Add VelocityCore Module

VelocityCore/src/de/steamwar/velocitycore/ArenaMode.java

@@ -0,0 +1,121 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore;
+
+import de.steamwar.sql.SchematicType;
+import lombok.Getter;
+
+import java.util.*;
+
+public class ArenaMode extends GameModeConfig {
+
+    private static final Random random = new Random();
+
+    private static final Map<String, ArenaMode> byChat = new HashMap<>();
+    private static final Map<String, ArenaMode> byInternal = new HashMap<>();
+    private static final Map<SchematicType, ArenaMode> bySchemType = new HashMap<>();
+    @Getter
+    private static final List<ArenaMode> allModes = new LinkedList<>();
+
+    static {
+        init();
+    }
+
+    public static void init() {
+        byChat.clear();
+        byInternal.clear();
+        bySchemType.clear();
+        allModes.clear();
+
+        GameModeConfig.loadAll(ArenaMode.class, (file, mode) -> {
+            if(mode.getServer() == null)
+                return;
+
+            mode.config = file.getName();
+            mode.internalName = file.getName().replace(".yml", "");
+            mode.getMaps().forEach(map -> mode.lowerToRealMapNames.put(map.toLowerCase(), map));
+            if(mode.getGameName() == null)
+                mode.setGameName(mode.internalName);
+
+            allModes.add(mode);
+            byInternal.put(mode.internalName, mode);
+            for(String name : mode.getServer().getChatNames()){
+                byChat.put(name.toLowerCase(), mode);
+            }
+
+            if(mode.getSchematic() != null && mode.getSchemType() != null)
+                bySchemType.put(SchematicType.fromDB(mode.getSchemType()), mode);
+        });
+    }
+
+    public static ArenaMode getByChat(String name){
+        return byChat.get(name.toLowerCase());
+    }
+
+    public static ArenaMode getByInternal(String name){
+        return byInternal.get(name);
+    }
+
+    public static List<String> getAllChatNames(boolean historic) {
+        List<String> chatNames = new LinkedList<>();
+        for(ArenaMode mode : byInternal.values()){
+            if(historic == mode.isHistoric())
+                chatNames.addAll(mode.getServer().getChatNames());
+        }
+        return chatNames;
+    }
+
+    public static ArenaMode getBySchemType(SchematicType schemType){
+        return bySchemType.get(schemType);
+    }
+
+
+    private final Map<String, String> lowerToRealMapNames = new HashMap<>();
+
+    @Getter
+    private String internalName;
+    @Getter
+    private String config;
+
+    public String hasMap(String map){
+        for(String m : getMaps()) {
+            if(m.equalsIgnoreCase(map))
+                return m;
+        }
+        return null;
+    }
+
+    public String getRandomMap(){
+        return getMaps().get(random.nextInt(getMaps().size()));
+    }
+
+    public String convertToRealMapName(String map){
+        return lowerToRealMapNames.get(map.toLowerCase());
+    }
+
+    public String getChatName(){
+        return getServer().getChatNames().get(0);
+    }
+
+    public boolean withoutChatName(){
+        return getServer().getChatNames().isEmpty();
+    }
+
+}

VelocityCore/src/de/steamwar/velocitycore/Broadcaster.java

@@ -0,0 +1,44 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore;
+
+import de.steamwar.messages.Chatter;
+
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+class Broadcaster {
+
+    private final List<String> broadcasts = VelocityCore.get().getConfig().getBroadcasts();
+    private int lastBroadCast = 0;
+
+    Broadcaster() {
+        if(!broadcasts.isEmpty())
+            VelocityCore.schedule(this::broadcast).repeat(10, TimeUnit.MINUTES).schedule();
+    }
+
+    private void broadcast() {
+        if(!VelocityCore.getProxy().getAllPlayers().isEmpty())
+            Chatter.broadcast().system("PLAIN_STRING", broadcasts.get(lastBroadCast++));
+
+        if(lastBroadCast == broadcasts.size())
+            lastBroadCast = 0;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/Config.java

@@ -0,0 +1,88 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore;
+
+import com.velocitypowered.api.proxy.server.RegisteredServer;
+import lombok.Getter;
+import org.yaml.snakeyaml.LoaderOptions;
+import org.yaml.snakeyaml.TypeDescription;
+import org.yaml.snakeyaml.Yaml;
+import org.yaml.snakeyaml.constructor.Constructor;
+import org.yaml.snakeyaml.introspector.BeanAccess;
+import org.yaml.snakeyaml.representer.Representer;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.function.Consumer;
+
+@Getter
+public class Config {
+
+    public static <T> T load(Class<T> clazz, File file, Consumer<TypeDescription> description) {
+        TypeDescription typeDescription = new TypeDescription(Config.class);
+        description.accept(typeDescription);
+
+        Constructor constructor = new Constructor(clazz, new LoaderOptions());
+        constructor.addTypeDescription(typeDescription);
+
+        Representer representer = new Representer();
+        representer.getPropertyUtils().setSkipMissingProperties(true);
+
+        Yaml yaml = new Yaml(constructor, representer);
+        yaml.setBeanAccess(BeanAccess.FIELD);
+
+        try{
+            return yaml.load(new FileInputStream(file));
+        }catch(IOException e){
+            VelocityCore.getProxy().shutdown();
+            throw new SecurityException("Could not load config", e);
+        }
+    }
+
+    public static Config load() {
+        return load(Config.class, new File(VelocityCore.get().getDataDirectory().toFile(), "config.yml"), description -> description.addPropertyParameters("servers", String.class, Config.Server.class));
+    }
+
+    private String lobbyserver;
+    private boolean eventmode = false;
+    private Map<String, Server> servers = Collections.emptyMap();
+    private List<String> broadcasts = Collections.emptyList();
+    private Poll poll = null;
+
+    public RegisteredServer lobbyserver() {
+        return VelocityCore.getProxy().getServer(lobbyserver).orElseThrow();
+    }
+
+    @Getter
+    public static class Poll {
+        private String question;
+        private List<String> answers;
+    }
+
+    @Getter
+    public static class Server {
+        private int spectatePort = 0;
+        private List<String> commands;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/ErrorLogger.java

@@ -0,0 +1,83 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore;
+
+import de.steamwar.sql.SWException;
+import org.apache.logging.log4j.Level;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.core.LogEvent;
+import org.apache.logging.log4j.core.LoggerContext;
+import org.apache.logging.log4j.core.appender.AbstractAppender;
+import org.apache.logging.log4j.core.config.AbstractConfiguration;
+import org.apache.logging.log4j.core.config.Property;
+
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+import java.util.List;
+
+public class ErrorLogger extends AbstractAppender {
+
+    ErrorLogger() {
+        super("SW ErrorLogger", null, null, false, Property.EMPTY_ARRAY);
+        start();
+
+        LoggerContext context = (LoggerContext) LogManager.getContext(false);
+        context.getConfiguration().addAppender(this);
+        context.getRootLogger().addAppender(this);
+        context.updateLoggers();
+    }
+
+    void unregister() {
+        LoggerContext context = (LoggerContext) LogManager.getContext(false);
+        ((AbstractConfiguration) context.getConfiguration()).removeAppender(getName());
+        context.getRootLogger().removeAppender(this);
+        context.updateLoggers();
+    }
+
+    @Override
+    public void append(LogEvent event) {
+        if(event.getLevel().isLessSpecificThan(Level.WARN))
+            return;
+
+        String message = event.getMessage().getFormattedMessage();
+        for(String reason : filteredMessages)
+            if(message.contains(reason))
+                return;
+
+        ByteArrayOutputStream stacktraceOutput = new ByteArrayOutputStream();
+        if(event.getThrown() != null)
+            event.getThrown().printStackTrace(new PrintStream(stacktraceOutput));
+        String stacktrace = stacktraceOutput.toString();
+        for(String reason : filteredStacktraces)
+            if (stacktrace.contains(reason))
+                return;
+
+        SWException.log(message, stacktrace);
+    }
+
+    private static final List<String> filteredMessages = List.of(
+            "read timed out",
+            "disconnected while connecting to Lobby"
+    );
+    private static final List<String> filteredStacktraces = List.of(
+            "ErrorLogger",
+            "Connection reset by peer"
+    );
+}

VelocityCore/src/de/steamwar/velocitycore/EventStarter.java

@@ -0,0 +1,90 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore;
+
+import de.steamwar.messages.Chatter;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.sql.EventFight;
+import de.steamwar.sql.Team;
+import net.kyori.adventure.text.event.ClickEvent;
+
+import java.sql.Timestamp;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Queue;
+import java.util.concurrent.TimeUnit;
+
+import static de.steamwar.persistent.Storage.eventServer;
+
+public class EventStarter {
+
+    private static final Map<Integer, String> spectatePorts = new HashMap<>();
+
+    public static void addSpectateServer(int port, String command) {
+        spectatePorts.put(port, command);
+    }
+
+    public EventStarter() {
+        EventFight.loadAllComingFights();
+        VelocityCore.schedule(this::run).delay(10, TimeUnit.SECONDS).schedule();
+    }
+
+    public static Map<Integer, Subserver> getEventServer() {
+        return eventServer;
+    }
+
+    private void run() {
+        eventServer.entrySet().removeIf(entry -> Subserver.getSubserver(entry.getValue().getServer()) == null);
+        Queue<EventFight> fights = EventFight.getFights();
+
+        EventFight next;
+        while((next = nextFight(fights)) != null){
+            Team blue = Team.get(next.getTeamBlue());
+            Team red = Team.get(next.getTeamRed());
+
+            //Don't start EventServer if not the event bungee
+            String command;
+            if(VelocityCore.get().getConfig().isEventmode() || next.getSpectatePort() == 0) {
+                ServerStarter starter = new ServerStarter().event(next);
+
+                starter.callback(subserver -> {
+                    eventServer.put(blue.getTeamId(), subserver);
+                    eventServer.put(red.getTeamId(), subserver);
+                }).start();
+
+                command = "/event " + blue.getTeamKuerzel();
+            } else {
+                command = "/" + spectatePorts.get(next.getSpectatePort());
+            }
+            Chatter.broadcast().system("EVENT_FIGHT_BROADCAST", "EVENT_FIGHT_BROADCAST_HOVER", ClickEvent.runCommand(command), blue.getTeamColor(), blue.getTeamName(), red.getTeamColor(), red.getTeamName());
+        }
+    }
+
+    private EventFight nextFight(Queue<EventFight> fights){
+        EventFight next = fights.peek();
+        if(next == null)
+            return null;
+
+        if(!next.getStartTime().before(new Timestamp(System.currentTimeMillis())))
+            return null;
+
+        return fights.poll();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/GameModeConfig.java

@@ -0,0 +1,92 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import java.io.File;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.function.BiConsumer;
+
+@Getter
+public class GameModeConfig {
+
+    public static <T extends GameModeConfig> void loadAll(Class<T> config, BiConsumer<File, T> consumer) {
+        File folder = new File(VelocityCore.get().getDataDirectory().getParent().toFile(), "FightSystem");
+        if(!folder.exists())
+            return;
+
+        for(File file : Arrays.stream(folder.listFiles((file, name) -> name.endsWith(".yml") && !name.endsWith(".kits.yml"))).sorted().toList()) {
+            consumer.accept(file, Config.load(config, file, description -> {}));
+        }
+    }
+
+    private Server Server = null;
+    private List<String> CheckQuestions = Collections.emptyList();
+    private String deadline = null;
+    private Schematic Schematic = null;
+    @Setter
+    private String GameName;
+
+    @Getter
+    public static class Server {
+        private String Folder;
+        private String ServerJar;
+        private List<String> ChatNames = Collections.emptyList();
+        private List<String> Maps;
+        private boolean Ranked = false;
+        private boolean Historic = false;
+    }
+
+    @Getter
+    public static class Schematic {
+        private String Type;
+        private String Shortcut;
+        private String Material;
+        private boolean ManualCheck = true;
+    }
+
+    public String getServerJar() {
+        return getServer().getServerJar();
+    }
+
+    public String getFolder() {
+        return getServer().getFolder();
+    }
+
+    public List<String> getMaps() {
+        return getServer().getMaps();
+    }
+
+    public boolean isHistoric() {
+        return getServer().isHistoric();
+    }
+
+    public boolean isRanked() {
+        return getServer().isRanked();
+    }
+
+    public String getSchemType() {
+        return getSchematic().getType();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/Node.java

@@ -0,0 +1,218 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.file.Files;
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+import java.util.function.Consumer;
+import java.util.logging.Level;
+
+public abstract class Node {
+
+    //-Xquickstart Langzeitperformance testen!
+    private static final List<String> OPENJ9_ARGS = Arrays.asList(
+            "-XX:+EnableCRIUSupport", "-XX:-CRIURestoreNonPortableMode",
+            "-Xgc:excessiveGCratio=80", "-Xdisableexplicitgc", "-Xnoclassgc", "-Xmos128M", "-Xmns48M", "-XX:+ExitOnOutOfMemoryError", // initial heap half values of memory observed by 1.19 spectate server
+            "-Xsyslog:none", "-Xtrace:none", "-Xverify:none", "-Xdump:system:none", "-Xdump:jit:none", "-Xdump:snap:none",
+            "-XX:+EnableDynamicAgentLoading", "-Dlog4j.configurationFile=log4j2.xml"
+    );
+    private static final Set<String> JAVA_8 = new HashSet<>();
+    static {
+        JAVA_8.add("paper-1.8.8.jar");
+        JAVA_8.add("paper-1.10.2.jar");
+        JAVA_8.add("spigot-1.8.8.jar");
+        JAVA_8.add("spigot-1.9.4.jar");
+        JAVA_8.add("spigot-1.10.2.jar");
+    }
+
+    private static final long MIN_FREE_MEM = 4 * 1024 * 1024L; // 4 GiB
+
+    private static final List<Node> nodes = new ArrayList<>();
+
+    public static Node getNode() {
+        for(Node node : nodes) {
+            if(node.belowLoadLimit)
+                return node;
+        }
+        return null;
+    }
+
+    public static void forEach(Consumer<Node> consumer) {
+        nodes.forEach(consumer);
+    }
+
+    public abstract ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String xmx, String... dParams);
+
+    protected abstract ProcessBuilder prepareExecution(String... command);
+    protected abstract void calcLoadLimit();
+
+    protected final String hostname;
+    protected volatile boolean belowLoadLimit = true;
+
+    protected Node(String hostname) {
+        this.hostname = hostname;
+        nodes.add(this);
+        VelocityCore.schedule(this::calcLoadLimit).repeat(2, TimeUnit.SECONDS).schedule();
+    }
+
+    public void execute(String... command) {
+        try {
+            prepareExecution(command).start().waitFor();
+        } catch (IOException e) {
+            throw new SecurityException("Could not execute command", e);
+        } catch (InterruptedException e) {
+            VelocityCore.getLogger().log(Level.SEVERE, "Interrupted during execution", e);
+            Thread.currentThread().interrupt();
+        }
+    }
+
+    public boolean belowLoadLimit() {
+        return belowLoadLimit;
+    }
+    public String getName() {
+        return hostname;
+    }
+
+    protected void constructServerstart(File directory, List<String> cmd, String serverJar, String worldDir, String levelName, int port, String xmx, String... dParams) {
+        if (JAVA_8.contains(serverJar))
+            cmd.add("/usr/lib/jvm/java-8-openj9-amd64/bin/java");
+        else
+            cmd.add("/usr/lib/jvm/java-21-openj9-amd64/bin/java");
+
+        for(String param : dParams){
+            cmd.add("-D" + param);
+        }
+        cmd.add("-Xshareclasses:nonfatal,name=" + directory.getName());
+        cmd.add("-Xmx" + xmx);
+        cmd.addAll(OPENJ9_ARGS);
+        if (!JAVA_8.contains(serverJar)) {
+            cmd.add("--add-opens");
+            cmd.add("java.base/jdk.internal.misc=ALL-UNNAMED");
+            cmd.add("-XX:-CRIUSecProvider");
+        }
+        cmd.add("-jar");
+        cmd.add("/binarys/" + serverJar);
+        cmd.add("--log-strip-color");
+        cmd.add("--world-dir");
+        cmd.add(worldDir);
+        cmd.add("--level-name");
+        cmd.add(levelName);
+        cmd.add("--port");
+        cmd.add(String.valueOf(port));
+        cmd.add("nogui");
+    }
+
+    protected void calcLoadLimit(BufferedReader meminfo) throws IOException {
+        String line = meminfo.readLine();
+        while(!line.startsWith("MemAvailable")) {
+            line = meminfo.readLine();
+        }
+
+        long availableMem = Long.parseLong(line.replaceAll(" +", " ").split(" ")[1]);
+        belowLoadLimit = availableMem >= MIN_FREE_MEM;
+    }
+
+    public static class LocalNode extends Node {
+        private static final File MEMINFO = new File("/proc/meminfo");
+
+        public LocalNode() {
+            super("sw");
+        }
+
+        @Override
+        public ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String xmx, String... dParams) {
+            List<String> cmd = new ArrayList<>();
+            constructServerstart(directory, cmd, serverJar, worldDir, levelName, port, xmx, dParams);
+            ProcessBuilder builder = new ProcessBuilder(cmd);
+            builder.directory(directory);
+            return builder;
+        }
+
+        @Override
+        protected void calcLoadLimit() {
+            try (BufferedReader meminfo = new BufferedReader(new InputStreamReader(Files.newInputStream(MEMINFO.toPath())))) {
+                calcLoadLimit(meminfo);
+            } catch (IOException e) {
+                VelocityCore.getLogger().log(Level.SEVERE, "Could not read local load", e);
+                belowLoadLimit = false;
+            }
+        }
+
+        @Override
+        protected ProcessBuilder prepareExecution(String... command) {
+            return new ProcessBuilder(command);
+        }
+    }
+
+    public static class RemoteNode extends Node {
+
+        public RemoteNode(String hostname) {
+            super(hostname);
+            VelocityCore.getLogger().log(Level.INFO, "Added node {0}", hostname);
+        }
+
+        @Override
+        public ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String xmx, String... dParams) {
+            List<String> cmd = new ArrayList<>();
+            cmd.add("ssh");
+            cmd.add("-L");
+            cmd.add(port + ":localhost:" + port);
+            cmd.add(hostname);
+            cmd.add("cd");
+            cmd.add(directory.getPath());
+            cmd.add(";");
+            constructServerstart(directory, cmd, serverJar, worldDir, levelName, port, xmx, dParams);
+            return new ProcessBuilder(cmd);
+        }
+
+        @Override
+        protected ProcessBuilder prepareExecution(String... command) {
+            List<String> cmd = new ArrayList<>();
+            cmd.add("ssh");
+            cmd.add(hostname);
+            cmd.addAll(Arrays.asList(command));
+            return new ProcessBuilder(cmd);
+        }
+
+        @Override
+        protected void calcLoadLimit() {
+            try {
+                Process process = prepareExecution("cat /proc/meminfo").start();
+                if(!process.waitFor(1, TimeUnit.SECONDS))
+                    throw new IOException(hostname + " timeout");
+                try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
+                    calcLoadLimit(reader);
+                }
+            } catch (IOException e) {
+                if(belowLoadLimit)
+                    VelocityCore.getLogger().log(Level.SEVERE, "Could read remote load", e);
+                belowLoadLimit = false;
+            } catch (InterruptedException e) {
+                Thread.currentThread().interrupt();
+                belowLoadLimit = false;
+            }
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/ServerStarter.java

@@ -0,0 +1,373 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.messages.Chatter;
+import de.steamwar.persistent.Arenaserver;
+import de.steamwar.persistent.Bauserver;
+import de.steamwar.persistent.Builderserver;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.sql.*;
+
+import java.io.DataOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.time.format.DateTimeFormatter;
+import java.util.*;
+import java.util.function.BooleanSupplier;
+import java.util.function.Consumer;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+public class ServerStarter {
+
+    private static final Portrange BAU_PORTS = VelocityCore.MAIN_SERVER ? new Portrange(10100, 20000) : new Portrange(2100, 2200);
+    private static final Portrange ARENA_PORTS = VelocityCore.MAIN_SERVER ? new Portrange(3000, 3100) : (VelocityCore.get().getConfig().isEventmode() ? new Portrange(4000, 5000) : BAU_PORTS);
+
+    public static final String SERVER_PATH = "/servers/";
+    private static final String USER_HOME = System.getProperty("user.home") + "/";
+    private static final String EVENT_PATH = USER_HOME + "event/";
+    public static final String TEMP_WORLD_PATH =  USER_HOME + "arenaserver/";
+    public static final String TUTORIAL_PATH = USER_HOME + "tutorials/";
+
+    public static final String WORLDS_BASE_PATH = USER_HOME + "userworlds";
+    public static final String BUILDER_BASE_PATH = USER_HOME + "builder";
+
+    private File directory = null;
+    private String worldDir = null;
+
+    private Node node = null;
+    private String serverJar = "spigot-1.15.2.jar";
+    private String xmx = "768M";
+    private Portrange portrange = BAU_PORTS;
+    private Function<Integer, String> serverNameProvider = port -> node.getName() + port;
+    private BooleanSupplier startCondition = () -> true;
+    private Runnable worldSetup = () -> {};
+    private String worldName = null;
+    private Runnable worldCleanup = () -> {};
+    private boolean allowMerge = false;
+    private String fightMap = null;
+    private String gameMode = null;
+    private boolean checkpoint = false;
+    private ServerConstructor constructor = (serverName, port, builder, shutdownCallback, failureCallback) -> new Arenaserver(serverName, gameMode, fightMap, allowMerge, port, builder, shutdownCallback);
+    private Consumer<Subserver> callback = subserver -> {};
+
+    private final Set<Player> playersToSend = new HashSet<>();
+    private final Map<String, String> arguments = new HashMap<>();
+
+    public ServerStarter arena(ArenaMode mode, String map) {
+        portrange = ARENA_PORTS;
+        serverNameProvider = port -> mode.getGameName() + (port - portrange.start);
+        serverJar = mode.getServerJar();
+        allowMerge = true;
+        fightMap = map;
+        gameMode = mode.getInternalName();
+        directory = new File(SERVER_PATH, mode.getFolder());
+        arguments.put("config", mode.getConfig());
+        tempWorld(SERVER_PATH + mode.getFolder() + "/arenas/" + map);
+        return this;
+    }
+
+    public ServerStarter event(EventFight eventFight) {
+        arena(ArenaMode.getByInternal(eventFight.getSpielmodus()), eventFight.getMap());
+        node = VelocityCore.local;
+        worldDir = EVENT_PATH;
+        worldCleanup = () -> {};
+        arguments.put("fightID", String.valueOf(eventFight.getFightID()));
+        fightMap = eventFight.getMap();
+        gameMode = eventFight.getSpielmodus();
+
+        String serverName = Team.get(eventFight.getTeamBlue()).getTeamKuerzel() + " vs " + Team.get(eventFight.getTeamRed()).getTeamKuerzel();
+        serverNameProvider = port -> serverName;
+        worldName = serverToWorldName(serverName + eventFight.getStartTime().toLocalDateTime().format(DateTimeFormatter.ISO_TIME));
+        return this;
+    }
+
+    public ServerStarter test(ArenaMode mode, String map, Player owner) {
+        arena(mode, map);
+        buildWithTemp(owner);
+        portrange = BAU_PORTS;
+        arguments.put("fightID", String.valueOf(-1));
+        return send(owner);
+    }
+
+    public ServerStarter blueLeader(Player player) {
+        arguments.put("blueLeader", player.getUniqueId().toString());
+        return send(player);
+    }
+
+    public ServerStarter redLeader(Player player) {
+        arguments.put("redLeader", player.getUniqueId().toString());
+        return send(player);
+    }
+
+    public ServerStarter check(int schemID) {
+        arguments.put("checkSchemID", String.valueOf(schemID));
+        return this;
+    }
+
+    public ServerStarter prepare(int schemID) {
+        arguments.put("prepareSchemID", String.valueOf(schemID));
+        return this;
+    }
+
+    public ServerStarter replay(int replayID) {
+        arguments.put("replay", String.valueOf(replayID));
+        return this;
+    }
+
+    public ServerStarter build(ServerVersion version, UUID owner) {
+        directory = version.getServerDirectory("Bau");
+        serverJar = version.getServerJar();
+        worldDir = version.getWorldFolder(WORLDS_BASE_PATH);
+        worldName = version != ServerVersion.SPIGOT_12 ? String.valueOf(SteamwarUser.get(owner).getId()) : owner.toString();
+        checkpoint = true;
+
+        build(owner);
+
+        worldSetup = () -> {
+            File world = new File(worldDir, worldName);
+            if (!world.exists())
+                copyWorld(node, new File(directory, "Bauwelt").getPath(), world.getPath());
+        };
+
+        // Send players to existing server
+        startCondition = () -> {
+            Bauserver subserver = Bauserver.get(owner);
+            if(subserver != null) {
+                for(Player p : playersToSend)
+                    SubserverSystem.sendPlayer(subserver, p);
+                return false;
+            }
+            boolean atLeastOneSupervisor = playersToSend.stream().anyMatch(player -> {
+                if (player.getUniqueId().equals(owner)) return true;
+                BauweltMember bauweltMember = BauweltMember.getBauMember(owner, player.getUniqueId());
+                return bauweltMember.isSupervisor();
+            });
+            if (!atLeastOneSupervisor) {
+                for (Player p : playersToSend) {
+                    Chatter.of(p).system("BAU_START_NOT_ALLOWED");
+                }
+            }
+            return atLeastOneSupervisor;
+        };
+
+        return this;
+    }
+
+    public ServerStarter tutorial(Player owner, Tutorial tutorial) {
+        directory = new File(SERVER_PATH, "Tutorial");
+        buildWithTemp(owner);
+        tempWorld(TUTORIAL_PATH + tutorial.getTutorialId());
+        arguments.put("tutorial", String.valueOf(tutorial.getTutorialId()));
+        return send(owner);
+    }
+
+    private void tempWorld(String template) {
+        worldDir = TEMP_WORLD_PATH;
+        worldSetup = () -> copyWorld(node, template, worldDir + worldName);
+        worldCleanup = () -> SubserverSystem.deleteFolder(node, worldDir + worldName);
+    }
+
+    private void buildWithTemp(Player owner) {
+        build(owner.getUniqueId());
+
+        // Stop existing build server
+        startCondition = () -> {
+            if(startingBau(owner))
+                return false;
+
+            Bauserver subserver = Bauserver.get(owner.getUniqueId());
+            if(subserver != null && subserver.isStarted())
+                subserver.stop();
+
+            return !startingBau(owner);
+        };
+    }
+
+    private void build(UUID owner) {
+        constructor = (serverName, port, builder, shutdownCallback, failureCallback) -> new Bauserver(serverName, owner, port, builder, shutdownCallback, failureCallback);
+        serverNameProvider = port -> bauServerName(SteamwarUser.get(owner));
+    }
+
+    public ServerStarter builder(ServerVersion version, String map, File generator) {
+        serverJar = version.getServerJar();
+        directory = version.getServerDirectory("Builder");
+        worldDir = version.getWorldFolder(BUILDER_BASE_PATH);
+        worldName = map;
+        serverNameProvider = port -> "*" + map;
+        checkpoint = true;
+        constructor = (serverName, port, builder, shutdownCallback, failureCallback) -> new Builderserver(serverName, worldName, port, builder, shutdownCallback, failureCallback);
+
+        // Send players to existing server
+        startCondition = () -> {
+            Builderserver subserver = Builderserver.get(worldName);
+            if (subserver != null) {
+                for(Player p : playersToSend)
+                    SubserverSystem.sendPlayer(subserver, p);
+                return false;
+            }
+            return true;
+        };
+
+        if(generator != null) {
+            worldSetup = () -> {
+                File leveldat = new File(new File(worldDir, worldName), "level.dat");
+                try {
+                    Files.copy(generator.toPath(), leveldat.toPath());
+                } catch (IOException e) {
+                    throw new SecurityException(e);
+                }
+            };
+        }
+
+        return this;
+    }
+
+    public ServerStarter send(Player player) {
+        playersToSend.add(player);
+        return this;
+    }
+
+    public ServerStarter callback(Consumer<Subserver> callback) {
+        this.callback = callback;
+        return this;
+    }
+
+    public boolean start() {
+        if(!startCondition.getAsBoolean())
+            return false;
+
+        int port = portrange.freePort();
+        String serverName = serverNameProvider.apply(port);
+
+        if(node == null) {
+            node = Node.getNode();
+            if(node == null) {
+                for (Player p : playersToSend)
+                    Chatter.of(p).system("SERVER_START_OVERLOAD");
+
+                return false;
+            }
+        }
+        if(worldName == null)
+            worldName = serverToWorldName(serverName);
+
+        worldSetup.run();
+        arguments.put("logPath", worldName);
+
+        File checkpointDir = new File("/tmp/" + System.getProperty("user.name") + ".checkpoints/" + directory.getName() + "/" + worldName);
+        if(checkpoint)
+            arguments.put("checkpoint", checkpointDir.getPath());
+
+        if(checkpoint && checkpointDir.exists()) {
+            try(DataOutputStream out = new DataOutputStream(Files.newOutputStream(new File(checkpointDir, "port").toPath()))) {
+                out.writeInt(port);
+            } catch (IOException e) {
+                throw new SecurityException(e);
+            }
+
+            postStart(constructor.construct(serverName, port, node.prepareExecution(
+                    "criu", "restore", "-D", checkpointDir.getPath(), "--auto-dedup", "--shell-job", "-v"
+            ), worldCleanup, e -> regularStart(serverName, port)));
+        } else {
+            regularStart(serverName, port);
+        }
+
+        return true;
+    }
+
+    private void regularStart(String serverName, int port) {
+        postStart(constructor.construct(serverName, port, node.startServer(
+                serverJar, directory, worldDir, worldName, port, xmx, arguments.entrySet().stream().map(entry -> entry.getKey() + "=" + entry.getValue()).toArray(String[]::new)
+        ), worldCleanup, null));
+    }
+
+    private void postStart(Subserver subserver) {
+        for(Player p : playersToSend)
+            SubserverSystem.sendPlayer(subserver, p);
+
+        callback.accept(subserver);
+    }
+
+    private static boolean startingBau(Player p) {
+        Bauserver subserver = Bauserver.get(p.getUniqueId());
+        if(subserver != null && !subserver.isStarted()) {
+            Chatter.of(p).system("BAU_START_ALREADY");
+            return true;
+        }
+        return false;
+    }
+
+    public static String bauServerName(SteamwarUser user) {
+        return user.getUserName() + "s Bau";
+    }
+
+    public static String serverToWorldName(String serverName) {
+        return serverName.replace(' ', '_').replace("[", "").replace("]", "");
+    }
+
+    public static void copyWorld(Node node, String template, String target) {
+        node.execute("cp", "-r", template, target);
+    }
+
+    private interface ServerConstructor {
+        Subserver construct(String serverName, int port, ProcessBuilder builder, Runnable shutdownCallback, Consumer<Exception> failureCallback);
+    }
+
+    private static class Portrange {
+
+        private final int start;
+        private final int end;
+        private int current;
+
+        private Portrange(int start, int end) {
+            this.start = start;
+            this.end = end;
+            current = start;
+        }
+
+        private void increment() {
+            current++;
+
+            if(current == end)
+                current = start;
+        }
+
+        private synchronized int freePort() {
+            Set<Integer> usedPorts;
+
+            synchronized (Subserver.getServerList()) {
+                usedPorts = Subserver.getServerList().stream().map(server -> server.getServer().getAddress().getPort()).collect(Collectors.toSet());
+            }
+
+            while(usedPorts.contains(current)) {
+                increment();
+            }
+
+            int result = current;
+            increment();
+            return result;
+        }
+    }
+
+}

VelocityCore/src/de/steamwar/velocitycore/ServerVersion.java

@@ -0,0 +1,87 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore;
+
+import lombok.Getter;
+
+import java.io.File;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+@Getter
+public enum ServerVersion {
+    SPIGOT_12("spigot-1.12.2.jar", 12),
+    SPIGOT_15("spigot-1.15.2.jar", 15),
+    PAPER_19("paper-1.19.3.jar", 19),
+    PAPER_20("paper-1.20.1.jar", 20);
+
+    private static final Map<String, ServerVersion> chatMap = new HashMap<>();
+
+    static {
+        chatMap.put("20", ServerVersion.PAPER_20);
+        chatMap.put("1.20", ServerVersion.PAPER_20);
+        chatMap.put("1.20.1", ServerVersion.PAPER_20);
+        chatMap.put("as", ServerVersion.PAPER_20);
+        chatMap.put("airship", ServerVersion.PAPER_20);
+        chatMap.put("wg", ServerVersion.PAPER_20);
+        chatMap.put("wargear", ServerVersion.PAPER_20);
+        chatMap.put("ws", ServerVersion.PAPER_20);
+        chatMap.put("warship", ServerVersion.PAPER_20);
+        chatMap.put("mwg", ServerVersion.PAPER_20);
+        chatMap.put("miniwargear", ServerVersion.PAPER_20);
+
+        chatMap.put("19", ServerVersion.PAPER_19);
+        chatMap.put("1.19", ServerVersion.PAPER_19);
+        chatMap.put("1.19.2", ServerVersion.PAPER_19);
+
+        chatMap.put("15", ServerVersion.SPIGOT_15);
+        chatMap.put("1.15", ServerVersion.SPIGOT_15);
+        chatMap.put("1.15.2", ServerVersion.SPIGOT_15);
+
+        chatMap.put("12", ServerVersion.SPIGOT_12);
+        chatMap.put("1.12", ServerVersion.SPIGOT_12);
+        chatMap.put("1.12.2", ServerVersion.SPIGOT_12);
+    }
+
+    public static ServerVersion get(String chat) {
+        return chatMap.get(chat.toLowerCase());
+    }
+
+    public static Set<String> chatVersions() {
+        return chatMap.keySet();
+    }
+
+    private final String serverJar;
+    private final int versionSuffix;
+
+    ServerVersion(String serverJar, int versionSuffix) {
+        this.serverJar = serverJar;
+        this.versionSuffix = versionSuffix;
+    }
+
+    public String getWorldFolder(String base) {
+        return base + versionSuffix + "/";
+    }
+
+    public File getServerDirectory(String base) {
+        return new File(ServerStarter.SERVER_PATH, base + versionSuffix);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/SubserverSystem.java

@@ -0,0 +1,58 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.velocitycore.network.NetworkSender;
+import de.steamwar.velocitycore.network.handlers.FightInfoHandler;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.network.packets.server.StartingServerPacket;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.sql.IgnoreSystem;
+import de.steamwar.sql.SteamwarUser;
+import net.kyori.adventure.text.event.ClickEvent;
+
+import java.util.UUID;
+
+public class SubserverSystem {
+    private SubserverSystem(){}
+
+    public static void deleteFolder(Node node, String worldName) {
+        node.execute("rm", "-r", worldName);
+    }
+
+    public static void sendDeniedMessage(Chatter p, UUID owner) {
+        if(IgnoreSystem.isIgnored(owner, p.user().getUUID())){
+            p.system("SERVER_IGNORED");
+            return;
+        }
+
+        Chatter o = Chatter.of(owner);
+        o.system("SERVER_ADD_MEMBER", p);
+        o.prefixless("SERVER_ADD_MESSAGE", new Message("SERVER_ADD_MESSAGE_HOVER"), ClickEvent.runCommand("/bau addmember " + p.user().getUserName()));
+    }
+
+    public static void sendPlayer(Subserver subserver, Player player) {
+        subserver.sendPlayer(player);
+        if(!subserver.isStarted() && FightInfoHandler.onLobby(player))
+            NetworkSender.send(player, new StartingServerPacket(SteamwarUser.get(player.getUniqueId()).getId()));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/VelocityCore.java

@@ -0,0 +1,282 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore;
+
+import com.google.inject.Inject;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.proxy.ProxyInitializeEvent;
+import com.velocitypowered.api.event.proxy.ProxyShutdownEvent;
+import com.velocitypowered.api.plugin.Dependency;
+import com.velocitypowered.api.plugin.Plugin;
+import com.velocitypowered.api.plugin.annotation.DataDirectory;
+import com.velocitypowered.api.proxy.ProxyServer;
+import com.velocitypowered.api.scheduler.Scheduler;
+import de.steamwar.command.*;
+import de.steamwar.messages.Chatter;
+import de.steamwar.network.packets.PacketHandler;
+import de.steamwar.persistent.ReloadablePlugin;
+import de.steamwar.sql.Punishment;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.Team;
+import de.steamwar.sql.UserElo;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.velocitycore.commands.*;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.discord.DiscordConfig;
+import de.steamwar.velocitycore.listeners.*;
+import de.steamwar.velocitycore.mods.*;
+import de.steamwar.velocitycore.network.handlers.*;
+import de.steamwar.velocitycore.tablist.TablistManager;
+import lombok.Getter;
+
+import java.nio.file.Path;
+import java.sql.Driver;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+@Plugin(
+        id = "velocitycore",
+        name = "VelocityCore",
+        dependencies = { @Dependency(id = "persistentvelocitycore") }
+)
+public class VelocityCore implements ReloadablePlugin {
+
+    public static boolean MAIN_SERVER;
+
+    private static VelocityCore instance;
+    public static VelocityCore get() {
+        return instance;
+    }
+
+    public static Node local;
+
+    public static Scheduler.TaskBuilder schedule(Runnable runnable) {
+        return instance.proxyServer.getScheduler().buildTask(instance, runnable);
+    }
+
+    public static ProxyServer getProxy() {
+        return instance.proxyServer;
+    }
+
+    public static Logger getLogger() {
+        return instance.logger;
+    }
+
+    private final ProxyServer proxyServer;
+    private final Logger logger;
+    @Getter
+    private final Path dataDirectory;
+
+    private Driver sqlDriver;
+    @Getter
+    private Config config;
+    private ErrorLogger errorLogger;
+    private TablistManager tablistManager;
+
+    @Getter
+    private TeamCommand teamCommand;
+
+    @Inject
+    public VelocityCore(ProxyServer proxyServer, Logger logger, @DataDirectory Path dataDirectory) {
+        this.proxyServer = proxyServer;
+        this.logger = logger;
+        this.dataDirectory = dataDirectory;
+
+    }
+
+    @Subscribe
+    @Override
+    public void onProxyInitialization(ProxyInitializeEvent event) {
+        instance = this;
+        config = Config.load();
+        MAIN_SERVER = proxyServer.getBoundAddress().getPort() == 25565;
+
+        try {
+            sqlDriver = Statement.mysqlMode() ? new com.mysql.cj.jdbc.Driver() : new org.sqlite.JDBC();
+            DriverManager.registerDriver(sqlDriver);
+        } catch (SQLException e) {
+            throw new SecurityException(e);
+        }
+
+        errorLogger = new ErrorLogger();
+
+        SWCommandUtils.init((SWTypeMapperCreator<TypeMapper<Object>, Chatter, Object>) (mapper, tabCompleter) -> new TypeMapper<>() {
+            @Override
+            public Object map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return mapper.apply(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                return tabCompleter.apply(sender, s);
+            }
+        });
+        schedule(TabCompletionCache::invalidateOldEntries).repeat(1, TimeUnit.SECONDS).schedule();
+
+        initStaticServers();
+        PollSystem.init();
+
+        new Hostname();
+        new PluginMessage();
+        new Schematica();
+        new Badlion();
+        new FabricModSender();
+        new ReplayMod();
+        new FML2();
+
+        new ConnectionListener();
+        new ChatListener();
+        new BanListener();
+        new CheckListener();
+        new IPSanitizer();
+
+        local = new Node.LocalNode();
+        if(MAIN_SERVER) {
+            //new Node.RemoteNode("lx");
+        }
+
+        new TeamchatCommand();
+        new MsgCommand();
+        new RCommand();
+        new PingCommand();
+        new AlertCommand();
+        new KickCommand();
+        new JoinmeCommand();
+        new TpCommand();
+        HelpCommand helpCommand = new HelpCommand();
+        teamCommand = new TeamCommand();
+        new ServerTeamchatCommand();
+        new DevCommand();
+        new EventCommand();
+        new EventreloadCommand();
+        new EventRescheduleCommand();
+        new PollCommand();
+        new BugCommand();
+        new WhoisCommand();
+        new RulesCommand();
+        new IgnoreCommand();
+        new UnIgnoreCommand();
+        new PollresultCommand();
+        new ListCommand();
+        new StatCommand();
+        new VerifyCommand();
+        new GDPRQuery();
+        new PlaytimeCommand();
+        new ArenaCommand();
+        new RankCommand();
+        new LocalCommand();
+        new SetLocaleCommand();
+        new BuilderCloudCommand();
+        new CheckCommand();
+
+        new ModCommand();
+
+        // Punishment Commands:
+        new PunishmentCommand("ban", Punishment.PunishmentType.Ban);
+        new PunishmentCommand("mute", Punishment.PunishmentType.Mute);
+        new PunishmentCommand("noschemreceiving", Punishment.PunishmentType.NoSchemReceiving);
+        new PunishmentCommand("noschemsharing", Punishment.PunishmentType.NoSchemSharing);
+        new PunishmentCommand("noschemsubmitting", Punishment.PunishmentType.NoSchemSubmitting);
+        new PunishmentCommand("nodev", Punishment.PunishmentType.NoDevServer);
+        new PunishmentCommand("nofight", Punishment.PunishmentType.NoFightServer);
+        new PunishmentCommand("noteamserver", Punishment.PunishmentType.NoTeamServer);
+        new PunishmentCommand("note", Punishment.PunishmentType.Note);
+
+        if(!config.isEventmode()){
+            new BauCommand(helpCommand);
+            new WebpasswordCommand();
+            new FightCommand();
+            new ChallengeCommand();
+            new HistoricCommand();
+            new ReplayCommand();
+            new TutorialCommand();
+
+            new Broadcaster();
+        }else{
+            new EventModeListener();
+        }
+
+        for(PacketHandler handler : new PacketHandler[] {
+                new EloPlayerHandler(), new EloSchemHandler(), new ExecuteCommandHandler(), new FightInfoHandler(),
+                new ImALobbyHandler(), new InventoryCallbackHandler(), new PrepareSchemHandler()
+        })
+            handler.register();
+
+        new EventStarter();
+        new SessionManager();
+        tablistManager = new TablistManager();
+        new SettingsChangedListener();
+
+        schedule(() -> {
+            SteamwarUser.clear();
+            UserElo.clear();
+            Team.clear();
+        }).repeat(1, TimeUnit.HOURS).schedule();
+
+        DiscordConfig discordConfig = DiscordConfig.load();
+        if (discordConfig != null) {
+            try {
+                new DiscordBot(discordConfig);
+            } catch (Throwable e) {
+                logger.log(Level.SEVERE, "Could not initialize discord bot", e);
+            }
+        }
+    }
+
+    @Subscribe
+    @Override
+    public void onProxyShutdown(ProxyShutdownEvent event) {
+        try {
+            DiscordBot.withBot(bot -> bot.getJda().shutdownNow());
+        } catch (Throwable e) {
+            logger.log(Level.SEVERE, "Could not shutdown discord bot", e);
+        }
+
+        if(tablistManager != null)
+            tablistManager.disable();
+        errorLogger.unregister();
+        Statement.closeAll();
+
+        try {
+            DriverManager.deregisterDriver(sqlDriver);
+        } catch (SQLException e) {
+            throw new SecurityException(e);
+        }
+    }
+
+    private void initStaticServers() {
+        for (Map.Entry<String, Config.Server> entry : config.getServers().entrySet()) {
+            Config.Server server  = entry.getValue();
+            List<String> cmds = server.getCommands();
+            String cmd = cmds.remove(0);
+
+            if(server.getSpectatePort() != 0)
+                EventStarter.addSpectateServer(server.getSpectatePort(), cmd);
+
+            new ServerSwitchCommand(cmd, entry.getKey(), cmds.toArray(new String[0]));
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/AlertCommand.java

@@ -0,0 +1,46 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.UserPerm;
+
+public class AlertCommand extends SWCommand {
+
+    public AlertCommand() {
+        super("alert", UserPerm.MODERATION, "broadcast", "bbc");
+    }
+
+    @Register(description = "USAGE_ALERT")
+    public void broadcast(Chatter sender, @OptionalValue("") @StaticValue("-discord") String sendToDiscord, String... message) {
+        if (message.length == 0) {
+            sender.system("USAGE_ALERT");
+            return;
+        }
+
+        String s = String.join(" ", message);
+        Chatter.broadcast().system("ALERT", s.replace('&', '§'));
+
+        if ("-discord".equals(sendToDiscord))
+            DiscordBot.withBot(bot -> bot.getAnnouncementChannel().send(s));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/ArenaCommand.java

@@ -0,0 +1,72 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.server.RegisteredServer;
+import de.steamwar.persistent.Servertype;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.command.PreviousArguments;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.PlayerChatter;
+
+import java.util.Collection;
+import java.util.List;
+
+public class ArenaCommand extends SWCommand {
+
+    public ArenaCommand() {
+        super("arena");
+    }
+
+    @Register
+    public void arenaJoin(PlayerChatter sender, Subserver server) {
+        TpCommand.teleport(sender, server.getRegisteredServer());
+    }
+
+    @ClassMapper(value = Subserver.class, local = true)
+    public TypeMapper<Subserver> serverInfoTypeMapper() {
+        return new TypeMapper<>() {
+            @Override
+            public Subserver map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return Subserver.getSubserver(VelocityCore.getProxy().getServer(s).map(RegisteredServer::getServerInfo).orElse(null));
+            }
+
+            @Override
+            public boolean validate(Chatter sender, Subserver value, MessageSender messageSender) {
+                if (value == null || value.getType() != Servertype.ARENA) {
+                    sender.system("ARENA_NOT_FOUND");
+                    return false;
+                }
+                return true;
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                List<Subserver> subserverList = Subserver.getServerList();
+                synchronized (subserverList) {
+                    return subserverList.stream().filter(subserver -> subserver.getType() == Servertype.ARENA).map(subserver -> subserver.getServer().getName()).toList();
+                }
+            }
+        };
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/BauCommand.java

@@ -0,0 +1,251 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.*;
+import de.steamwar.velocitycore.inventory.SWInventory;
+import de.steamwar.velocitycore.inventory.SWItem;
+import de.steamwar.velocitycore.network.NetworkSender;
+import de.steamwar.velocitycore.util.BauLock;
+import de.steamwar.velocitycore.util.BauLockState;
+import de.steamwar.command.PreviousArguments;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.network.packets.server.BaumemberUpdatePacket;
+import de.steamwar.persistent.Bauserver;
+import de.steamwar.sql.BauweltMember;
+import de.steamwar.sql.SteamwarUser;
+
+import java.util.Collection;
+import java.util.function.Consumer;
+
+public class BauCommand extends SWCommand {
+
+    private final HelpCommand command;
+
+    public BauCommand(HelpCommand command) {
+        super("bau", "b", "build", "gs");
+        this.command = command;
+    }
+
+    @Register(noTabComplete = true)
+    public void genericHelp(Chatter sender, String... args) {
+        this.command.sendBauHelp(sender);
+    }
+
+    @Register
+    public void toBau(PlayerChatter sender, @OptionalValue(value = "", onlyUINIG = true) ServerVersion version) {
+        new ServerStarter().build(version, sender.user().getUUID()).send(sender.getPlayer()).start();
+    }
+
+    @Register(value = "addmember", description = "BAU_ADDMEMBER_USAGE")
+    public void addmember(Chatter sender, @Validator("addMemberTarget") SteamwarUser target) {
+        BauweltMember.addMember(sender.user().getUUID(), target.getUUID());
+        sender.system("BAU_ADDMEMBER_ADDED");
+        Chatter.of(target.getUUID()).system("BAU_ADDMEMBER_ADDED_TARGET", sender);
+    }
+
+    @Validator(value = "addMemberTarget", local = true)
+    public TypeValidator<SteamwarUser> addMemberTargetValidator() {
+        return (sender, value, messageSender) -> {
+            if (value == null) {
+                messageSender.send("UNKNOWN_PLAYER");
+                return false;
+            }
+            if (sender.user().getUUID().equals(value.getUUID())) {
+                messageSender.send("BAU_ADDMEMBER_SELFADD");
+                return false;
+            }
+            if (BauweltMember.getBauMember(sender.user().getId(), value.getId()) != null) {
+                messageSender.send("BAU_ADDMEMBER_ISADDED");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @Register(value = "tp", description = "BAU_TP_USAGE")
+    @Register("teleport")
+    public void teleport(PlayerChatter sender, @Validator("teleportTarget") SteamwarUser worldOwner, @OptionalValue(value = "", onlyUINIG = true) ServerVersion version) {
+        new ServerStarter().build(version, worldOwner.getUUID()).send(sender.getPlayer()).start();
+    }
+
+    @Validator(value = "teleportTarget", local = true)
+    public TypeValidator<SteamwarUser> teleportTargetValidator() {
+        return (sender, owner, messageSender) -> {
+            if (owner == null) {
+                messageSender.send("UNKNOWN_PLAYER");
+                return false;
+            }
+            if (sender.user().getId() != owner.getId() && BauweltMember.getBauMember(owner.getId(), sender.user().getId()) == null) {
+                SubserverSystem.sendDeniedMessage(sender, owner.getUUID());
+                messageSender.send("BAU_TP_NOALLOWED");
+                return false;
+            }
+
+            if (BauLock.isLocked(owner, sender.user())) {
+                messageSender.send("BAU_LOCKED_NOALLOWED");
+                Chatter.of(owner.getUUID()).system("BAU_LOCK_BLOCKED", sender);
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @Register("info")
+    public void info(PlayerChatter sender) {
+        sender.getPlayer().spoofChatInput("/bauinfo");
+    }
+
+    @Register("setspectator")
+    public void setSpectator(Chatter sender, @Mapper("addedUsers") @AllowNull @OptionalValue("") SteamwarUser user) {
+        setPerms(sender, user, "setspectator", "BAU_MEMBER_SET_SPECTATOR", member -> {
+            member.setBuild(false);
+            member.setSupervisor(false);
+        });
+    }
+
+    @Register("setbuild")
+    public void setBuild(Chatter sender, @Mapper("addedUsers") @AllowNull @OptionalValue("") SteamwarUser user) {
+        setPerms(sender, user, "setbuild", "BAU_MEMBER_SET_BUILDER", member -> {
+            member.setBuild(true);
+            member.setSupervisor(false);
+        });
+    }
+
+    @Register("setsupervisor")
+    public void setSupervisor(Chatter sender, @Mapper("addedUsers") @AllowNull @OptionalValue("") SteamwarUser user) {
+        setPerms(sender, user, "setsupervisor", "BAU_MEMBER_SET_SUPERVISOR", member -> {
+            member.setBuild(true);
+            member.setSupervisor(true);
+        });
+    }
+
+    private void setPerms(Chatter owner, SteamwarUser user, String name, String permName, Consumer<BauweltMember> setter) {
+        if (user == null) {
+            owner.system("BAU_MEMBER_SET_USAGE", name);
+            return;
+        }
+
+        withMember(owner, user, target -> {
+            setter.accept(target);
+
+            Bauserver bauserver = Bauserver.get(owner.user().getUUID());
+            if(bauserver != null)
+                bauserver.getRegisteredServer().getPlayersConnected().stream().findAny().ifPresent(player -> NetworkSender.send(player, new BaumemberUpdatePacket()));
+
+            Chatter.of(user.getUUID()).system("BAU_MEMBER_SET_TARGET", owner, new Message(permName));
+            owner.system("BAU_MEMBER_SET", new Message(permName));
+        });
+    }
+
+    @Register(value = "delmember", description = "BAU_DELMEMBER_USAGE")
+    public void delmember(Chatter owner, @Mapper("addedUsers") SteamwarUser user) {
+        withMember(owner, user, target -> {
+            target.remove();
+
+            Chatter member = Chatter.of(user.getUUID());
+            member.system("BAU_DELMEMBER_DELETED_TARGET", owner);
+            member.withPlayer(player -> {
+                Bauserver bauserver = Bauserver.get(owner.user().getUUID());
+                if (bauserver != null && bauserver.getRegisteredServer().getPlayersConnected().contains(player))
+                    player.createConnectionRequest(VelocityCore.get().getConfig().lobbyserver()).fireAndForget();
+            });
+
+            owner.system("BAU_DELMEMBER_DELETED");
+        });
+    }
+
+    @Mapper(value = "addedUsers", local = true)
+    public TypeMapper<SteamwarUser> addedUsers() {
+        return new TypeMapper<SteamwarUser>() {
+            @Override
+            public SteamwarUser map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return SteamwarUser.get(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                return BauweltMember.getMembers(sender.user().getId()).stream()
+                        .map(bauweltMember -> SteamwarUser.get(bauweltMember.getMemberID()).getUserName())
+                        .toList();
+            }
+        };
+    }
+
+    @Register("resetall")
+    @Register("delete")
+    public void delete(PlayerChatter sender, @OptionalValue(value = "", onlyUINIG = true) ServerVersion version) {
+        SWInventory inventory = new SWInventory(sender, 9, new Message("BAU_DELETE_GUI_NAME"));
+        inventory.addItem(0, new SWItem(new Message("BAU_DELETE_GUI_DELETE"), 10), click -> {
+            String world = version.getWorldFolder(ServerStarter.WORLDS_BASE_PATH) + (version != ServerVersion.SPIGOT_12 ? sender.user().getId() : sender.user().getUUID().toString());
+
+            VelocityCore.schedule(() -> {
+                Bauserver subserver = Bauserver.get(sender.user().getUUID());
+                if(subserver != null)
+                    subserver.stop();
+
+                SubserverSystem.deleteFolder(VelocityCore.local, world);
+                sender.system("BAU_DELETE_DELETED");
+            }).schedule();
+
+            inventory.close();
+        });
+        inventory.addItem(8, new SWItem(new Message("BAU_DELETE_GUI_CANCEL"), 1), click -> inventory.close());
+        inventory.open();
+    }
+
+    @Register("test")
+    @Register("testarena")
+    public void testarena(PlayerChatter sender, @Mapper("nonHistoricArenaMode") @OptionalValue("") @AllowNull ArenaMode arenaMode, @Mapper("arenaMap") @OptionalValue("") @AllowNull String map) {
+        FightCommand.createArena(sender, "/bau testarena ", false, arenaMode, map, false, (chatter, mode, m) ->
+                VelocityCore.schedule(() -> new ServerStarter().test(mode, m, sender.getPlayer()).start()).schedule()
+        );
+    }
+
+    @Register(value = "lock", description = "BAU_LOCKED_OPTIONS")
+    public void lock(Chatter sender, BauLockState bauLockState) {
+        BauLock.setLocked(sender, bauLockState);
+    }
+
+    @Register("unlock")
+    public void unlock(Chatter sender) {
+        BauLock.setLocked(sender, BauLockState.OPEN);
+    }
+
+    private static void withMember(Chatter owner, SteamwarUser member, Consumer<BauweltMember> function) {
+        if (member == null) {
+            owner.system("UNKNOWN_PLAYER");
+            return;
+        }
+
+        BauweltMember target = BauweltMember.getBauMember(owner.user().getId(), member.getId());
+        if (target == null) {
+            owner.system("BAU_MEMBER_NOMEMBER");
+            return;
+        }
+
+        function.accept(target);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/BugCommand.java

@@ -0,0 +1,39 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.sql.SWException;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+
+public class BugCommand extends SWCommand {
+    public BugCommand() {
+        super("bug");
+    }
+
+    @Register
+    public void bugMessage(Chatter sender, String... message) {
+        int id = SWException.logGetId(
+                String.join(" ", message),
+                sender.withPlayerOrOffline(player -> player.getCurrentServer().map(connection -> connection.getServerInfo().getName()).orElse("offline"), () -> "offline") + " " + sender.user().getUserName() + " " + sender.user().getId()
+        );
+        sender.system("BUG_MESSAGE", id);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/BuilderCloudCommand.java

@@ -0,0 +1,167 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.ArenaMode;
+import de.steamwar.velocitycore.ServerStarter;
+import de.steamwar.velocitycore.ServerVersion;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.command.PreviousArguments;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.UserPerm;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+
+public class BuilderCloudCommand extends SWCommand {
+
+    public BuilderCloudCommand() {
+        super("buildercloud", UserPerm.BUILD, "builder");
+    }
+
+    @Register(value = "create", description = "BUILDERCLOUD_CREATE_USAGE")
+    public void create(Chatter sender, @ErrorMessage("BUILDERCLOUD_VERSION") ServerVersion version, @Mapper("map") String map, @OptionalValue("") @Mapper("generator") @AllowNull File generator) {
+        mapFile(version, map).mkdir();
+        sender.withPlayer(p -> new ServerStarter().builder(version, map, generator).send(p).start());
+    }
+
+    @Register(description = "BUILDERCLOUD_USAGE")
+    public void start(PlayerChatter sender, @ErrorMessage("BUILDERCLOUD_VERSION") ServerVersion version, @Mapper("map") String map) {
+        if(!mapFile(version, map).exists()) {
+            sender.system("BUILDERCLOUD_UNKNOWN_MAP");
+            return;
+        }
+
+        new ServerStarter().builder(version, map, null).send(sender.getPlayer()).start();
+    }
+
+    @Register(value = "rename", description = "BUILDERCLOUD_RENAME_USAGE")
+    public void rename(Chatter sender, @ErrorMessage("BUILDERCLOUD_VERSION") ServerVersion version, @Mapper("map") String oldName, String newName) {
+        File oldMap = mapFile(version, oldName);
+        if(!oldMap.exists()) {
+            sender.system("BUILDERCLOUD_UNKNOWN_MAP");
+            return;
+        }
+
+        File newMap = mapFile(version, newName);
+        if(newMap.exists()) {
+            sender.system("BUILDERCLOUD_EXISTING_MAP");
+            return;
+        }
+
+        try {
+            Files.move(oldMap.toPath(), newMap.toPath());
+        } catch (IOException e) {
+            throw new SecurityException(e);
+        }
+
+        sender.system("BUILDERCLOUD_RENAMED");
+    }
+
+    @Register(value = "deploy", description = "BUILDERCLOUD_DEPLOY_USAGE")
+    public void deploy(Chatter sender, @Mapper("nonHistoricArenaMode") ArenaMode arenaMode, @ErrorMessage("BUILDERCLOUD_VERSION") ServerVersion version, @Mapper("map") String map) {
+        if(!mapFile(version, map).exists()) {
+            sender.system("BUILDERCLOUD_UNKNOWN_MAP");
+            return;
+        }
+
+        VelocityCore.schedule(() -> {
+            VelocityCore.local.execute("/binarys/deployarena.py", arenaMode.getConfig(), Integer.toString(version.getVersionSuffix()), map);
+            ArenaMode.init();
+            sender.system("BUILDERCLOUD_DEPLOY_FINISHED");
+        }).schedule();
+    }
+
+    @Cached(global = true)
+    @Mapper(value = "map", local = true)
+    private TypeMapper<String> mapTypeMapper() {
+
+        return new TypeMapper<String>() {
+            @Override
+            public String map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return s;
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                File folder = getWorldFolder(previousArguments, 1);
+
+                String[] files;
+                if(folder == null || (files = folder.list()) == null)
+                    return Collections.emptyList();
+
+                return Arrays.stream(files).filter(file -> new File(folder, file).isDirectory()).filter(file -> s.startsWith(".") || !file.startsWith(".")).toList();
+            }
+        };
+    }
+
+    @Cached(global = true)
+    @Mapper(value = "generator", local = true)
+    private TypeMapper<File> generatorTypeMapper() {
+
+        return new TypeMapper<File>() {
+            @Override
+            public File map(Chatter sender, PreviousArguments previousArguments, String s) {
+                if(s.isEmpty())
+                    return null;
+
+                File folder = getWorldFolder(previousArguments, 2);
+
+                if(folder == null)
+                    throw new SecurityException();
+
+                File generator = new File(folder, s + ".dat");
+                if(!generator.exists() || !generator.isFile())
+                    throw new SecurityException();
+
+                return generator;
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                File folder = getWorldFolder(previousArguments, 2);
+
+                String[] files;
+                if(folder == null || (files = folder.list()) == null)
+                    return Collections.emptyList();
+
+                return Arrays.stream(files).filter(file -> new File(folder, file).isFile()).filter(file -> file.endsWith(".dat")).map(file -> file.substring(0, file.length() - 4)).toList();
+            }
+        };
+    }
+
+    private File mapFile(ServerVersion version, String map) {
+        return new File(version.getWorldFolder(ServerStarter.BUILDER_BASE_PATH), map);
+    }
+
+    private File getWorldFolder(PreviousArguments previousArguments, int offset) {
+        ServerVersion v = ServerVersion.get(previousArguments.userArgs[previousArguments.userArgs.length - offset]);
+        if(v == null)
+            return null;
+        return new File(v.getWorldFolder(ServerStarter.BUILDER_BASE_PATH));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/ChallengeCommand.java

@@ -0,0 +1,99 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.velocitycore.ArenaMode;
+import de.steamwar.velocitycore.ServerStarter;
+import de.steamwar.persistent.Servertype;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.IgnoreSystem;
+import net.kyori.adventure.text.event.ClickEvent;
+
+import java.util.LinkedList;
+
+import static de.steamwar.persistent.Storage.challenges;
+
+public class ChallengeCommand extends SWCommand {
+
+    public ChallengeCommand() {
+        super("challenge");
+    }
+
+    @Register(description = "CHALLENGE_USAGE")
+    public void challenge(@Validator("arenaPlayer") PlayerChatter sender, @Validator("target") Player target, @Mapper("nonHistoricArenaMode") @OptionalValue("") @AllowNull ArenaMode arenaMode, @Mapper("arenaMap") @OptionalValue("") @AllowNull String map) {
+        FightCommand.createArena(sender, "/challenge " + target.getUsername() + " ", false, arenaMode, map, false, (chatter, mode, m) -> {
+            Player p = sender.getPlayer();
+            if(challenges.containsKey(target) && challenges.get(target).contains(p)){
+                challenges.remove(target);
+                challenges.remove(p);
+
+                new ServerStarter().arena(mode, map).blueLeader(sender.getPlayer()).redLeader(target).callback(
+                        arena -> Chatter.broadcast().system("CHALLENGE_BROADCAST", new Message("CHALLENGE_BROADCAST_HOVER"), ClickEvent.runCommand("/arena " + arena.getServer().getName()), mode.getGameName(), p, target)
+                ).start();
+            }else{
+                if(!challenges.containsKey(p)){
+                    challenges.put(p, new LinkedList<>());
+                }
+
+                challenges.get(p).add(target);
+
+                sender.system("CHALLENGE_CHALLENGED", target, mode.getGameName());
+                Chatter.of(target).system("CHALLENGE_CHALLENGED_TARGET", p, mode.getGameName(), mode.getMaps().size() != 1 ? new Message("CHALLENGE_CHALLENGED_MAP", m) : "");
+
+                Chatter.of(target).system("CHALLENGE_ACCEPT", new Message("CHALLENGE_ACCEPT_HOVER"), ClickEvent.runCommand("/challenge " + p.getUsername() + " " + mode.getChatName() + " " + m));
+            }
+        });
+    }
+
+    @Validator(value = "target", local = true)
+    public TypeValidator<Player> targetValidator() {
+        return (sender, value, messageSender) -> {
+            if (value == null) {
+                messageSender.send("CHALLENGE_OFFLINE");
+                return false;
+            }
+            if (sender == value) {
+                messageSender.send("CHALLENGE_SELF");
+                return false;
+            }
+            if (IgnoreSystem.isIgnored(value.getUniqueId(), sender.user().getUUID())) {
+                messageSender.send("CHALLENGE_IGNORED");
+                return false;
+            }
+
+            Subserver subserver = Subserver.getSubserver(value);
+            if (subserver != null && subserver.getType() == Servertype.ARENA) {
+                messageSender.send("CHALLENGE_INARENA");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    public static void remove(Player player){
+        challenges.remove(player);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/CheckCommand.java

@@ -0,0 +1,296 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.persistent.Bauserver;
+import de.steamwar.sql.*;
+import de.steamwar.velocitycore.ArenaMode;
+import de.steamwar.velocitycore.ServerStarter;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.discord.util.DiscordAlert;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+
+import java.awt.*;
+import java.sql.Timestamp;
+import java.time.Instant;
+import java.util.List;
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+import java.util.logging.Level;
+
+public class CheckCommand extends SWCommand {
+    private static final Map<SchematicType, SchematicType> fightTypes = new HashMap<>();
+    private static final Map<SchematicType, List<String>> checkQuestions = new HashMap<>();
+
+    private static final Map<UUID, CheckSession> currentCheckers = new HashMap<>();
+    private static final Map<Integer, CheckSession> currentSchems = new HashMap<>();
+
+    public static void setCheckQuestions(SchematicType checkType, List<String> checkQuestions) {
+        CheckCommand.checkQuestions.put(checkType, checkQuestions);
+    }
+
+    public static void addFightType(SchematicType checkType, SchematicType fightType) {
+        fightTypes.put(checkType, fightType);
+    }
+
+    public static boolean isChecking(Player player){
+        return currentCheckers.containsKey(player.getUniqueId());
+    }
+
+    public static SchematicNode getCheckingSchem(Player player) {
+        return currentCheckers.get(player.getUniqueId()).schematic;
+    }
+
+    public static Message getWaitTime(SchematicNode schematic) {
+        long waitedMillis = Timestamp.from(Instant.now()).getTime() - schematic.getLastUpdate().getTime();
+        String ce = waitedMillis > 86400000 ? "c" : "e";
+        String color = waitedMillis > 14400000 ? ce : "a";
+        long hours = waitedMillis / 3600000;
+        long minutes = (waitedMillis - hours * 3600000) / 60000;
+        return new Message("CHECK_LIST_WAIT", color, hours, (minutes < 10) ? "0" + minutes : minutes);
+    }
+
+    public CheckCommand() {
+        super("check", UserPerm.CHECK);
+
+        VelocityCore.schedule(() -> sendReminder(Chatter.serverteam())).repeat(10, TimeUnit.MINUTES).schedule();
+    }
+
+    public static void sendReminder(Chatter chatter) {
+        List<SchematicNode> schematics = getSchemsToCheck();
+        if(schematics.size() == currentCheckers.size())
+            return;
+
+        chatter.system("CHECK_REMINDER", new Message("CHECK_REMINDER_HOVER"), ClickEvent.runCommand("/check list"), schematics.size() - currentCheckers.size());
+    }
+
+    @Register(value = "list", description = "CHECK_HELP_LIST")
+    public void list(Chatter sender) {
+        List<SchematicNode> schematicList = getSchemsToCheck();
+
+        sender.system("CHECK_LIST_HEADER", schematicList.size());
+
+        for (SchematicNode schematic : schematicList) {
+            CheckSession current = currentSchems.get(schematic.getId());
+            if (current == null) {
+                sender.prefixless("CHECK_LIST_TO_CHECK",
+                        new Message("CHECK_LIST_TO_CHECK_HOVER"),
+                        ClickEvent.runCommand("/check schematic " + schematic.getId()),
+                        getWaitTime(schematic),
+                        schematic.getSchemtype().getKuerzel(), SteamwarUser.get(schematic.getOwner()).getUserName(), schematic.getName());
+            } else {
+                sender.prefixless("CHECK_LIST_CHECKING",
+                        new Message("CHECK_LIST_CHECKING_HOVER"),
+                        ClickEvent.runCommand("/join " + current.checker.user().getUserName()),
+                        getWaitTime(schematic),
+                        schematic.getSchemtype().getKuerzel(), SteamwarUser.get(schematic.getOwner()).getUserName(), schematic.getName(), current.checker.user().getUserName());
+            }
+        }
+    }
+
+    @Register(value = "schematic", noTabComplete = true)
+    public void schematic(PlayerChatter sender, String schemID) {
+        if(isChecking(sender.getPlayer())){
+            sender.system("CHECK_SCHEMATIC_ALREADY_CHECKING");
+            return;
+        }
+
+        SchematicNode schem = SchematicNode.getSchematicNode(Integer.parseInt(schemID));
+        if(!schem.getSchemtype().check()){
+            VelocityCore.getLogger().log(Level.SEVERE, () -> sender.user().getUserName() + " tried to check an uncheckable schematic!");
+            return;
+        }else if(schem.getOwner() == sender.user().getId()) {
+            sender.system("CHECK_SCHEMATIC_OWN");
+            return;
+        }
+
+        int playerTeam = sender.user().hasPerm(UserPerm.MODERATION) ? 0 : sender.user().getTeam();
+        if (playerTeam != 0 && SteamwarUser.get(schem.getOwner()).getTeam() == playerTeam) {
+            sender.system("CHECK_SCHEMATIC_OWN_TEAM");
+            return;
+        }
+        new CheckSession(sender, schem);
+    }
+
+    @Register(value = "cancel", description = "CHECK_HELP_CANCEL")
+    @Register("abort")
+    public void abortCommand(PlayerChatter sender) {
+        abort(sender.getPlayer());
+    }
+
+    public static void abort(Player player) {
+        if(notChecking(player))
+            return;
+
+        Chatter.of(player).system("CHECK_ABORT");
+        currentCheckers.get(player.getUniqueId()).abort();
+    }
+
+    @Register(value = "next", description = "CHECK_HELP_NEXT")
+    public void next(PlayerChatter sender) {
+        if(notChecking(sender.getPlayer()))
+            return;
+
+        currentCheckers.get(sender.getPlayer().getUniqueId()).next();
+    }
+
+    @Register(value = "accept")
+    public void accept(PlayerChatter sender) {
+        next(sender);
+    }
+
+    @Register(value = "decline", description = "CHECK_HELP_DECLINE")
+    public void decline(PlayerChatter sender, String... message) {
+        if(notChecking(sender.getPlayer()))
+            return;
+
+        currentCheckers.get(sender.getPlayer().getUniqueId()).decline(String.join(" ", message));
+    }
+
+    public static List<SchematicNode> getSchemsToCheck(){
+        List<SchematicNode> schematicList = new ArrayList<>();
+
+        for (SchematicType type : SchematicType.values()) {
+            if (type.check())
+                schematicList.addAll(SchematicNode.getAllSchematicsOfType(type));
+        }
+        return schematicList;
+    }
+
+    public static String getChecker(SchematicNode schematic) {
+        if (currentSchems.get(schematic.getId()) == null) return null;
+        return currentSchems.get(schematic.getId()).checker.user().getUserName();
+    }
+
+    private static boolean notChecking(Player player){
+        if(!isChecking(player)){
+            Chatter.of(player).system("CHECK_NOT_CHECKING");
+            return true;
+        }
+        return false;
+    }
+
+    private static class CheckSession{
+        private final PlayerChatter checker;
+        private final SchematicNode schematic;
+        private final Timestamp startTime;
+        private final ListIterator<String> checkList;
+
+        private CheckSession(PlayerChatter checker, SchematicNode schematic){
+            this.checker = checker;
+            this.schematic = schematic;
+            this.startTime = Timestamp.from(Instant.now());
+            this.checkList = checkQuestions.get(schematic.getSchemtype()).listIterator();
+
+            VelocityCore.schedule(() ->  {
+                ArenaMode mode = ArenaMode.getBySchemType(fightTypes.get(schematic.getSchemtype()));
+                if(!new ServerStarter().test(mode, mode.getRandomMap(), checker.getPlayer()).check(schematic.getId()).start()) {
+                    remove();
+                    return;
+                }
+
+                currentCheckers.put(checker.user().getUUID(), this);
+                currentSchems.put(schematic.getId(), this);
+                for(CheckedSchematic previous : CheckedSchematic.previousChecks(schematic))
+                    checker.prefixless("CHECK_SCHEMATIC_PREVIOUS", previous.getEndTime(), SteamwarUser.get(previous.getValidator()).getUserName(), previous.getDeclineReason());
+                next();
+            }).schedule();
+        }
+
+        private void next() {
+            if(!checkList.hasNext()){
+                accept();
+                return;
+            }
+
+            checker.prefixless("PLAIN_STRING", checkList.next());
+
+            checker.sendMessage(Component
+                    .text(checker.parseToPlain(checkList.hasNext() ? "CHECK_NEXT" : "CHECK_ACCEPT"))
+                    .color(NamedTextColor.GREEN)
+                    .clickEvent(ClickEvent.runCommand("/check next"))
+                    .append(Component
+                            .text("   " + checker.parseToPlain("CHECK_DECLINE"))
+                            .color(NamedTextColor.RED)
+                            .clickEvent(ClickEvent.suggestCommand("/check decline "))));
+        }
+
+        private void accept(){
+            if(concludeCheckSession("freigegeben", fightTypes.get(schematic.getSchemtype()))) {
+                Chatter owner = Chatter.of(SteamwarUser.get(schematic.getOwner()).getUUID());
+                owner.withPlayerOrOffline(
+                        player -> owner.system("CHECK_ACCEPTED", schematic.getSchemtype().name(), schematic.getName()),
+                        () -> DiscordAlert.send(owner, Color.GREEN, new Message("DC_TITLE_SCHEMINFO"), new Message("DC_SCHEM_ACCEPT", schematic.getName()), true)
+                );
+                notifyTeam(new Message("CHECK_ACCEPTED_TEAM", schematic.getName(), owner.user().getUserName()));
+            }
+        }
+
+        private void decline(String reason){
+            if(concludeCheckSession(reason, SchematicType.Normal)) {
+                Chatter owner = Chatter.of(SteamwarUser.get(schematic.getOwner()).getUUID());
+                owner.withPlayerOrOffline(
+                        player -> owner.system("CHECK_DECLINED", schematic.getSchemtype().name(), schematic.getName(), reason),
+                        () -> DiscordAlert.send(owner, Color.RED, new Message("DC_TITLE_SCHEMINFO"), new Message("DC_SCHEM_DECLINE", schematic.getName(), reason), false)
+                );
+                notifyTeam(new Message("CHECK_DECLINED_TEAM", schematic.getName(), owner.user().getUserName(), reason));
+            }
+        }
+
+        private void notifyTeam(Message message) {
+            Chatter.serverteam().system(message);
+            DiscordBot.withBot(bot -> bot.getChecklistChannel().system(message));
+        }
+
+        private void abort(){
+            concludeCheckSession("Prüfvorgang abgebrochen", null);
+        }
+
+        private boolean concludeCheckSession(String reason, SchematicType type) {
+            if(SchematicNode.getSchematicNode(schematic.getId()) == null) // Schematic was deleted
+                return false;
+
+            CheckedSchematic.create(schematic, checker.user().getId(), startTime, Timestamp.from(Instant.now()), reason);
+            if(type != null)
+                schematic.setSchemtype(type);
+
+            remove();
+            VelocityCore.schedule(() -> {
+                Bauserver subserver = Bauserver.get(checker.user().getUUID());
+                if(subserver != null)
+                    subserver.stop();
+            }).schedule();
+            return true;
+        }
+
+        private void remove() {
+            currentCheckers.remove(checker.user().getUUID());
+            currentSchems.remove(schematic.getId());
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/DevCommand.java

@@ -0,0 +1,127 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.server.RegisteredServer;
+import com.velocitypowered.api.proxy.server.ServerInfo;
+import de.steamwar.messages.Message;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.SWCommandUtils;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.Punishment;
+import de.steamwar.sql.SteamwarUser;
+
+import java.io.File;
+import java.net.InetSocketAddress;
+import java.util.HashMap;
+import java.util.Map;
+
+public class DevCommand extends SWCommand {
+
+    private final File devServerDir = new File("/configs/DevServer");
+    private final Map<String, RegisteredServer> devServers = new HashMap<>();
+
+    public DevCommand() {
+        super("dev");
+    }
+
+    @Register
+    public void simpleCommand(@Validator PlayerChatter sender) {
+        updateDevServers();
+        if (devServers.isEmpty()) {
+            sender.system("DEV_NO_SERVER");
+            return;
+        } else if (devServers.size() == 1) {
+            devServers.values().stream().findAny().ifPresent(server -> sender.getPlayer().createConnectionRequest(server).fireAndForget());
+            return;
+        }
+
+        RegisteredServer server = devServers.get(sender.getPlayer().getUsername().toLowerCase());
+        if (server == null) {
+            sender.system("DEV_UNKNOWN_SERVER");
+            return;
+        }
+
+        sender.getPlayer().createConnectionRequest(server).fireAndForget();
+    }
+
+    @Register
+    public void selectedCommand(@Validator PlayerChatter sender, @Mapper("dev") String name) {
+        updateDevServers();
+        RegisteredServer server = devServers.get(name.toLowerCase());
+        if (server == null) {
+            sender.system("DEV_NO_SERVER");
+            return;
+        }
+
+        sender.getPlayer().createConnectionRequest(server).fireAndForget();
+    }
+
+    @ClassValidator(value = PlayerChatter.class, local = true)
+    public TypeValidator<PlayerChatter> punishmentGuardChecker() {
+        return (sender, value, messageSender) -> {
+            if (sender.user().isPunished(Punishment.PunishmentType.NoDevServer)) {
+                Message message = PunishmentCommand.punishmentMessage(sender.user(), Punishment.PunishmentType.NoDevServer);
+                messageSender.send(message.format(), message.params());
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @Mapper(value = "dev", local = true)
+    public TypeMapper<String> devServers() {
+        return SWCommandUtils.createMapper(s -> s, s -> {
+            updateDevServers();
+            return devServers.keySet();
+        });
+    }
+
+    private void updateDevServers() {
+        String[] serverFiles = devServerDir.list();
+
+        Map<String, Integer> devServerFiles = new HashMap<>();
+        if (serverFiles != null) {
+            for (String serverFile : serverFiles) {
+                String[] server = serverFile.split("\\.");
+                devServerFiles.put(server[0], Integer.parseInt(server[1]));
+            }
+        }
+
+        devServers.entrySet().removeIf(entry -> {
+            if (!devServerFiles.containsKey(entry.getKey())) {
+                VelocityCore.getProxy().unregisterServer(entry.getValue().getServerInfo());
+                return true;
+            }
+            return false;
+        });
+
+        devServerFiles.forEach((key, value) -> {
+            if (devServers.containsKey(key))
+                return;
+
+            SteamwarUser user = SteamwarUser.get(key);
+            devServers.put(user.getUserName().toLowerCase(), VelocityCore.getProxy().registerServer(new ServerInfo("Dev " + user.getUserName(), new InetSocketAddress("127.0.0.1", value))));
+        });
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/EventCommand.java

@@ -0,0 +1,117 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.EventStarter;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.velocitycore.SubserverSystem;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.*;
+
+import java.time.Instant;
+import java.time.format.DateTimeFormatter;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+public class EventCommand extends SWCommand {
+
+    public EventCommand() {
+        super("event");
+    }
+
+    @Validator("noEvent")
+    public TypeValidator<Chatter> noEventValidator() {
+        return (sender, value, messageSender) -> Event.get() == null;
+    }
+
+    @Register
+    public void noCurrentEvent(@Validator("noEvent") Chatter sender) {
+        sender.system("EVENT_NO_CURRENT");
+
+        List<Event> coming = Event.getComing();
+        if(coming.isEmpty())
+            return;
+
+        sender.system("EVENT_COMING");
+
+        Instant now = Instant.now();
+        DateTimeFormatter format = DateTimeFormatter.ofPattern(sender.parseToPlain("EVENT_DATE_FORMAT"));
+        for(Event e : coming){
+            sender.prefixless("EVENT_COMING_EVENT", e.getStart().toLocalDateTime().format(format), e.getEnd().toLocalDateTime().format(format), e.getEventName());
+
+            if(now.isBefore(e.getDeadline().toInstant()))
+                sender.prefixless("EVENT_COMING_DEADLINE", e.getDeadline());
+
+            SchematicType schemType = e.getSchematicType();
+            if (schemType != null && schemType.getDeadline() != null && now.isBefore(schemType.getDeadline().toInstant()))
+                sender.prefixless("EVENT_COMING_SCHEM_DEADLINE", schemType.getDeadline());
+
+            Set<Team> teams = TeamTeilnahme.getTeams(e.getEventID());
+            if(!teams.isEmpty())
+                sender.prefixless("EVENT_COMING_TEAMS", teams.stream().map(team -> sender.parseToLegacy("EVENT_COMING_TEAM", team.getTeamColor(), team.getTeamKuerzel())).collect(Collectors.joining(" ")));
+        }
+    }
+
+    @Register
+    public void eventOverview(@Validator(value = "noEvent", invert = true) Chatter sender) {
+        sender.system("EVENT_USAGE");
+
+        Event currentEvent = Event.get();
+        sender.system("EVENT_CURRENT_EVENT", currentEvent.getEventName());
+
+        DateTimeFormatter format = DateTimeFormatter.ofPattern(sender.parseToPlain("EVENT_TIME_FORMAT"));
+        for(EventFight fight : EventFight.getEvent(currentEvent.getEventID())){
+            Team blue = Team.get(fight.getTeamBlue());
+            Team red = Team.get(fight.getTeamRed());
+            StringBuilder fline = new StringBuilder(sender.parseToLegacy("EVENT_CURRENT_FIGHT", fight.getStartTime().toLocalDateTime().format(format), blue.getTeamColor(), blue.getTeamKuerzel(), red.getTeamColor(), red.getTeamKuerzel()));
+
+            if(fight.hasFinished()){
+                switch(fight.getErgebnis()){
+                    case 1:
+                        fline.append(sender.parseToLegacy("EVENT_CURRENT_FIGHT_WIN", blue.getTeamColor(), blue.getTeamKuerzel()));
+                        break;
+                    case 2:
+                        fline.append(sender.parseToLegacy("EVENT_CURRENT_FIGHT_WIN", red.getTeamColor(), red.getTeamKuerzel()));
+                        break;
+                    default:
+                        fline.append(sender.parseToLegacy("EVENT_CURRENT_FIGHT_DRAW"));
+                }
+            }
+
+            sender.prefixless("PLAIN_STRING", fline.toString());
+        }
+    }
+
+    @Register
+    public void eventWithTeam(@Validator(value = "noEvent", invert = true) PlayerChatter sender, @ErrorMessage("EVENT_NO_TEAM") Team team) {
+        Subserver eventArena = EventStarter.getEventServer().get(team.getTeamId());
+        if(eventArena == null || !Subserver.getServerList().contains(eventArena)){
+            sender.system("EVENT_NO_FIGHT_TEAM");
+            return;
+        }
+        if (!PunishmentCommand.isPunishedWithMessage(sender, Punishment.PunishmentType.NoFightServer)) {
+            SubserverSystem.sendPlayer(eventArena, sender.getPlayer());
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/EventRescheduleCommand.java

@@ -0,0 +1,66 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.Event;
+import de.steamwar.sql.EventFight;
+import de.steamwar.sql.Team;
+import de.steamwar.sql.UserPerm;
+
+import java.sql.Timestamp;
+import java.util.Date;
+import java.util.List;
+import java.util.ListIterator;
+
+public class EventRescheduleCommand extends SWCommand {
+
+    public EventRescheduleCommand() {
+        super("eventreschedule", UserPerm.MODERATION);
+    }
+
+    @Register
+    public void reschedule(Chatter sender, Team teamBlue, Team teamRed) {
+        Event event = Event.get();
+        if(event == null){
+            sender.system("EVENTRESCHEDULE_UNKNOWN_TEAM");
+            return;
+        }
+
+        List<EventFight> fights = EventFight.getEvent(event.getEventID());
+        ListIterator<EventFight> it = fights.listIterator(fights.size());
+        Timestamp now = Timestamp.from(new Date().toInstant());
+        while(it.hasPrevious()){
+            EventFight fight = it.previous();
+            if(fight.getStartTime().after(now))
+                continue;
+
+            if(fight.getTeamBlue() == teamBlue.getTeamId() && fight.getTeamRed() == teamRed.getTeamId()){
+                sender.system("EVENTRESCHEDULE_STARTING");
+                fight.reschedule();
+                EventFight.loadAllComingFights();
+                return;
+            }
+        }
+
+        sender.system("EVENTRESCHEDULE_NO_FIGHT");
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/EventreloadCommand.java

@@ -0,0 +1,36 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.EventFight;
+import de.steamwar.sql.UserPerm;
+
+public class EventreloadCommand extends SWCommand {
+    public EventreloadCommand() {
+        super("eventreload", UserPerm.MODERATION);
+    }
+
+    @Register
+    public void execute(Chatter sender) {
+        EventFight.loadAllComingFights();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/FightCommand.java

@@ -0,0 +1,141 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.velocitycore.*;
+import de.steamwar.velocitycore.inventory.SWInventory;
+import de.steamwar.velocitycore.inventory.SWItem;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.persistent.Arenaserver;
+import de.steamwar.persistent.Servertype;
+import de.steamwar.persistent.Subserver;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.event.HoverEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+import net.kyori.adventure.text.format.TextDecoration;
+
+public class FightCommand extends SWCommand {
+
+    public FightCommand() {
+        super("fight", "f");
+    }
+
+    private static void getModes(Chatter sender, String precommand, boolean historic){
+        Component start = Component.empty();
+        for(ArenaMode mode : ArenaMode.getAllModes()){
+            if(mode.withoutChatName() || mode.isHistoric() != historic)
+                continue;
+
+            String command = precommand + mode.getChatName();
+            start = start.append(Component
+                    .text(mode.getChatName() + " ")
+                    .color(NamedTextColor.GRAY)
+                    .decorate(TextDecoration.BOLD)
+                    .hoverEvent(HoverEvent.showText(Component.text(("§e" + command))))
+                    .clickEvent(ClickEvent.runCommand(command)));
+        }
+
+        sender.sendMessage(start);
+    }
+
+    private static boolean alreadyInArena(PlayerChatter sender){
+        Subserver subserver = Subserver.getSubserver(sender.getPlayer());
+        if(subserver != null && subserver.getType() == Servertype.ARENA){
+            sender.system("FIGHT_IN_ARENA");
+            return true;
+        }
+
+        return false;
+    }
+
+    static void createArena(PlayerChatter sender, String precommand, boolean allowMerging, ArenaMode arenaMode, String map, boolean historic, FightCallback callback) {
+        if(alreadyInArena(sender))
+            return;
+
+        if (arenaMode == null) {
+            getModes(sender, precommand, historic);
+            return;
+        }
+
+        if (map == null)
+            map = arenaMode.getRandomMap();
+
+        if (!allowMerging) {
+            callback.run(sender, arenaMode, map);
+        } else {
+            suggestMerging(sender, arenaMode, map, callback);
+        }
+    }
+
+    private static void suggestMerging(PlayerChatter sender, ArenaMode mode, String map, FightCallback declineMerge) {
+        Arenaserver mergable = null;
+        synchronized (Subserver.getServerList()) {
+            for (Subserver subserver : Subserver.getServerList()) {
+                if(subserver instanceof Arenaserver arenaserver &&
+                        (mode.getInternalName().equals(arenaserver.getMode()) && arenaserver.isAllowMerge() && arenaserver.getRegisteredServer().getPlayersConnected().size() == 1)) {
+                    mergable = arenaserver;
+                    break;
+                }
+            }
+        }
+
+        if(mergable == null) {
+            declineMerge.run(sender, mode, map);
+            return;
+        }
+
+        SWInventory inventory = new SWInventory(sender, 9, new Message("FIGHT_MERGE_TITLE"));
+        inventory.addItem(0, new SWItem(new Message("FIGHT_MERGE_DECLINE"), 1), click -> {
+            inventory.close();
+            declineMerge.run(sender, mode, map);
+        });
+        Arenaserver finalMergable = mergable;
+        SWItem item = new SWItem(new Message("FIGHT_MERGE_INFO", mode.getGameName(), finalMergable.getMap()), 11);
+        item.addLore(new Message("FIGHT_MERGE_INFO_LORE_1", finalMergable.getRegisteredServer().getPlayersConnected().toArray(new Player[1])[0].getUsername()));
+        inventory.addItem(4, item, click -> {});
+        inventory.addItem(8, new SWItem(new Message("FIGHT_MERGE_ACCEPT"), 10), click -> {
+            if(Subserver.getServerList().contains(finalMergable)) {
+                finalMergable.sendPlayer(sender.getPlayer());
+            } else {
+                sender.system("FIGHT_MERGE_OFFLINE");
+                declineMerge.run(sender, mode, map);
+            }
+        });
+        inventory.open();
+    }
+
+    @Register
+    public void fight(@Validator("arenaPlayer") PlayerChatter sender, @Mapper("nonHistoricArenaMode") @OptionalValue("") @AllowNull ArenaMode arenaMode, @Mapper("arenaMap") @OptionalValue("") @AllowNull String map) {
+        createArena(sender, "/fight ", true, arenaMode, map, false,
+                (p, mode, m) -> new ServerStarter().arena(mode, m).blueLeader(p.getPlayer()).callback(
+                        arena -> Chatter.broadcast().system("FIGHT_BROADCAST", new Message("FIGHT_BROADCAST_HOVER"), ClickEvent.runCommand("/arena " + arena.getServer().getName()), mode.getGameName(), p.getPlayer().getUsername())
+                ).start()
+        );
+    }
+
+    public interface FightCallback {
+        void run(PlayerChatter player, ArenaMode mode, String map);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/GDPRQuery.java

@@ -0,0 +1,284 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
+import de.steamwar.sql.internal.Statement;
+
+import java.io.*;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
+
+public class GDPRQuery extends SWCommand {
+
+    public GDPRQuery() {
+        super("gdprquery", UserPerm.ADMINISTRATION);
+    }
+
+    @Register
+    public void generate(PlayerChatter sender) {
+        generate(sender, sender.user());
+    }
+
+    @Register
+    public void generate(Chatter sender, SteamwarUser user) {
+        VelocityCore.schedule(() -> {
+            try {
+                createZip(sender, user);
+            } catch (IOException e) {
+                throw new SecurityException("Could not create zip", e);
+            }
+        }).schedule();
+    }
+
+    private void createZip(Chatter sender, SteamwarUser user) throws IOException {
+        sender.system("GDPR_STATUS_WEBSITE");
+
+        ZipOutputStream out = new ZipOutputStream(new FileOutputStream(user.getUserName() + ".zip"));
+
+        copy(getClass().getClassLoader().getResourceAsStream("GDPRQueryREADME.md"), out, "README.md");
+        copy(getClass().getClassLoader().getResourceAsStream("GDPRQueryREADME.md"), out, "README.txt");
+
+        sender.system("GDPR_STATUS_WORLD");
+        copyBauwelt(user, out, "/home/minecraft/userworlds/" + user.getUUID().toString(), "BuildWorld12");
+        copyBauwelt(user, out, "/home/minecraft/userworlds15/" + user.getId(), "BuildWorld15");
+
+        sender.system("GDPR_STATUS_INVENTORIES");
+        copyPlayerdata(user, out, "/home/minecraft/userworlds", "BuildInventories12");
+        copyPlayerdata(user, out, "/home/minecraft/userworlds15", "BuildInventories15");
+
+        sender.system("GDPR_STATUS_DATABASE");
+        sqlCSV(user, out, bannedIPs, "BannedIPs.csv");
+        sqlCSV(user, out, bauweltMember, "BuildMember.csv");
+        sqlCSV(user, out, bauweltMembers, "BuildMembers.csv");
+        sqlCSV(user, out, checkedSchems, "SchematicChecksessions.csv");
+        sqlCSV(user, out, userElo, "UserElo.csv");
+        sqlCSV(user, out, fights, "Fights.csv");
+        sqlCSV(user, out, ignoredPlayers, "IgnoredPlayers.csv");
+        sqlCSV(user, out, ignoringPlayers, "IgnoringPlayers.csv");
+        sqlCSV(user, out, schematicMember, "SchematicMember.csv");
+        sqlCSV(user, out, schematicMembers, "SchematicMembers.csv");
+        sqlCSV(user, out, pollAnswers, "PollAnswers.csv");
+        sqlCSV(user, out, punishments, "Punishments.csv");
+        sqlCSV(user, out, sessions, "Sessions.csv");
+        sqlCSV(user, out, userData, "UserData.csv");
+        sqlCSV(user, out, personalKits, "PersonalKits.csv");
+        sqlCSV(user, out, schematics, "Schematics.csv");
+
+        personalKits(user, out);
+        schematics(user, out);
+        userConfig(user, out);
+
+        sender.system("GDPR_STATUS_LOGS");
+        copyLogs(user, out, new File("/logs"), "logs");
+
+        out.close();
+        sender.system("GDPR_STATUS_FINISHED");
+    }
+
+    private static final Statement bannedIPs = new Statement("SELECT Timestamp, IP FROM BannedUserIPs WHERE UserID = ?");
+    private static final Statement bauweltMember = new Statement("SELECT BauweltID AS Bauwelt, WorldEdit, World FROM BauweltMember WHERE MemberID = ?");
+    private static final Statement bauweltMembers = new Statement("SELECT u.UserName AS 'User', m.WorldEdit AS WorldEdit, m.World AS World FROM BauweltMember m INNER JOIN UserData u ON m.MemberID = u.id WHERE m.BauweltID = ?");
+    private static final Statement checkedSchems = new Statement("SELECT NodeName AS Schematic, StartTime, EndTime, DeclineReason AS Result FROM CheckedSchematic WHERE NodeOwner = ? ORDER BY StartTime ASC");
+    private static final Statement userElo = new Statement("SELECT GameMode, Elo, Season FROM Elo WHERE UserID = ?");
+    private static final Statement fights = new Statement("SELECT p.Team AS Team, p.Kit AS Kit, p.Kills AS Kills, p.IsOut AS Died, f.GameMode AS GameMode, f.Server AS Server, f.StartTime AS StartTime, f.Duration AS Duration, (f.BlueLeader = p.UserID) AS IsBlueLeader, (f.RedLeader = p.UserID) AS IsRedLeader, f.Win AS Winner, f.WinCondition AS WinCondition FROM Fight f INNER JOIN FightPlayer p ON f.FightID = p.FightID WHERE p.UserID = ? ORDER BY StartTime ASC");
+    private static final Statement ignoredPlayers = new Statement("SELECT u.UserName AS IgnoredPlayer FROM IgnoredPlayers i INNER JOIN UserData u ON i.Ignored = u.id WHERE Ignorer = ?");
+    private static final Statement ignoringPlayers = new Statement("SELECT Ignorer AS IgnoringPlayers FROM IgnoredPlayers WHERE Ignored = ?");
+    private static final Statement schematicMember = new Statement("SELECT s.NodeName AS SchematicName, u.UserName AS SchematicOwner FROM NodeMember m INNER JOIN SchematicNode s ON m.NodeId = s.NodeId INNER JOIN UserData u ON s.NodeOwner = u.id WHERE m.UserId = ?");
+    private static final Statement schematicMembers = new Statement("SELECT s.NodeName AS SchematicName, u.UserName AS Member FROM NodeMember m INNER JOIN SchematicNode s ON m.NodeId = s.NodeId INNER JOIN UserData u ON m.UserId = u.id WHERE s.NodeOwner = ?");
+    private static final Statement pollAnswers = new Statement("SELECT Question, Answer FROM PollAnswer WHERE UserID = ?");
+    private static final Statement punishments = new Statement("SELECT Type, StartTime, EndTime, Perma, Reason FROM Punishments WHERE UserId = ?");
+    private static final Statement sessions = new Statement("SELECT StartTime, EndTime FROM Session WHERE UserID = ?");
+    private static final Statement userData = new Statement("SELECT * FROM UserData WHERE id = ?");
+    private static final Statement personalKits = new Statement("SELECT GameMode, Name, InUse FROM PersonalKit WHERE UserID = ?");
+    private static final Statement personalKitData = new Statement("SELECT GameMode, Name, Inventory, Armor FROM PersonalKit WHERE UserID = ?");
+    private static final Statement schematics = new Statement("SELECT NodeName AS SchematicName, ParentNode, LastUpdate, NodeItem, NodeType, NodeRank FROM SchematicNode WHERE NodeOwner = ?");
+    private static final Statement schematicData = new Statement("SELECT NodeName, ParentNode, NodeFormat, NodeData FROM SchematicNode WHERE NodeOwner = ?");
+    private static final Statement userConfig = new Statement("SELECT * FROM UserConfig WHERE User = ?");
+
+    private void sqlCSV(SteamwarUser user, ZipOutputStream out, Statement statement, String path) throws IOException {
+        write(stream -> statement.select(rs -> {
+            try {
+                OutputStreamWriter writer = new OutputStreamWriter(stream);
+                int columns = rs.getMetaData().getColumnCount();
+
+                for(int i = 1; i <= columns; i++) {
+                    writer.write(rs.getMetaData().getColumnLabel(i));
+                    writer.write(";");
+                }
+                writer.write("\n");
+
+                while(rs.next()) {
+                    for(int i = 1; i <= columns; i++) {
+                        try {
+                            writer.write(rs.getString(i));
+                        } catch (NullPointerException e) {
+                            // ignored
+                        }
+                        writer.write(";");
+                    }
+                    writer.write("\n");
+                }
+                writer.flush();
+            } catch (IOException e) {
+                throw new SecurityException("Could not write file", e);
+            }
+            return null;
+        }, user.getId()), out, path);
+    }
+
+    private void personalKits(SteamwarUser user, ZipOutputStream out) {
+        personalKitData.select(rs -> {
+            while(rs.next()) {
+                try {
+                    String path = "PersonalKit/" + rs.getString("GameMode") + "/" + rs.getString("Name");
+                    try(InputStream data = rs.getBinaryStream("Inventory")) {
+                        copy(data, out, path + ".Inventory.yml");
+                    }
+                    try(InputStream data = rs.getBinaryStream("Armor")) {
+                        copy(data, out, path + ".Armor.yml");
+                    }
+                } catch (IOException e) {
+                    throw new SecurityException("Could not export PersonalKits", e);
+                }
+            }
+            return null;
+        }, user.getId());
+    }
+
+    private void schematics(SteamwarUser user, ZipOutputStream out) {
+        schematicData.select(rs -> {
+            while(rs.next()) {
+                String name = (rs.getString("ParentNode") != null ? rs.getString("ParentNode") : "") + ":" + rs.getString("NodeName");
+                boolean format = rs.getBoolean("NodeFormat");
+                try(InputStream data = rs.getBinaryStream("NodeData")) {
+                    copy(data, out, "Schematics/" + name + (format ? ".schem" : ".schematic"));
+                } catch (IOException e) {
+                    throw new SecurityException("Could not export Schematic", e);
+                }
+            }
+            return null;
+        }, user.getId());
+    }
+
+    private void userConfig(SteamwarUser user, ZipOutputStream out) {
+        userConfig.select(rs -> {
+            while(rs.next()) {
+                String name = rs.getString("Config");
+                try(InputStream data = rs.getBinaryStream("Value")) {
+                    copy(data, out, name + ".yapion");
+                } catch (IOException e) {
+                    throw new SecurityException("Could not export UserConfig", e);
+                }
+            }
+            return null;
+        }, user.getId());
+    }
+
+    private void copyLogs(SteamwarUser user, ZipOutputStream out, File log, String outFile) throws IOException {
+        if (log.isDirectory()) {
+            for(File logfile : log.listFiles()) {
+                copyLogs(user, out, logfile, outFile + "/" + logfile.getName().replace(".gz", ""));
+            }
+        } else {
+            Process reader = new ProcessBuilder("zgrep", "^.*" + user.getUserName() + "\\( issued server command:\\| moved too quickly!\\| executed command:\\| lost connection:\\||\\|»\\|\\[\\|\\]\\).*$", log.getPath()).start();
+            copy(reader.getInputStream(), out, outFile);
+        }
+    }
+
+    private void copyBauwelt(SteamwarUser user, ZipOutputStream out, String inDir, String outDir) throws IOException {
+        File world = new File(inDir);
+        if(!world.exists())
+            return;
+
+        copy(new File(world, "level.dat"), out, outDir + "/level.dat");
+
+        File region = new File(world, "region");
+        for(File regionfile : region.listFiles()) {
+            copy(regionfile, out, outDir + "/region/" + regionfile.getName());
+        }
+
+        File poi = new File(world, "poi");
+        if(poi.exists()) {
+            for(File regionfile : poi.listFiles()) {
+                copy(regionfile, out, outDir + "/poi/" + regionfile.getName());
+            }
+        }
+
+        File playerdata = new File(world, "playerdata/" + user.getUUID().toString() + ".dat");
+        if(playerdata.exists())
+            copy(playerdata, out, outDir + "/playerdata/" + user.getUUID().toString() + ".dat");
+    }
+
+    private void copyPlayerdata(SteamwarUser user, ZipOutputStream out, String inDir, String outDir) throws IOException {
+        File worlds = new File(inDir);
+        String path = "playerdata/" + user.getUUID().toString() + ".dat";
+
+        int i = 0;
+        for(File world : worlds.listFiles()) {
+            File playerdata = new File(world, path);
+            if(!playerdata.exists())
+                continue;
+
+            copy(playerdata, out, outDir + "/" + (i++) + "/" + user.getUUID().toString() + ".dat");
+        }
+    }
+
+    private void copy(File file, ZipOutputStream out, String path) throws IOException {
+        try(FileInputStream in = new FileInputStream(file)) {
+            copy(in, out, path);
+        }
+    }
+
+    private void copy(InputStream in, ZipOutputStream out, String path) throws IOException {
+        boolean initialized = false;
+
+        int bytes;
+        for(byte[] buf = new byte[8192]; (bytes = in.read(buf)) > 0; ) {
+            if(!initialized) {
+                ZipEntry entry = new ZipEntry(path);
+                out.putNextEntry(entry);
+                initialized = true;
+            }
+
+            out.write(buf, 0, bytes);
+        }
+
+        if(initialized) {
+            out.closeEntry();
+        }
+    }
+
+    private void write(Writer writer, ZipOutputStream out, String path) throws IOException {
+        ZipEntry entry = new ZipEntry(path);
+        out.putNextEntry(entry);
+        writer.accept(out);
+        out.closeEntry();
+    }
+
+    private interface Writer {
+        void accept(OutputStream stream) throws IOException;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/HelpCommand.java

@@ -0,0 +1,117 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import net.kyori.adventure.text.event.ClickEvent;
+
+import java.util.function.Function;
+
+public class HelpCommand extends SWCommand {
+
+    public HelpCommand() {
+        super("help", "?");
+    }
+
+    @Register
+    public void genericCommand(Chatter sender) {
+        printPage(sender, ClickEvent::runCommand,
+                "HELP_LOBBY", "/l",
+                "HELP_BAU", "/build",
+                "HELP_BAUSERVER", "/help build",
+                "HELP_FIGHT", "/fight",
+                "HELP_CHALLENGE", "/challenge",
+                "HELP_HISTORIC", "/historic",
+                "HELP_TEAM", "/team",
+                "HELP_JOIN", "/join",
+                "HELP_LOCAL", "/local");
+    }
+
+    @Register({"build","world"})
+    public void buildWorld(Chatter sender) {
+        printPage(sender, "HELP_BAU_GROUP_WORLD_TITLE", "HELP_TNT", "HELP_FIRE", "HELP_FREEZE", "HELP_TPSLIMIT", "HELP_PROTECT", "HELP_RESET");
+    }
+
+    @Register({"build","player"})
+    public void buildPlayer(Chatter sender) {
+        printPage(sender, "HELP_BAU_GROUP_PLAYER_TITLE", "HELP_SPEED", "HELP_NV", "HELP_DEBUGSTICK", "HELP_TRACE", "HELP_LOADER");
+    }
+
+    @Register({"build","worldedit"})
+    @Register({"build","we"})
+    @Register({"build","world-edit"})
+    @Register({"build","edit"})
+    public void buildWorldedit(Chatter sender) {
+        printPage(sender, "HELP_BAU_GROUP_WE_TITLE", "HELP_WE_POS1", "HELP_WE_POS2", "HELP_WE_COPY", "HELP_WE_PASTE", "HELP_WE_FLOPY", "HELP_WE_FLOPYP", "HELP_WE_ROTATE_90", "HELP_WE_ROTATE_180", "HELP_WE_ROTATE_N90");
+    }
+
+    @Register({"build","other"})
+    public void buildOther(Chatter sender) {
+        printPage(sender, "HELP_BAU_GROUP_OTHER_TITLE", "HELP_TESTBLOCK", "HELP_SKULL", "HELP_BAUINFO");
+        sender.prefixless("HELP_SCHEMSUBMIT", new Message("HELP_SCHEMSUBMIT_HOVER"), ClickEvent.openUrl("https://www.youtube.com/watch?v=9QrQ3UBWveE"));
+    }
+
+    @Register("build")
+    public void sendBauHelpGroup(Chatter sender) {
+        printPage(sender, ClickEvent::runCommand,
+                "HELP_BAU_GROUP_ADMIN", "/help build admin",
+                "HELP_BAU_GROUP_WORLD", "/help build world",
+                "HELP_BAU_GROUP_PLAYER", "/help build player",
+                "HELP_BAU_GROUP_WE", "/help build we",
+                "HELP_BAU_GROUP_OTHER", "/help build other");
+    }
+
+    @Register("buildserver")
+    @Register({"build","admin"})
+    @Register({"build","owner"})
+    @Register({"build","bauwelt"})
+    public void sendBauHelp(Chatter sender) {
+        printPage(sender, ClickEvent::suggestCommand,
+                "HELP_BAU_TP", "/build tp ",
+                "HELP_BAU_ADDMEMBER", "/build addmember ",
+                "HELP_BAU_DELMEMBER", "/build delmember ",
+                "HELP_BAU_SET_SPECTATOR", "/build setSpectator ",
+                "HELP_BAU_SET_BUILDER", "/build setBuilder ",
+                "HELP_BAU_SET_SUPERVISOR", "/build setSupervisor ",
+                "HELP_BAU_DELETE", "/build delete ",
+                "HELP_BAU_TESTARENA", "/build testarena ",
+                "HELP_BAU_LOCK", "/build lock ",
+                "HELP_BAU_UNLOCK", "/build unlock");
+    }
+
+    private static void printPage(Chatter sender, Function<String, ClickEvent> action, String... args) {
+        for(int i = 0; i < args.length; i += 2) {
+            String message = args[i];
+            String hoverMessage = message + "_HOVER";
+            String command = args[i+1];
+
+            sender.system(message, new Message(hoverMessage), action.apply(command));
+        }
+    }
+
+    private static void printPage(Chatter sender, String title, String... messages) {
+        sender.system(title);
+        for (String message : messages) {
+            sender.prefixless(message);
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/HistoricCommand.java

@@ -0,0 +1,41 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.velocitycore.ArenaMode;
+import de.steamwar.velocitycore.ServerStarter;
+import net.kyori.adventure.text.event.ClickEvent;
+
+public class HistoricCommand extends SWCommand {
+    public HistoricCommand() {
+        super("historic");
+    }
+
+    @Register
+    public void historic(@Validator("arenaPlayer") PlayerChatter player, @Mapper("historicArenaMode") @OptionalValue("") @AllowNull ArenaMode arenaMode, @Mapper("arenaMap") @OptionalValue("") @AllowNull String map) {
+        FightCommand.createArena(player, "/historic ", true, arenaMode, map, true, (p, mode, m) -> new ServerStarter().arena(mode, m).blueLeader(p.getPlayer()).callback(
+                arena -> Chatter.broadcast().system("HISTORIC_BROADCAST", new Message("HISTORIC_BROADCAST_HOVER"), ClickEvent.runCommand("/arena " + arena.getServer().getName()), mode.getGameName(), p.getPlayer())
+        ).start());
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/IgnoreCommand.java

@@ -0,0 +1,49 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.IgnoreSystem;
+import de.steamwar.sql.SteamwarUser;
+
+public class IgnoreCommand extends SWCommand {
+
+    public IgnoreCommand() {
+        super("ignore");
+    }
+
+    @Register(description = "USAGE_IGNORE")
+    public void genericCommand(Chatter player, @ErrorMessage("UNKNOWN_PLAYER") SteamwarUser target) {
+        SteamwarUser user = player.user();
+
+        if(target.equals(user)){
+            player.system("IGNORE_YOURSELF");
+            return;
+        }
+        if(IgnoreSystem.isIgnored(user, target)){
+            player.system("IGNORE_ALREADY");
+            return;
+        }
+
+        IgnoreSystem.ignore(user, target);
+        player.system("IGNORE_MESSAGE", target);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/JoinmeCommand.java

@@ -0,0 +1,38 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.UserPerm;
+import net.kyori.adventure.text.event.ClickEvent;
+
+public class JoinmeCommand extends SWCommand {
+
+    public JoinmeCommand() {
+        super("joinme", UserPerm.TEAM);
+    }
+
+    @Register
+    public void genericCommand(PlayerChatter sender) {
+        Chatter.broadcast().system("JOINME_BROADCAST", "JOINME_BROADCAST_HOVER", ClickEvent.runCommand("/join " + sender.getPlayer().getUsername()), sender, sender.getPlayer().getCurrentServer().orElseThrow().getServerInfo().getName());
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/KickCommand.java

@@ -0,0 +1,42 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.UserPerm;
+
+public class KickCommand extends SWCommand {
+
+    public KickCommand() {
+        super("kick", UserPerm.MODERATION);
+    }
+
+    @Register(description = "KICK_USAGE")
+    public void genericCommand(Chatter sender, @ErrorMessage("KICK_OFFLINE") Player target, String... message) {
+        if (message.length == 0) {
+            Chatter.disconnect(target).system("KICK_NORMAL");
+        } else {
+            Chatter.disconnect(target).system("KICK_CUSTOM", String.join(" ", message));
+        }
+        sender.system("KICK_CONFIRM", target);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/ListCommand.java

@@ -0,0 +1,71 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.ServerConnection;
+import de.steamwar.persistent.Servertype;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.SortedMap;
+import java.util.TreeMap;
+import java.util.stream.Collectors;
+
+public class ListCommand extends SWCommand {
+
+    public ListCommand() {
+        super("list");
+    }
+
+    public static synchronized SortedMap<String, List<Player>> getCustomTablist(){
+        SortedMap<String, List<Player>> playerMap = new TreeMap<>();
+        for (Player player : VelocityCore.getProxy().getAllPlayers()) {
+            ServerConnection pserver = player.getCurrentServer().orElse(null);
+            if (pserver == null)
+                continue;
+
+            Subserver subserver = Subserver.getSubserver(pserver.getServerInfo());
+            if (subserver != null && subserver.getType() == Servertype.BAUSERVER) {
+                playerMap.computeIfAbsent("Bau", s -> new ArrayList<>()).add(player);
+            } else {
+                playerMap.computeIfAbsent(pserver.getServerInfo().getName(), s -> new ArrayList<>()).add(player);
+            }
+        }
+        playerMap.forEach((server, players) -> players.sort((player, t1) -> player.getUsername().compareToIgnoreCase(t1.getUsername())));
+        return playerMap;
+    }
+
+    @Register
+    public void list(Chatter sender) {
+        SortedMap<String, List<Player>> playerMap = getCustomTablist();
+        for (String server : playerMap.keySet()) {
+            String serverName = server;
+            if (server.equals("Bau")) {
+                serverName = sender.parseToLegacy("TABLIST_BAU");
+            }
+            sender.prefixless("LIST_COMMAND", serverName, playerMap.get(server).stream().map(Player::getUsername).collect(Collectors.joining(", ")));
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/LocalCommand.java

@@ -0,0 +1,36 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2022  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.listeners.ChatListener;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.PlayerChatter;
+
+public class LocalCommand extends SWCommand {
+
+    public LocalCommand() {
+        super("local", "bc", "bauchat");
+    }
+
+    @Register
+    public void genericCommand(PlayerChatter player, String... message) {
+        ChatListener.localChat(player, String.join(" ", message));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/ModCommand.java

@@ -0,0 +1,120 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2023  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.inventory.SWInventory;
+import de.steamwar.velocitycore.inventory.SWItem;
+import de.steamwar.velocitycore.inventory.SWListInv;
+import de.steamwar.velocitycore.inventory.SWStreamInv;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.Mod;
+import de.steamwar.sql.UserPerm;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+import java.util.function.Consumer;
+
+public class ModCommand extends SWCommand {
+
+    public ModCommand() {
+        super("mod", UserPerm.MODERATION, "mods");
+    }
+
+    public static final Map<UUID, Mod.ModType> playerFilterType = new HashMap<>();
+
+    @Register
+    public void mods(PlayerChatter sender) {
+        playerFilterType.putIfAbsent(sender.getPlayer().getUniqueId(), Mod.ModType.UNKLASSIFIED);
+        openGui(sender);
+    }
+
+    private void openGui(PlayerChatter player) {
+        SWStreamInv<Mod> swStreamInv = new SWStreamInv<>(player, new Message("MOD_COMMAND_GUI_TITLE"), (click, mod) -> openTypeGUI(player, "MOD_COMMAND_CLASSICIATION_GUI", type -> {
+            mod.setModType(type);
+            SWInventory.close(player);
+            openGui(player);
+        }), page -> {
+            Mod.ModType filtertype = playerFilterType.get(player.user().getUUID());
+            return Mod.getAllModsFiltered(page,45, filtertype).stream().map(mod -> new SWListInv.SWListEntry<>(new SWItem("NAME_TAG", new Message("PLAIN_STRING", mod.getModName())).addLore(new Message("PLAIN_STRING", mod.getPlatform().name())), mod)).toList();
+        });
+
+        swStreamInv.addItem(52, new SWItem("NAME_TAG", new Message("MOD_TITLE_FILTER")), click -> {
+            swStreamInv.close();
+            openTypeGUI(player, "MOD_TITLE_FILTER", type -> playerFilterType.replace(player.user().getUUID(), type));
+        });
+
+        swStreamInv.open();
+    }
+
+    private void openTypeGUI(PlayerChatter player, String title, Consumer<Mod.ModType> function) {
+        SWInventory inv = new SWInventory(player, 9, new Message(title));
+
+        inv.addItem(1, new SWItem(new Message("MOD_UNCLASSIFIED"), 8), click -> function.accept(Mod.ModType.UNKLASSIFIED));
+        inv.addItem(2, new SWItem(new Message("MOD_ALLOWED"), 2), click -> function.accept(Mod.ModType.GREEN));
+        inv.addItem(3, new SWItem(new Message("MOD_FORBIDDEN"), 11), click -> function.accept(Mod.ModType.YELLOW));
+        inv.addItem(4, new SWItem(new Message("MOD_AUTOBAN"), 1), click -> function.accept(Mod.ModType.RED));
+        inv.addItem(5, new SWItem(new Message("MOD_YT"), 13), click -> function.accept(Mod.ModType.YOUTUBER_ONLY));
+
+        inv.addItem(8, new SWItem("ARROW", new Message("MOD_ITEM_BACK")), click -> {
+            inv.close();
+            openGui(player);
+        });
+
+        inv.open();
+    }
+
+    @Register(value = {"set"},description = "MOD_COMMAND_SET_USAGE")
+    public void set(Chatter sender, String modName, Mod.Platform platform, Mod.ModType newModType) {
+        Mod mod = Mod.get(modName, platform);
+        if(mod == null) {
+            sender.system("MOD_COMMAND_NOT_FOUND_IN_DATABASE", modName, platform.name());
+            return;
+        }
+
+        mod.setModType(newModType);
+        sender.system("MOD_CHANGED_TYPE", modName, platform.name(), newModType.name());
+    }
+
+    @Register(value = {"get"},description = "MOD_COMMAND_GET_USAGE")
+    public void get(Chatter sender, String modName, Mod.Platform platform) {
+        Mod mod = Mod.get(modName, platform);
+        if(mod == null) {
+            sender.system("MOD_COMMAND_NOT_FOUND_IN_DATABASE", modName, platform.name());
+            return;
+        }
+
+        sender.system("MOD_COMMAND_INFO", modName, platform.name(), mod.getModType().name());
+    }
+
+    @Register(value = {"next"})
+    public void next(Chatter sender) {
+        Mod mod = Mod.findFirstMod();
+        if(mod == null) {
+            sender.system("MOD_NO_MORE_UNCLASSIFIED_MODS");
+            return;
+        }
+
+        sender.system("MOD_FOUND_NEXT_MOD", mod.getModName(), mod.getPlatform().name());
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/MsgCommand.java

@@ -0,0 +1,63 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.velocitycore.listeners.ChatListener;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.ChatterGroup;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.IgnoreSystem;
+
+import static de.steamwar.persistent.Storage.lastChats;
+
+public class MsgCommand extends SWCommand {
+
+    public MsgCommand() {
+        super("msg", "w", "tell");
+    }
+
+    @Register(description = "MSG_USAGE")
+    public void genericCommand(PlayerChatter sender, @ErrorMessage(value = "MSG_OFFLINE") Player target, @ErrorMessage(value = "MSG_USAGE", allowEAs = false) String... message) {
+        msg(sender, target, message);
+    }
+
+    public static void msg(PlayerChatter sender, Player target, String[] args) {
+        if(target == null) {
+            sender.system("MSG_OFFLINE");
+            return;
+        }
+
+        if (IgnoreSystem.isIgnored(target.getUniqueId(), sender.user().getUUID())) {
+            sender.system("MSG_IGNORED");
+            return;
+        }
+
+        Chatter receiver = Chatter.of(target);
+        ChatListener.sendChat(sender, new ChatterGroup(sender, receiver), "CHAT_MSG", receiver, String.join(" ", args));
+        lastChats.put(sender.getPlayer(), target);
+        lastChats.put(target, sender.getPlayer());
+    }
+
+    public static void remove(Player player){
+        lastChats.remove(player);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/PingCommand.java

@@ -0,0 +1,35 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.PlayerChatter;
+
+public class PingCommand extends SWCommand {
+
+    public PingCommand() {
+        super("ping");
+    }
+
+    @Register
+    public void genericCommand(PlayerChatter sender) {
+        sender.system("PING_RESPONSE", sender.getPlayer().getPing());
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/PlaytimeCommand.java

@@ -0,0 +1,43 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.SteamwarUser;
+
+import java.text.NumberFormat;
+
+public class PlaytimeCommand extends SWCommand {
+
+    public PlaytimeCommand() {
+        super("playtime");
+    }
+
+    @Register
+    public void genericCommand(Chatter sender) {
+        SteamwarUser user = sender.user();
+        NumberFormat format = NumberFormat.getNumberInstance(user.getLocale());
+        format.setMaximumFractionDigits(2);
+        String formattedText = format.format((user.getOnlinetime() / 3600d));
+
+        sender.system("HOURS_PLAYED", formattedText);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/PollCommand.java

@@ -0,0 +1,64 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.listeners.PollSystem;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.PollAnswer;
+
+public class PollCommand extends SWCommand {
+
+    public PollCommand() {
+        super("poll");
+    }
+
+    @Register
+    public void genericCommand(@Validator Chatter sender) {
+        PollSystem.sendPoll(sender);
+    }
+
+    @Register(noTabComplete = true)
+    public void answerPoll(@Validator Chatter sender, String answerString) {
+        int answer;
+        try {
+            answer = Integer.parseUnsignedInt(answerString);
+            if(answer < 1 || answer > PollSystem.answers())
+                throw new NumberFormatException();
+        }catch(NumberFormatException e){
+            sender.system("POLL_NO_ANSWER");
+            return;
+        }
+
+        PollAnswer pollAnswer = PollAnswer.get(sender.user().getId());
+        if(pollAnswer.hasAnswered())
+            sender.system("POLL_ANSWER_REFRESH");
+        else
+            sender.system("POLL_ANSWER_NEW");
+
+        pollAnswer.setAnswer(answer);
+    }
+
+    @ClassValidator(value = Chatter.class, local = true)
+    public TypeValidator<Chatter> noPoll() {
+        return PollSystem.noPoll();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/PollresultCommand.java

@@ -0,0 +1,50 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.listeners.PollSystem;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.PollAnswer;
+import de.steamwar.sql.UserPerm;
+
+import java.util.Map;
+
+public class PollresultCommand extends SWCommand {
+
+    public PollresultCommand() {
+        super("pollresult", UserPerm.MODERATION);
+    }
+
+    @Register
+    public void genericCommand(@Validator Chatter sender) {
+        Map<Integer, Integer> voted = PollAnswer.getCurrentResults();
+        sender.system("POLLRESULT_HEADER", voted.values().stream().reduce(Integer::sum).orElse(0), PollAnswer.getCurrentPoll());
+        for (Map.Entry<Integer, Integer> e: voted.entrySet()) {
+            sender.prefixless("POLLRESULT_LIST", PollSystem.getAnswer(e.getKey()), e.getValue());
+        }
+    }
+
+    @ClassValidator(value = Chatter.class, local = true)
+    public TypeValidator<Chatter> noPoll() {
+        return PollSystem.noPoll();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/PunishmentCommand.java

@@ -0,0 +1,274 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import com.google.gson.JsonParser;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.listeners.IPSanitizer;
+import de.steamwar.command.PreviousArguments;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.sql.BannedUserIPs;
+import de.steamwar.sql.Punishment;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
+
+import java.io.IOException;
+import java.net.URL;
+import java.sql.Timestamp;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.time.Duration;
+import java.time.Instant;
+import java.time.temporal.ChronoUnit;
+import java.util.*;
+import java.util.logging.Level;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+public class PunishmentCommand {
+
+    private static final String API_URL = "https://api.mojang.com/users/profiles/minecraft/";
+
+    public static SteamwarUser getOrCreateOfflinePlayer(String name) {
+        SteamwarUser user = SteamwarUser.get(name);
+        if (user != null) {
+            return user;
+        }
+
+        UUID uuid = getUUIDofOfflinePlayer(name);
+        if (uuid == null) {
+            return null;
+        }
+
+        return SteamwarUser.getOrCreate(uuid, name, u -> {}, (o, n) -> {});
+    }
+
+    private static UUID getUUIDofOfflinePlayer(String playerName) {
+        try {
+            final URL url = new URL(API_URL + playerName);
+            String uuid = JsonParser.parseString(new Scanner(url.openConnection().getInputStream()).nextLine()).getAsJsonObject().get("id").getAsString();
+            return UUID.fromString(uuid.replaceFirst("(\\w{8})(\\w{4})(\\w{4})(\\w{4})(\\w{12})", "$1-$2-$3-$4-$5"));
+        } catch (NoSuchElementException e) {
+            // ignore, player does not exist
+        } catch (IOException e) {
+            VelocityCore.getLogger().log(Level.SEVERE, "Could not get offline player UUID %s".formatted(playerName), e);
+        }
+        return null;
+    }
+
+    public static boolean isPunishedWithMessage(Chatter player, Punishment.PunishmentType punishment) {
+        SteamwarUser user = player.user();
+        if (!user.isPunished(punishment)) {
+            return false;
+        }
+        player.system(punishmentMessage(user, punishment));
+        return true;
+    }
+
+    public static void ban(SteamwarUser user, Timestamp time, String banReason, SteamwarUser punisher, boolean perma) {
+        Player player = VelocityCore.getProxy().getPlayer(user.getUUID()).orElse(null);
+        if (player != null) {
+            String ip = IPSanitizer.getTrueAddress(player).getHostAddress();
+            Chatter.disconnect(player).system(punishmentMessage(user, Punishment.PunishmentType.Ban));
+            for (BannedUserIPs banned : BannedUserIPs.get(ip)) {
+                SteamwarUser bannedUser = SteamwarUser.get(banned.getUserID());
+                if (bannedUser.isPunished(Punishment.PunishmentType.Ban) && bannedUser.getPunishment(Punishment.PunishmentType.Ban).getEndTime().before(time)) {
+                    bannedUser.punish(Punishment.PunishmentType.Ban, time, banReason, punisher.getId(), perma);
+                }
+            }
+            BannedUserIPs.banIP(user.getId(), ip);
+        }
+    }
+
+    public static Message punishmentMessage(SteamwarUser user, Punishment.PunishmentType punishment) {
+        Punishment currentPunishment = user.getPunishment(punishment);
+        if (currentPunishment.isPerma()) {
+            return new Message(punishment.getPlayerMessagePerma(), currentPunishment.getReason());
+        } else {
+            return new Message(punishment.getPlayerMessageUntil(), currentPunishment.getEndTime(), currentPunishment.getReason());
+        }
+    }
+
+    public PunishmentCommand(String command, Punishment.PunishmentType punishmentType) {
+        new PunishCommand(command, punishmentType);
+
+        if (punishmentType.getUnpunishmentMessage() == null)
+            return;
+
+        new UnpunishCommand("un" + command, punishmentType);
+    }
+
+    private static final Pattern RELATIVE_PATTERN = Pattern.compile("([1-9]\\d*[hdwmy])+");
+
+    public static Timestamp parseTime(Chatter player, String arg) {
+        if (arg.equalsIgnoreCase("perma")) {
+            return Punishment.PERMA_TIME;
+        } else {
+            if (RELATIVE_PATTERN.matcher(arg).matches()) {
+                Instant instant = Instant.now();
+                StringBuilder st = new StringBuilder();
+                for (int i = 0; i < arg.length(); i++) {
+                    char c = arg.charAt(i);
+                    if (c >= '0' && c <= '9') {
+                        st.append(c);
+                        continue;
+                    }
+                    int amount = Integer.parseInt(st.toString());
+                    st = new StringBuilder();
+                    switch (c) {
+                        case 'h':
+                            instant = instant.plus(amount, ChronoUnit.HOURS);
+                            break;
+                        case 'd':
+                            instant = instant.plus(amount, ChronoUnit.DAYS);
+                            break;
+                        case 'w':
+                            instant = instant.plus(Duration.ofSeconds(amount * ChronoUnit.WEEKS.getDuration().getSeconds()));
+                            break;
+                        case 'm':
+                            instant = instant.plus(Duration.ofSeconds(amount * ChronoUnit.MONTHS.getDuration().getSeconds()));
+                            break;
+                        case 'y':
+                            instant = instant.plus(Duration.ofSeconds(amount * ChronoUnit.YEARS.getDuration().getSeconds()));
+                            break;
+                    }
+                }
+                return Timestamp.from(instant);
+            }
+            SimpleDateFormat dateFormat = new SimpleDateFormat("dd.MM.yyyy_HH:mm");
+            try {
+                Date parsedDate = dateFormat.parse(arg);
+                return new java.sql.Timestamp(parsedDate.getTime());
+            } catch (ParseException e) {
+                dateFormat = new SimpleDateFormat("dd.MM.yyyy");
+                try {
+                    Date parsedDate = dateFormat.parse(arg.split("_")[0]);
+                    return new java.sql.Timestamp(parsedDate.getTime());
+                } catch (ParseException exception) {
+                    player.system("INVALID_TIME");
+                    return null;
+                }
+            }
+        }
+    }
+
+    private static class PunishCommand extends SWCommand {
+
+        private final String command;
+        private final Punishment.PunishmentType punishmentType;
+
+        private PunishCommand(String command, Punishment.PunishmentType punishmentType) {
+            super(command, UserPerm.TEAM);
+            this.command = command;
+            this.punishmentType = punishmentType;
+        }
+
+        private SteamwarUser unsafeUser(Chatter sender, String arg) {
+            SteamwarUser target = getOrCreateOfflinePlayer(arg);
+            if(target == null)
+                sender.system("UNKNOWN_PLAYER");
+            return target;
+        }
+
+        @Register
+        public void genericCommand(Chatter sender, @Mapper("toPunish") String toPunish, String date, @ErrorMessage(allowEAs = false, value = "PUNISHMENT_USAGE_REASON") String... message) {
+            SteamwarUser punisher = sender.user();
+            if (punishmentType.isNeedsAdmin() && !punisher.hasPerm(UserPerm.MODERATION))
+                return;
+
+            SteamwarUser target = unsafeUser(sender, toPunish);
+            if (target == null)
+                return;
+
+            Timestamp banTime = parseTime(sender, date);
+            if (banTime == null)
+                return;
+
+            boolean isPerma = date.equalsIgnoreCase("perma");
+            String msg = String.join(" ", message);
+            target.punish(punishmentType, banTime, msg, punisher.getId(), isPerma);
+            if(punishmentType == Punishment.PunishmentType.Ban)
+                ban(target, banTime, msg, punisher, isPerma);
+            Chatter.serverteam().system(punishmentType.getTeamMessage(), new Message("PREFIX"), target, sender, new Message((isPerma ? "PUNISHMENT_PERMA" : "PUNISHMENT_UNTIL"), banTime), msg);
+        }
+
+        @Register
+        public void genericError(Chatter sender, String... args) {
+            sender.system("PUNISHMENT_USAGE", command);
+        }
+
+        @Mapper(value = "toPunish", local = true)
+        public TypeMapper<String> allUsers() {
+            return new TypeMapper<String>() {
+                @Override
+                public String map(Chatter sender, PreviousArguments previousArguments, String s) {
+                    return s;
+                }
+
+                @Override
+                public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                    List<String> players = VelocityCore.getProxy().getAllPlayers().stream()
+                            .map(Player::getUsername)
+                            .collect(Collectors.toList());
+                    players.add(s);
+                    return players;
+                }
+            };
+        }
+    }
+
+    private static class UnpunishCommand extends SWCommand {
+
+        private final String command;
+        private final Punishment.PunishmentType punishmentType;
+
+        private UnpunishCommand(String command, Punishment.PunishmentType punishmentType) {
+            super(command, UserPerm.TEAM);
+            this.command = command;
+            this.punishmentType = punishmentType;
+        }
+
+        @Register
+        public void genericCommand(Chatter sender, @ErrorMessage("UNKNOWN_PLAYER") SteamwarUser target) {
+            if (punishmentType.isNeedsAdmin() && !sender.user().hasPerm(UserPerm.MODERATION))
+                return;
+
+            if (!target.isPunished(punishmentType)) {
+                sender.system(punishmentType.getUsageNotPunished());
+                return;
+            }
+
+            target.punish(punishmentType, Timestamp.from(new Date().toInstant()), command, sender.user().getId(), false);
+            if(punishmentType == Punishment.PunishmentType.Ban)
+                BannedUserIPs.unbanIPs(target.getId());
+
+            sender.system(punishmentType.getUnpunishmentMessage(), target.getUserName());
+        }
+
+        @Register
+        public void genericError(Chatter sender, String... args) {
+            sender.system("UNPUNISHMENT_USAGE", command);
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/RCommand.java

@@ -0,0 +1,37 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.PlayerChatter;
+
+import static de.steamwar.persistent.Storage.lastChats;
+
+public class RCommand extends SWCommand {
+
+    public RCommand() {
+        super("r", "reply");
+    }
+
+    @Register(description = "R_USAGE")
+    public void genericCommand(PlayerChatter sender, @ErrorMessage(value = "R_USAGE", allowEAs = false) String... message) {
+        MsgCommand.msg(sender, lastChats.get(sender.getPlayer()), message);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/RankCommand.java

@@ -0,0 +1,64 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.ArenaMode;
+import de.steamwar.messages.Message;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserElo;
+
+import java.util.Optional;
+
+public class RankCommand extends SWCommand {
+
+    public RankCommand() {
+        super("rank");
+    }
+
+    @Register
+    public void ownRank(Chatter sender) {
+        rank(sender, sender.user());
+    }
+
+    @Register
+    public void rank(Chatter sender, @ErrorMessage("RANK_PLAYER_NOT_FOUND") SteamwarUser user) {
+        if (!sender.user().equals(user))
+            sender.prefixless("RANK_PLAYER_FOUND", user);
+
+        for(ArenaMode mode : ArenaMode.getAllModes()) {
+            if (!mode.isRanked())
+                continue;
+
+            Optional<Integer> elo = UserElo.getElo(user.getId(), mode.getSchemType());
+            Message eloMsg;
+            if (elo.isPresent()) {
+                int placement = UserElo.getPlacement(elo.get(), mode.getSchemType());
+                eloMsg = new Message("RANK_PLACED", placement, elo.get());
+            } else {
+                eloMsg = new Message("RANK_UNPLACED");
+            }
+
+            sender.prefixless("RANK_HEADER", mode.getChatName(), eloMsg);
+            sender.prefixless("RANK_EMBLEM", UserElo.getEmblemProgression(mode.getChatName(), user.getId()));
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/ReplayCommand.java

@@ -0,0 +1,88 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.ArenaMode;
+import de.steamwar.messages.Message;
+import de.steamwar.velocitycore.ServerStarter;
+import de.steamwar.velocitycore.inventory.SWItem;
+import de.steamwar.velocitycore.inventory.SWListInv;
+import de.steamwar.velocitycore.inventory.SWStreamInv;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ReplayCommand extends SWCommand {
+
+    public ReplayCommand() {
+        super("replay");
+    }
+
+    @Register
+    public void genericCommand(PlayerChatter sender, @OptionalValue("") String optionalMap) {
+        if (PunishmentCommand.isPunishedWithMessage(sender, Punishment.PunishmentType.NoFightServer))
+            return;
+
+        new SWStreamInv<>(sender, new Message("REPLAY_TITLE"), (click, fight) -> {
+            ArenaMode mode = ArenaMode.getBySchemType(fight.getSchemType());
+            ServerStarter starter = new ServerStarter().replay(fight.getFightID()).blueLeader(sender.getPlayer());
+
+            String map = mode.getRandomMap();
+            if (!optionalMap.equals("")) {
+                String tMap = mode.hasMap(optionalMap);
+                if (tMap != null) map = tMap;
+            }
+
+            if (sender.user().hasPerm(UserPerm.MODERATION) && click.isShiftClick() && fight.replayExists()) {
+                starter.test(mode, map, sender.getPlayer()).start();
+            } else if(!fight.replayAllowed()) {
+                sender.system("REPLAY_UNAVAILABLE");
+            } else {
+                starter.arena(mode, map).start();
+            }
+        }, page -> Fight.getPage(page, 45).stream().map(fight -> new SWListInv.SWListEntry<>(getFightItem(fight), fight)).toList()).open();
+    }
+
+    private SWItem getFightItem(Fight fight) {
+        SchematicType type = fight.getSchemType();
+        SWItem item = new SWItem(type != null ? type.getMaterial() : "BARRIER", parseLeader(fight.getBlueLeader(), fight.getBluePlayers().size(), fight.getWin() == 1));
+
+        List<Message> lore = new ArrayList<>();
+        lore.add(parseLeader(fight.getRedLeader(), fight.getRedPlayers().size(), fight.getWin() == 2));
+        lore.add(new Message("REPLAY_TIME", fight.getStartTime()));
+        lore.add(new Message("SPACER"));
+        lore.add(new Message("REPLAY_SERVER", fight.getServer()));
+        if(!fight.replayAllowed())
+            lore.add(new Message("REPLAY_UNAVAILABLE"));
+        item.setLore(lore);
+
+        if(fight.replayAllowed())
+            item.setEnchanted(true);
+
+        return item;
+    }
+
+    private Message parseLeader(SteamwarUser leader, int players, boolean winner) {
+        return new Message("REPLAY_" + (players > 1 ? "" : "SOLO_") + (winner ? "WINNER" : "LOSER"), leader.getUserName(), players - 1);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/RulesCommand.java

@@ -0,0 +1,41 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import net.kyori.adventure.text.event.ClickEvent;
+
+import java.util.Arrays;
+
+public class RulesCommand extends SWCommand {
+    public RulesCommand() {
+        super("rules", "regeln");
+    }
+
+    @Register
+    public void genericCommand(Chatter sender) {
+        sender.system("REGELN_RULES");
+
+        for(String ruleset : Arrays.asList("REGELN_AS", "REGELN_MWG", "REGELN_WG", "REGELN_WS", "REGELN_QG", "REGELN_CONDUCT"))
+            sender.prefixless(ruleset, new Message(ruleset + "_HOVER"), ClickEvent.openUrl(sender.parseToPlain(ruleset + "_URL")));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/ServerSwitchCommand.java

@@ -0,0 +1,40 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.server.RegisteredServer;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.PlayerChatter;
+
+public class ServerSwitchCommand extends SWCommand {
+
+    private final RegisteredServer server;
+
+    public ServerSwitchCommand(String cmd, String name, String... aliases) {
+        super(cmd, null, aliases);
+        server = VelocityCore.getProxy().getServer(name).orElseThrow();
+    }
+
+    @Register
+    public void genericCommand(PlayerChatter sender) {
+        sender.getPlayer().createConnectionRequest(server).fireAndForget();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/ServerTeamchatCommand.java

@@ -0,0 +1,37 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.listeners.ChatListener;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.UserPerm;
+
+public class ServerTeamchatCommand extends SWCommand {
+
+    public ServerTeamchatCommand() {
+        super("stc", UserPerm.TEAM, "serverteamchat");
+    }
+
+    @Register(description = "STC_USAGE")
+    public void genericCommand(Chatter sender, @ErrorMessage(value = "STC_USAGE", allowEAs = false) String... message) {
+        ChatListener.sendChat(sender, Chatter.serverteam(), "CHAT_SERVERTEAM", null, String.join(" ", message));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/SetLocaleCommand.java

@@ -0,0 +1,41 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.network.NetworkSender;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.network.packets.server.LocaleInvalidationPacket;
+
+import java.util.Objects;
+
+public class SetLocaleCommand extends SWCommand {
+
+    public SetLocaleCommand() {
+        super("setlocale", "setlanguage");
+    }
+
+    @Register
+    public void genericCommand(Chatter sender) {
+        sender.user().setLocale(Objects.requireNonNull(sender.getLocale()), true);
+        sender.withPlayer(player -> NetworkSender.send(player, new LocaleInvalidationPacket(sender.user().getId())));
+        sender.system("LOCK_LOCALE_CHANGED");
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/StatCommand.java

@@ -0,0 +1,57 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.Node;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.UserPerm;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.util.HashMap;
+import java.util.Map;
+
+public class StatCommand extends SWCommand {
+
+    public StatCommand() {
+        super("stat", UserPerm.ADMINISTRATION, "stats");
+    }
+
+    @Register
+    public void genericCommand(Chatter sender) {
+        Map<String, Integer> serverCount = new HashMap<>();
+        try {
+            Process process = new ProcessBuilder("ps", "x").start();
+            new BufferedReader(new InputStreamReader(process.getInputStream())).lines().forEach(s -> {
+                if (!s.contains("--port"))
+                    return;
+                serverCount.compute(
+                        s.contains("ssh -L") ? s.substring(s.indexOf("ssh -L") + 6).split(" ")[2] : "sw",
+                        (server, count) -> (count != null ? count : 0) + 1
+                );
+            });
+        } catch (Exception e) {
+            throw new SecurityException(e.getMessage(), e);
+        }
+
+        Node.forEach(node -> sender.prefixless("STAT_SERVER", node.getName(), node.belowLoadLimit(), serverCount.getOrDefault(node.getName(), 0)));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/TeamCommand.java

@@ -0,0 +1,601 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.ConnectionRequestBuilder;
+import com.velocitypowered.api.proxy.server.ServerInfo;
+import de.steamwar.persistent.Storage;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.inventory.SWItem;
+import de.steamwar.velocitycore.inventory.SWListInv;
+import de.steamwar.command.PreviousArguments;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.*;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.event.HoverEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+
+import java.net.*;
+import java.time.Instant;
+import java.time.format.DateTimeFormatter;
+import java.util.*;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import static de.steamwar.persistent.Storage.teamInvitations;
+
+public class TeamCommand extends SWCommand {
+
+    public TeamCommand() {
+        super("team");
+    }
+
+    @Register(noTabComplete = true)
+    public void help(Chatter sender, String... args){
+        helpMessages(sender, "TEAM_HELP_HEADER", "TEAM_HELP_LIST", "TEAM_HELP_INFO", "TEAM_HELP_TP");
+
+        SteamwarUser user = sender.user();
+        if(user.getTeam() == 0) {
+            helpMessages(sender, "TEAM_HELP_CREATE", "TEAM_HELP_JOIN");
+        }else{
+            helpMessages(sender, "TEAM_HELP_CHAT", "TEAM_HELP_EVENT", "TEAM_HELP_LEAVE");
+
+            if(user.isLeader())
+                helpMessages(sender, "TEAM_HELP_INVITE", "TEAM_HELP_REMOVE", "TEAM_HELP_KUERZEL", "TEAM_HELP_NAME", "TEAM_HELP_COLOR", "TEAM_HELP_LEADER", "TEAM_HELP_STEP_BACK", "TEAM_HELP_SERVER");
+        }
+    }
+
+    private void helpMessages(Chatter sender, String... messages) {
+        for(String message : messages)
+            sender.system(message);
+    }
+
+    @Register(value = "create", description = "TEAM_CREATE_USAGE")
+    public void create(@Validator("isNotInTeam") Chatter sender, @Length(min = 2, max = 4) @ErrorMessage("TEAM_KUERZEL_LENGTH") String kuerzel, @Length(min = 4, max = 15) @ErrorMessage("TEAM_NAME_LENGTH") String name){
+        SteamwarUser user = sender.user();
+        Team team = Team.get(user.getTeam());
+
+        if(checkTeamKuerzel(sender, team, kuerzel) || checkTeamName(sender, team, name))
+            return;
+
+        Team.create(kuerzel, name);
+        user.setTeam(Team.get(kuerzel).getTeamId());
+        user.setLeader(true);
+        sender.system("TEAM_CREATE_CREATED", name);
+    }
+
+    @Register("join")
+    public void join(@Validator("isNotInTeam") Chatter sender, String... args){
+        SteamwarUser user = sender.user();
+
+        if(notDuringEvent(sender))
+            return;
+
+        if(!teamInvitations.containsKey(user.getId())){
+            sender.system("TEAM_JOIN_NO_INVITE");
+            return;
+        }
+
+        List<Integer> invs = teamInvitations.get(user.getId());
+        Integer t = null;
+
+        if(invs.size() == 1){
+            t = invs.get(0);
+        }else{
+            if(args.length != 1){
+                sender.system("TEAM_JOIN_USAGE");
+                StringBuilder sb = new StringBuilder();
+                for(int inv : invs){
+                    Team team = Team.get(inv);
+                    sb.append(team.getTeamName()).append(" ");
+                }
+                sender.system("TEAM_JOIN_INVITED", sb.toString());
+                return;
+            }
+
+            for(int inv : invs){
+                Team team = Team.get(inv);
+                if(team.getTeamKuerzel().equalsIgnoreCase(args[0]) || team.getTeamName().equalsIgnoreCase(args[0])){
+                    t = inv;
+                    break;
+                }
+            }
+
+            if(t == null){
+                sender.system("TEAM_JOIN_NOT_BY_TEAM");
+                return;
+            }
+        }
+
+        user.setTeam(t);
+        teamInvitations.remove(user.getId());
+        sender.system("TEAM_JOIN_JOINED", Team.get(t).getTeamName());
+    }
+
+    @Register("stepback")
+    public void stepBack(@Validator("isLeader") Chatter sender) {
+        SteamwarUser user = sender.user();
+        Team team = Team.get(user.getTeam());
+
+        if(noRemainingLeaders(team, user)){
+            sender.system("TEAM_OTHER_LEADER_REQUIRED");
+            return;
+        }
+
+        user.setLeader(false);
+        sender.system("TEAM_STEP_BACK");
+    }
+
+    @Register("leave")
+    public void leave(@Validator("isInTeam") Chatter sender) {
+        SteamwarUser user = sender.user();
+        Team team = Team.get(user.getTeam());
+
+        int teamSize = team.size();
+        if(teamSize > 1 && user.isLeader() && noRemainingLeaders(team, user)) {
+            sender.system("TEAM_OTHER_LEADER_REQUIRED");
+            return;
+        }
+
+        user.setTeam(0);
+
+        if(teamSize == 1)
+            team.disband(user);
+
+        sender.system("TEAM_LEAVE_LEFT");
+    }
+
+    private boolean noRemainingLeaders(Team team, SteamwarUser except) {
+        return SteamwarUser.getTeam(team.getTeamId()).stream().filter(member -> except.getId() != member.getId()).noneMatch(SteamwarUser::isLeader);
+    }
+
+
+    @Register(value = "invite", description = "TEAM_INVITE_USAGE")
+    public void invite(@Validator("isLeader") Chatter sender, @ErrorMessage("TEAM_INVITE_NO_PLAYER") SteamwarUser target){
+        Team team = Team.get(sender.user().getTeam());
+
+        if(notDuringEvent(sender))
+            return;
+
+        if(target.getTeam() != 0){
+            sender.system("TEAM_INVITE_IN_TEAM");
+            return;
+        }
+
+        List<Integer> invitations = teamInvitations.computeIfAbsent(target.getId(), id -> new ArrayList<>());
+        if(invitations.contains(team.getTeamId())){
+            sender.system("TEAM_INVITE_ALREADY_INVITED");
+            return;
+        }
+
+        invitations.add(team.getTeamId());
+        sender.system("TEAM_INVITE_INVITED", target.getUserName());
+        Chatter.of(target).system("TEAM_INVITE_INVITED_TARGET", team.getTeamColor(), team.getTeamName());
+    }
+
+    @Register(value = "remove", description = "TEAM_REMOVE_USAGE")
+    public void remove(@Validator("isLeader") Chatter sender, @ErrorMessage("TEAM_REMOVE_NOT_PLAYER") @Mapper("memberList") SteamwarUser target){
+        Team team = Team.get(sender.user().getTeam());
+
+        if (target.isLeader()) {
+            sender.system("TEAM_REMOVE_NOT_LEADER");
+            return;
+        }
+
+        List<Integer> invitations = teamInvitations.get(target.getId());
+        if(invitations != null) {
+            sender.system(invitations.remove((Integer) team.getTeamId()) ? "TEAM_REMOVE_INVITE" : "TEAM_REMOVE_NO_INVITE");
+            return;
+        }
+
+        if(target.getTeam() != team.getTeamId()) {
+            sender.system("TEAM_REMOVE_NOT_IN_TEAM");
+            return;
+        }
+
+        target.setTeam(0);
+
+        sender.system("TEAM_REMOVE_REMOVED");
+        Chatter.of(target).system("TEAM_REMOVE_REMOVED_TARGET");
+    }
+
+    @Mapper(value = "memberList", local = true)
+    public TypeMapper<SteamwarUser> memberList() {
+        return new TypeMapper<SteamwarUser>() {
+            @Override
+            public SteamwarUser map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return SteamwarUser.get(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                return Team.get(sender.user().getTeam()).getMembers().stream()
+                        .map(SteamwarUser::get)
+                        .map(SteamwarUser::getUserName)
+                        .toList();
+            }
+        };
+    }
+
+    @Register(value = "changekurzel", description = "TEAM_KUERZEL_USAGE")
+    public void changekuerzel(@Validator("isLeader") Chatter sender, @Length(min = 2, max = 4) @ErrorMessage("TEAM_KUERZEL_LENGTH") String kuerzel){
+        Team team = Team.get(sender.user().getTeam());
+
+        if(notDuringEvent(sender))
+            return;
+
+        if(checkTeamKuerzel(sender, team, kuerzel))
+            return;
+
+        team.setTeamKuerzel(kuerzel);
+        sender.system("TEAM_KUERZEL_CHANGED");
+    }
+
+    @Register(value = "changename", description = "TEAM_NAME_USAGE")
+    public void changename(@Validator("isLeader") Chatter sender, @Length(min = 4, max = 15) @ErrorMessage("TEAM_NAME_LENGTH") String name){
+        Team team = Team.get(sender.user().getTeam());
+
+        if(notDuringEvent(sender))
+            return;
+
+        if(checkTeamName(sender, team, name))
+            return;
+
+        team.setTeamName(name);
+        sender.system("TEAM_NAME_CHANGED");
+    }
+
+    @Register(value = "promote", description = "TEAM_LEADER_USAGE")
+    public void promote(@Validator("isLeader") Chatter sender, @ErrorMessage("TEAM_LEADER_NOT_USER") @Mapper("memberList") SteamwarUser target){
+        if(notDuringEvent(sender))
+            return;
+
+        if (target.getTeam() != sender.user().getTeam()) {
+            sender.system("TEAM_LEADER_NOT_MEMBER");
+            return;
+        }
+
+        target.setLeader(true);
+        sender.system("TEAM_LEADER_PROMOTED", target);
+    }
+
+    @Register("info")
+    public void info(@Validator("isInTeam") Chatter sender){
+        info(sender, Team.get(sender.user().getTeam()));
+    }
+
+    @Register(value = "info", description = "TEAM_INFO_USAGE")
+    public void info(Chatter sender, @ErrorMessage("UNKNOWN_TEAM") Team team){
+        List<SteamwarUser> users = team.getMembers().stream().map(SteamwarUser::get).toList();
+
+        sender.system("TEAM_INFO_TEAM", team.getTeamName(), team.getTeamColor(), team.getTeamKuerzel());
+        sender.prefixless("TEAM_INFO_LEADER", users.stream().filter(SteamwarUser::isLeader).count(), getMemberList(users, true));
+
+        String members = getMemberList(users, false);
+        if(!members.isEmpty())
+            sender.prefixless("TEAM_INFO_MEMBER", users.stream().filter(u -> !u.isLeader()).count(), members);
+
+        Set<Event> events = TeamTeilnahme.getEvents(team.getTeamId());
+        if(!events.isEmpty()){
+            sender.prefixless("TEAM_INFO_EVENTS", events.stream().map(Event::getEventName).collect(Collectors.joining(", ")));
+        }
+    }
+
+    private String getMemberList(List<SteamwarUser> users, boolean leaders) {
+        return users.stream()
+                .filter(user -> user.isLeader() == leaders)
+                .map(user -> (VelocityCore.getProxy().getPlayer(user.getUUID()).isPresent() ? "§a" : "§e") + user.getUserName())
+                .collect(Collectors.joining(" "));
+    }
+
+    @Register("list")
+    public void list(Chatter sender, @Min(intValue = 1) @OptionalValue("1") @ErrorMessage("TEAM_LIST_NOT_PAGE") int page){
+        final int TEAMS_PER_PAGE = 10;
+
+        List<Team> all = Team.getAll();
+        final int lastPage = ((all.size() - 1) / 10) + 1;
+        if(page < 1 || page > lastPage){
+            sender.system("TEAM_LIST_UNKNOWN_PAGE");
+            return;
+        }
+
+        sender.system("TEAM_LIST_HEADER", page, lastPage);
+
+        for(int i = (page-1) * TEAMS_PER_PAGE; i < (page-1) * TEAMS_PER_PAGE + TEAMS_PER_PAGE && i < all.size(); i++){
+            Team tm = all.get(i);
+
+            sender.prefixless("TEAM_LIST_TEAM", new Message("TEAM_LIST_TEAM_HOVER"),
+                    ClickEvent.runCommand("/team info " + tm.getTeamKuerzel()), tm.getTeamColor(), tm.getTeamKuerzel(), tm.getTeamName());
+        }
+
+        Component beforePage = Component
+                .text("«« ")
+                .color(page > 1 ? NamedTextColor.YELLOW : NamedTextColor.DARK_GRAY);
+        if(page > 1)
+            beforePage = beforePage
+                    .hoverEvent(HoverEvent.showText(sender.parse("TEAM_LIST_PREV")))
+                    .clickEvent(ClickEvent.runCommand("/team list " + (page - 1)));
+
+        Component nextPage = sender.parse("TEAM_LIST_PAGE")
+                .color(page > 1 ? NamedTextColor.YELLOW : NamedTextColor.DARK_GRAY);
+        if(page < lastPage)
+            nextPage = nextPage
+                    .hoverEvent(HoverEvent.showText(sender.parse("TEAM_LIST_NEXT")))
+                    .clickEvent(ClickEvent.runCommand("/team list " + (page + 1)));
+
+        sender.sendMessage(beforePage.append(nextPage));
+    }
+
+    @Register("event")
+    public void event(@Validator("isInTeam") Chatter sender) {
+        Team team = Team.get(sender.user().getTeam());
+
+        sender.system("TEAM_EVENT_USAGE");
+        Set<Event> events = TeamTeilnahme.getEvents(team.getTeamId());
+        if(!events.isEmpty()){
+            sender.system("TEAM_EVENT_HEADER");
+            DateTimeFormatter dateFormat = DateTimeFormatter.ofPattern(sender.parseToPlain("EVENT_DATE_FORMAT"));
+            for(Event e : events)
+                sender.prefixless("TEAM_EVENT_EVENT", e.getStart().toLocalDateTime().format(dateFormat), e.getEventName());
+        }
+    }
+
+    @Register("event")
+    public void event(@Validator("isLeader") Chatter sender, Event event){
+        Team team = Team.get(sender.user().getTeam());
+
+        if(notDuringEvent(sender))
+            return;
+
+        if(Instant.now().isAfter(event.getDeadline().toInstant())){
+            sender.system("TEAM_EVENT_OVER");
+            return;
+        }
+
+        if(TeamTeilnahme.nimmtTeil(team.getTeamId(), event.getEventID())){
+            TeamTeilnahme.notTeilnehmen(team.getTeamId(), event.getEventID());
+            sender.system("TEAM_EVENT_LEFT");
+        }else{
+            TeamTeilnahme.teilnehmen(team.getTeamId(), event.getEventID());
+            sender.system("TEAM_EVENT_JOINED", event.getEventName());
+            sender.prefixless("TEAM_EVENT_HOW_TO_LEAVE");
+        }
+
+        DiscordBot.withBot(bot -> bot.getEventChannel().update());
+    }
+
+    @Register("tp")
+    public void tp(@Validator("isInTeam") PlayerChatter sender) {
+        Team team = Team.get(sender.user().getTeam());
+        tp(sender, team);
+    }
+
+    @Register("tp")
+    public void tp(PlayerChatter sender, @ErrorMessage("TEAM_TP_NO_TEAM") Team targetTeam) {
+        if (targetTeam.getAddress() == null || targetTeam.getAddress().isEmpty()) {
+            sender.system("TEAM_NO_ADDRESS");
+            return;
+        }
+
+        InetSocketAddress address = new InetSocketAddress(targetTeam.getAddress(), targetTeam.getPort());
+        ServerInfo serverInfo = Storage.teamServers.computeIfAbsent(targetTeam.getTeamId(), integer -> {
+            ServerInfo info = new ServerInfo("Team " + targetTeam.getTeamKuerzel(), address);
+            VelocityCore.getProxy().registerServer(info);
+            return info;
+        });
+
+        if (!address.equals(serverInfo.getAddress())) {
+            VelocityCore.getProxy().unregisterServer(Storage.teamServers.remove(targetTeam.getTeamId()));
+            tp(sender, targetTeam);
+            return;
+        }
+
+        sender.getPlayer().createConnectionRequest(VelocityCore.getProxy().getServer(serverInfo.getName()).orElseThrow()).connect().whenComplete((result, throwable) -> {
+            if(result.getStatus() != ConnectionRequestBuilder.Status.SUCCESS || throwable != null)
+                sender.system("TEAM_OFFLINE");
+        });
+    }
+
+    @Register(value = "server", description = "TEAM_SERVER_USAGE")
+    public void server(@Validator("isLeader") Chatter sender, String server, @Min(intValue = 1) @Max(intValue = 65535) @ErrorMessage("TEAM_SERVER_PORT_INVALID") int port){
+        Team team = Team.get(sender.user().getTeam());
+        if (PunishmentCommand.isPunishedWithMessage(sender, Punishment.PunishmentType.NoTeamServer)) {
+            return;
+        }
+
+        try {
+            if (isLocalhost(InetAddress.getByName(server))) {
+                sender.system("TEAM_SERVER_ADDRESS_INVALID");
+                return;
+            }
+        } catch (UnknownHostException e) {
+            sender.system("TEAM_SERVER_ADDRESS_INVALID");
+            return;
+        }
+
+        team.setAddress(server);
+        team.setPort(port);
+        Storage.teamServers.remove(team.getTeamId());
+        sender.system("TEAM_SERVER_SET");
+    }
+
+    public static boolean isLocalhost(InetAddress addr) {
+        // Check if the address is a valid special local or loop back
+        if (addr.isAnyLocalAddress() || addr.isLoopbackAddress())
+            return true;
+
+        // Check if the address is defined on any interface
+        try {
+            return NetworkInterface.getByInetAddress(addr) != null;
+        } catch (SocketException e) {
+            return false;
+        }
+    }
+
+    private static final Map<String, Integer> COLOR_CODES = new HashMap<>();
+
+    static {
+        COLOR_CODES.put("4", 1);
+        COLOR_CODES.put("c", 15);
+        COLOR_CODES.put("6", 14);
+        COLOR_CODES.put("e", 11);
+        COLOR_CODES.put("2", 2);
+        COLOR_CODES.put("a", 10);
+        COLOR_CODES.put("b", 12);
+        COLOR_CODES.put("3", 6);
+        COLOR_CODES.put("1", 4);
+        COLOR_CODES.put("9", 6);
+        COLOR_CODES.put("d", 9);
+        COLOR_CODES.put("5", 5);
+        COLOR_CODES.put("f", 15);
+        COLOR_CODES.put("7", 7);
+        COLOR_CODES.put("8", 8);
+        COLOR_CODES.put("0", 16);
+    }
+
+    @Register("color")
+    public void changeColor(@Validator("isLeader") PlayerChatter sender) {
+        Team team = Team.get(sender.user().getTeam());
+
+        if(notDuringEvent(sender))
+            return;
+
+        SWListInv<String> inv = new SWListInv<>(sender, new Message("TEAM_COLOR_TITLE"), COLOR_CODES.entrySet().stream().map(entry -> new SWListInv.SWListEntry<>(new SWItem(new Message("PLAIN_STRING", "§" + entry.getKey() + team.getTeamKuerzel()), entry.getValue()), entry.getKey())).toList(), (click, element) -> {});
+        inv.setCallback((click, element) -> {
+            inv.close();
+            team.setTeamColor(element);
+        });
+        inv.open();
+    }
+
+    @ClassMapper(Event.class)
+    public TypeMapper<Event> eventTypeMapper() {
+        return new TypeMapper<Event>() {
+            @Override
+            public Event map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return Event.get(s);
+            }
+
+            @Override
+            public boolean validate(Chatter sender, Event value, MessageSender messageSender) {
+                if (value == null) {
+                    sender.system("TEAM_EVENT_NO_EVENT");
+                    return false;
+                } else {
+                    return true;
+                }
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                return Event.getComing().stream().map(Event::getEventName).toList();
+            }
+        };
+    }
+
+    @Validator(value = "isNotInTeam", local = true)
+    public TypeValidator<Chatter> isNotInTeamValidator() {
+        return (sender, value, messageSender) -> {
+            if (sender.user().getTeam() != 0) {
+                messageSender.send("TEAM_IN_TEAM");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @Validator(value = "isInTeam", local = true)
+    public TypeValidator<Chatter> isInTeamValidator() {
+        return (sender, value, messageSender) -> {
+            if (sender.user().getTeam() == 0) {
+                messageSender.send("TEAM_NOT_IN_TEAM");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @Validator(value = "isLeader", local = true)
+    public TypeValidator<Chatter> isLeaderValidator() {
+        return (sender, value, messageSender) -> {
+            SteamwarUser user = sender.user();
+            if (user.getTeam() == 0) {
+                messageSender.send("TEAM_NOT_IN_TEAM");
+                return false;
+            }
+            if (!user.isLeader()) {
+                messageSender.send("TEAM_NOT_LEADER");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @ClassMapper(Team.class)
+    @Cached(global = true, cacheDuration = 60)
+    public TypeMapper<Team> team() {
+        return new TypeMapper<Team>() {
+            @Override
+            public Team map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return Team.get(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                return Team.getAll().stream()
+                        .flatMap(team -> Stream.of(team.getTeamName(), team.getTeamKuerzel()))
+                        .toList();
+            }
+        };
+    }
+
+    private boolean checkTeamName(Chatter sender, Team team, String arg){
+        Team t = Team.get(arg);
+        if(t != null && t.getTeamId() != team.getTeamId()){
+            sender.system("TEAM_NAME_TAKEN");
+            return true;
+        }
+        return false;
+    }
+
+    private boolean checkTeamKuerzel(Chatter sender, Team team, String arg){
+        Team t = Team.get(arg);
+        if(t != null && (team == null || t.getTeamId() != team.getTeamId())){
+            sender.system("TEAM_KUERZEL_TAKEN");
+            return true;
+        }
+        return false;
+    }
+
+    private boolean notDuringEvent(Chatter sender){
+        if(Event.get() != null){
+            sender.system("TEAM_NOT_IN_EVENT");
+            return true;
+        }
+        return false;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/TeamchatCommand.java

@@ -0,0 +1,45 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.listeners.ChatListener;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.ChatterGroup;
+import de.steamwar.sql.SteamwarUser;
+
+public class TeamchatCommand extends SWCommand {
+
+    public TeamchatCommand() {
+        super("tc", "teamchat");
+    }
+
+    @Register(description = "TC_USAGE")
+    public void genericCommand(Chatter sender, @ErrorMessage(value = "TC_USAGE", allowEAs = false) String... args) {
+        SteamwarUser user = sender.user();
+
+        if(user.getTeam() == 0){
+            sender.system("TC_NO_TEAM");
+            return;
+        }
+
+        ChatListener.sendChat(sender, new ChatterGroup(Chatter.allStream().filter(p -> p.user().getTeam() == user.getTeam())), "CHAT_TEAM", null, String.join(" ", args));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/TpCommand.java

@@ -0,0 +1,169 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.ServerConnection;
+import com.velocitypowered.api.proxy.server.RegisteredServer;
+import de.steamwar.velocitycore.*;
+import de.steamwar.velocitycore.util.BauLock;
+import de.steamwar.command.PreviousArguments;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.persistent.Bauserver;
+import de.steamwar.persistent.Storage;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.sql.*;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+
+public class TpCommand extends SWCommand {
+
+    public TpCommand(){
+        super("join", "tp", "teleport");
+    }
+
+    @Register
+    public void genericCommand(Chatter sender) {
+        sender.system(Event.get() == null ? "TP_USAGE" : "TP_USAGE_EVENT");
+    }
+
+    @Register
+    public void teleportCommand(PlayerChatter sender, @Mapper("to") String to, String... rest) {
+        RegisteredServer server = getTarget(to);
+
+        //Give control of teleport command to server
+        Player p = sender.getPlayer();
+        if (server == null || server.getPlayersConnected().contains(p)) {
+            if (rest.length == 0) {
+                p.spoofChatInput("/tp " + to);
+            } else {
+                p.spoofChatInput("/tp " + to + " " + String.join(" ", rest));
+            }
+            return;
+        }
+
+        teleport(sender, server);
+    }
+
+    @Mapper("to")
+    @Cached(cacheDuration = 10)
+    public TypeMapper<String> tabCompleter() {
+        return new TypeMapper<>() {
+            @Override
+            public String map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return s;
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                List<String> list = new ArrayList<>();
+                for (Player player : VelocityCore.getProxy().getAllPlayers()) {
+                    list.add(player.getUsername());
+                }
+                if (Event.get() != null) {
+                    EventStarter.getEventServer().keySet().forEach(teamId -> {
+                        Team team = Team.get(teamId);
+                        list.add(team.getTeamName());
+                        list.add(team.getTeamKuerzel());
+                    });
+                }
+                if (Storage.teamServers.containsValue(sender.getPlayer().getCurrentServer().orElseThrow().getServerInfo())) {
+                    Storage.directTabItems.getOrDefault(sender.getPlayer(), Collections.emptyMap()).forEach((uuid, item) -> list.add(item.getProfile().getName()));
+                }
+                return list;
+            }
+        };
+    }
+
+    public static void teleport(PlayerChatter sender, RegisteredServer server) {
+        if(CheckCommand.isChecking(sender.getPlayer())){
+            sender.system("CHECK_CHECKING");
+            return;
+        }
+
+        Subserver subserver = Subserver.getSubserver(server.getServerInfo());
+        if(subserver == null) {
+            sender.getPlayer().createConnectionRequest(server).fireAndForget();
+            return;
+        }
+
+        switch (subserver.getType()) {
+            case ARENA:
+                if (PunishmentCommand.isPunishedWithMessage(sender, Punishment.PunishmentType.NoFightServer))
+                    return;
+                break;
+
+            case BAUSERVER:
+                Bauserver bauserver = (Bauserver) subserver;
+                Player checker = VelocityCore.getProxy().getPlayer(bauserver.getOwner()).orElse(null);
+                if (checker != null && CheckCommand.isChecking(checker)) {
+                    if (!sender.user().hasPerm(UserPerm.CHECK) && CheckCommand.getCheckingSchem(checker).getOwner() != sender.user().getId()) {
+                        sender.system("JOIN_PLAYER_BLOCK");
+                        return;
+                    }
+                } else if (BauLock.isLocked(SteamwarUser.get(bauserver.getOwner()), sender.user())) {
+                    sender.system("BAU_LOCKED_NOALLOWED");
+                    Chatter.of(bauserver.getOwner()).system("BAU_LOCK_BLOCKED", sender);
+                    return;
+                } else if (!bauserver.getOwner().equals(sender.user().getUUID()) && BauweltMember.getBauMember(bauserver.getOwner(), sender.user().getUUID()) == null) {
+                    SubserverSystem.sendDeniedMessage(sender, bauserver.getOwner());
+                    sender.system("JOIN_PLAYER_BLOCK");
+                    return;
+                }
+                break;
+
+            case BUILDER:
+                if(!sender.user().hasPerm(UserPerm.BUILD)) {
+                    sender.system("JOIN_PLAYER_BLOCK");
+                    return;
+                }
+                break;
+        }
+
+        SubserverSystem.sendPlayer(subserver, sender.getPlayer());
+    }
+
+    private static RegisteredServer getTarget(String arg) {
+        RegisteredServer server = null;
+
+        //Get target player server
+        Player target = VelocityCore.getProxy().getPlayer(arg).orElse(null);
+        if(target != null)
+            server = target.getCurrentServer().map(ServerConnection::getServer).orElse(server);
+
+        //Get target team event arena
+        if(server == null){
+            Team team = Team.get(arg);
+            if(team != null){
+                Subserver eventArena = EventStarter.getEventServer().get(team.getTeamId());
+                if(eventArena != null && Subserver.getServerList().contains(eventArena))
+                    server = eventArena.getRegisteredServer();
+            }
+        }
+
+        return server;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/TutorialCommand.java

@@ -0,0 +1,163 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.*;
+import de.steamwar.velocitycore.inventory.SWInventory;
+import de.steamwar.velocitycore.inventory.SWItem;
+import de.steamwar.velocitycore.inventory.SWListInv;
+import de.steamwar.velocitycore.inventory.SWStreamInv;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.persistent.Servertype;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.Tutorial;
+import de.steamwar.sql.UserPerm;
+
+import java.io.File;
+import java.util.Arrays;
+import java.util.concurrent.TimeUnit;
+
+public class TutorialCommand extends SWCommand {
+
+    public TutorialCommand() {
+        super("tutorial");
+    }
+
+    @Register
+    public void genericCommand(PlayerChatter sender) {
+        openInventory(sender, true, false);
+    }
+
+    @Register("rate")
+    public void rate(PlayerChatter sender) {
+        sender.getPlayer().spoofChatInput("/tutorial rate");
+    }
+
+    @Register("rate")
+    public void rate(PlayerChatter sender, int id) {
+        Tutorial tutorial = Tutorial.get(id);
+        if(tutorial == null) {
+            sender.getPlayer().spoofChatInput("/tutorial rate");  // Catch players manually entering numbers
+            return;
+        }
+
+        rate(sender, tutorial);
+    }
+
+    @Register(value = "create", description = "TUTORIAL_CREATE_HELP")
+    public void create(PlayerChatter sender, String material, String... name) {
+        create(sender, String.join(" ", name), material.toUpperCase());
+    }
+
+    @Register("own")
+    public void own(PlayerChatter sender) {
+        openInventory(sender, false, true);
+    }
+
+    @Register("unreleased")
+    public void unreleased(@Validator("unreleased") PlayerChatter sender) {
+        openInventory(sender, false, false);
+    }
+
+    @Validator("unreleased")
+    public TypeValidator<Chatter> unreleasedChecker() {
+        return (sender, value, messageSender) -> sender.user().hasPerm(UserPerm.TEAM);
+    }
+
+    private void openInventory(PlayerChatter sender, boolean released, boolean own) {
+        SteamwarUser user = sender.user();
+
+        new SWStreamInv<>(
+                sender,
+                new Message("TUTORIAL_TITLE"),
+                (click, tutorial) -> {
+                    if(!released && click.isShiftClick() && user.hasPerm(UserPerm.TEAM) && user.getId() != tutorial.getCreator()) {
+                        tutorial.release();
+                        openInventory(sender, released, own);
+                        return;
+                    } else if(own && click.isShiftClick() && click.isRightClick()) {
+                        tutorial.delete();
+                        SubserverSystem.deleteFolder(VelocityCore.local, world(tutorial).getPath());
+                        openInventory(sender, released, own);
+                        return;
+                    }
+
+                    new ServerStarter().tutorial(sender.getPlayer(), tutorial).start();
+                },
+                page -> (own ? Tutorial.getOwn(user.getId(), page, 45) : Tutorial.getPage(page, 45, released)).stream().map(tutorial -> new SWListInv.SWListEntry<>(getTutorialItem(tutorial, own), tutorial)).toList()
+        ).open();
+    }
+
+    private SWItem getTutorialItem(Tutorial tutorial, boolean personalHighlights) {
+        SWItem item = new SWItem(tutorial.getItem(), new Message("TUTORIAL_NAME", tutorial.getName()));
+        item.setHideAttributes(true);
+
+        item.addLore(new Message("TUTORIAL_BY", SteamwarUser.get(tutorial.getCreator()).getUserName()));
+        item.addLore(new Message("TUTORIAL_STARS", String.format("%.1f", tutorial.getStars())));
+
+        if (personalHighlights)
+            item.addLore(new Message("TUTORIAL_DELETE"));
+
+        if (personalHighlights && tutorial.isReleased())
+            item.setEnchanted(true);
+
+        return item;
+    }
+
+    private void rate(PlayerChatter sender, Tutorial tutorial) {
+        int[] rates = new int[]{1, 2, 3, 4, 5};
+
+        new SWListInv<>(sender, new Message("TUTORIAL_RATE_TITLE"), Arrays.stream(rates).mapToObj(rate -> new SWListInv.SWListEntry<>(new SWItem("NETHER_STAR", new Message("TUTORIAL_RATE", rate)), rate)).toList(), (click, rate) -> {
+            tutorial.rate(sender.user().getId(), rate);
+            SWInventory.close(sender);
+        }).open();
+    }
+
+    private void create(PlayerChatter sender, String name, String item) {
+        Subserver subserver = Subserver.getSubserver(sender.getPlayer());
+        SteamwarUser user = sender.user();
+        File tempWorld = new File(ServerStarter.TEMP_WORLD_PATH, ServerStarter.serverToWorldName(ServerStarter.bauServerName(user)));
+
+        if(subserver == null || !subserver.isStarted() || subserver.getType() != Servertype.BAUSERVER || !tempWorld.exists()) {
+            sender.system("TUTORIAL_CREATE_MISSING");
+            return;
+        }
+
+        subserver.execute("save-all");
+        VelocityCore.schedule(() -> {
+            Tutorial tutorial = Tutorial.create(user.getId(), name, item);
+            File tutorialWorld = world(tutorial);
+
+            if (tutorialWorld.exists())
+                SubserverSystem.deleteFolder(VelocityCore.local, tutorialWorld.getPath());
+            ServerStarter.copyWorld(VelocityCore.local, tempWorld.getPath(), tutorialWorld.getPath());
+            sender.system("TUTORIAL_CREATED");
+        }).delay(1, TimeUnit.SECONDS).schedule();
+    }
+
+    private File world(Tutorial tutorial) {
+        return new File(ServerStarter.TUTORIAL_PATH, String.valueOf(tutorial.getTutorialId()));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/TypeMappers.java

@@ -0,0 +1,79 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.ArenaMode;
+import de.steamwar.command.PreviousArguments;
+import de.steamwar.command.SWCommandUtils;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.sql.Punishment;
+import lombok.experimental.UtilityClass;
+
+import java.util.Collection;
+
+@UtilityClass
+public class TypeMappers {
+
+    public static void init() {
+        SWCommandUtils.addValidator("arenaPlayer", arenaPlayer());
+        SWCommandUtils.addMapper("nonHistoricArenaMode", arenaModeTypeMapper(false));
+        SWCommandUtils.addMapper("historicArenaMode", arenaModeTypeMapper(true));
+        SWCommandUtils.addMapper("arenaMap", arenaMapTypeMapper());
+    }
+
+    private static TypeValidator<PlayerChatter> arenaPlayer() {
+        return (sender, player, messageSender) -> !PunishmentCommand.isPunishedWithMessage(player, Punishment.PunishmentType.NoFightServer);
+    }
+
+    private static TypeMapper<ArenaMode> arenaModeTypeMapper(boolean historic) {
+        return new TypeMapper<>() {
+            @Override
+            public ArenaMode map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return ArenaMode.getByChat(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                return ArenaMode.getAllChatNames(historic);
+            }
+        };
+    }
+
+    private static TypeMapper<String> arenaMapTypeMapper() {
+        return new TypeMapper<>() {
+            @Override
+            public String map(Chatter sender, PreviousArguments previousArguments, String s) {
+                if (previousArguments.userArgs.length == 0) return null;
+                return ArenaMode.getByChat(previousArguments.userArgs[previousArguments.userArgs.length - 1]).convertToRealMapName(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                if (previousArguments.userArgs.length == 0) return null;
+                ArenaMode arenaMode = ArenaMode.getByChat(previousArguments.userArgs[previousArguments.userArgs.length - 1]);
+                if (arenaMode == null) return null;
+                return arenaMode.getMaps();
+            }
+        };
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/UnIgnoreCommand.java

@@ -0,0 +1,45 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.IgnoreSystem;
+import de.steamwar.sql.SteamwarUser;
+
+public class UnIgnoreCommand extends SWCommand {
+
+    public UnIgnoreCommand() {
+        super("unignore");
+    }
+
+    @Register(description = "UNIGNORE_USAGE")
+    public void genericCommand(Chatter sender, @ErrorMessage("UNIGNORE_NOT_PLAYER") SteamwarUser target) {
+        SteamwarUser user = sender.user();
+
+        if(!IgnoreSystem.isIgnored(user, target)){
+            sender.system("UNIGNORE_NOT_IGNORED");
+            return;
+        }
+
+        IgnoreSystem.unIgnore(user, target);
+        sender.system("UNIGNORE_UNIGNORED", target.getUserName());
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/VerifyCommand.java

@@ -0,0 +1,60 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.discord.util.AuthManager;
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import net.dv8tion.jda.api.entities.User;
+
+import java.util.Base64;
+import java.util.logging.Level;
+
+public class VerifyCommand extends SWCommand {
+
+    public VerifyCommand() {
+        super("verify");
+    }
+
+    @Register(description = "VERIFY_USAGE")
+    public void genericCommand(Chatter sender, String code) {
+        byte[] bytes;
+        try {
+            bytes = Base64.getDecoder().decode(code);
+        } catch (IllegalArgumentException e) {
+            sender.system("VERIFY_INVALID");
+            return;
+        }
+
+        if(bytes.length != 16) {
+            sender.system("VERIFY_INVALID");
+            return;
+        }
+
+        User user = AuthManager.connectAuth(sender.user(), code);
+        if(user != null) {
+            VelocityCore.getLogger().log(Level.INFO,"%s Verified with Discorduser: %s".formatted(sender.user().getUserName(), user.getIdLong()));
+            sender.system("VERIFY_SUCCESS", user.getAsTag());
+        } else {
+            sender.system("VERIFY_INVALID");
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/WebpasswordCommand.java

@@ -0,0 +1,72 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+public class WebpasswordCommand extends SWCommand {
+
+    public WebpasswordCommand() {
+        super("webpassword", "webpw", "web");
+    }
+
+
+    @Register(description = "WEB_USAGE")
+    public void genericCommand(Chatter sender, String password) {
+        if(password.length() < 8) {
+            sender.system("WEB_PASSWORD_LENGTH");
+            return;
+        }
+
+        ProcessBuilder pb = new ProcessBuilder("php", "/var/www/register.php", sender.user().getUserName(), password);
+        pb.redirectErrorStream(true);
+        try {
+            Process regProcess = pb.start();
+            BufferedReader reader = new BufferedReader(new InputStreamReader(regProcess.getInputStream()));
+            String errorLine;
+            if((errorLine = reader.readLine()) != null) {
+                if ("updated".equals(errorLine)) {
+                    sender.system("WEB_UPDATED");
+                    return;
+                } else {
+                    throw new SecurityException("Could not create webaccount " + errorLine);
+                }
+            }
+
+            sender.system("WEB_CREATED");
+        } catch (IOException e) {
+            throw new SecurityException("Could not create webaccount", e);
+        }
+    }
+
+    public static void changeUsername(String oldUsername, String newUsername){
+        ProcessBuilder pb = new ProcessBuilder("php", "/var/www/changename.php", oldUsername, newUsername);
+        try {
+            pb.start();
+        } catch (IOException e) {
+            throw new SecurityException("Could not change username", e);
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/commands/WhoisCommand.java

@@ -0,0 +1,176 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.commands;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.persistent.Storage;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.mods.ModUtils;
+import de.steamwar.command.PreviousArguments;
+import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeMapper;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.sql.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import net.kyori.adventure.text.event.ClickEvent;
+
+import java.sql.Timestamp;
+import java.text.DecimalFormat;
+import java.time.Instant;
+import java.time.format.DateTimeFormatter;
+import java.util.*;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+
+public class WhoisCommand extends SWCommand {
+    public WhoisCommand() {
+        super("whois");
+    }
+
+    @Register(description = "WHOIS_USAGE")
+    public void whois(Chatter sender, long id, WhoisParameterTypes... parameters) {
+        if(!sender.user().hasPerm(UserPerm.ADMINISTRATION)) {
+            sender.system("UNKNOWN_PLAYER");
+            return;
+        }
+
+        // SW ID or Discord ID
+        whois(sender, id < Integer.MAX_VALUE ? SteamwarUser.get((int) id) : SteamwarUser.get(id), parameters);
+    }
+
+    @Register(description = "WHOIS_USAGE")
+    public void whois(Chatter sender, SteamwarUser user, WhoisParameterTypes... parameters) {
+        EnumSet<WhoisParameterTypes> parameterTypes = parameters.length == 0 ? EnumSet.noneOf(WhoisParameterTypes.class) : EnumSet.copyOf(Arrays.asList(parameters));
+
+        Team team = Team.get(user.getTeam());
+
+        sender.system("WHOIS_USERNAME", user.getUserName());
+        sender.system("WHOIS_PREFIX", user.prefix().getColorCode() + user.prefix().getChatPrefix());
+        sender.system("WHOIS_TEAM", new Message("WHOIS_TEAM_HOVER", team.getTeamName()), ClickEvent.runCommand("/team info " + team.getTeamKuerzel()), team.getTeamColor(), team.getTeamKuerzel(), team.getTeamName());
+
+        if (!sender.user().hasPerm(UserPerm.TEAM))
+            return;
+
+        if (sender.user().hasPerm(UserPerm.MODERATION)) {
+            sender.system("WHOIS_ID", user.getId());
+            sender.system("WHOIS_UUID", new Message("WHOIS_UUID_HOVER"), ClickEvent.copyToClipboard(user.getUUID().toString()), user.getUUID().toString());
+            if (user.getDiscordId() != null)
+                sender.system("WHOIS_DISCORD_ID", user.getDiscordId());
+
+            sender.system("WHOIS_PERMS", user.perms().stream().map(Enum::name).collect(Collectors.joining(", ")));
+        }
+
+        Player target = VelocityCore.getProxy().getPlayer(user.getUUID()).orElse(null);
+        Timestamp firstJoin = user.getFirstjoin();
+        double onlineTime = user.getOnlinetime();
+        if(firstJoin == null && target != null) {
+            firstJoin = Storage.sessions.get(target);
+        }
+
+        if(firstJoin != null)
+            sender.system("WHOIS_JOINED_FIRST", firstJoin.toString());
+        sender.system("WHOIS_HOURS_PLAYED", new DecimalFormat("###.##").format(onlineTime / 3600d));
+
+        if(target != null) {
+            sender.system("WHOIS_CURRENT_PLAYED", new DecimalFormat("####.##").format((Instant.now().getEpochSecond() - Storage.sessions.get(target).toInstant().getEpochSecond()) / 60d));
+            sender.system("WHOIS_CURRENT_SERVER", target.getCurrentServer().orElseThrow().getServerInfo().getName());
+            sender.system("WHOIS_CURRENT_PROTOCOL", target.getProtocolVersion().getMostRecentSupportedVersion());
+
+            List<Mod> mods = ModUtils.getPlayerModMap().get(user.getUUID());
+            if(mods == null)
+                mods = Collections.emptyList();
+
+            sender.system("WHOIS_PLATFORM", mods.isEmpty() ? "Vanilla" : mods.get(0).getPlatform().toString());
+
+            if (parameterTypes.contains(WhoisParameterTypes.MOD)) {
+                if (!mods.isEmpty()) {
+                    sender.system("WHOIS_ACTIVE_MODS", mods.size(), mods.stream().map(mod -> "§" + mod.getModType().getColorCode() + mod.getModName()).collect(Collectors.joining("§8, ")));
+                } else {
+                    sender.system("WHOIS_NO_ACTIVE_MODS");
+                }
+            }
+        }
+
+        sender.system("WHOIS_PUNISHMENTS");
+        List<Punishment> punishmentList = Punishment.getAllPunishmentsOfPlayer(user.getId());
+        Set<Punishment.PunishmentType> found = new HashSet<>();
+        boolean isPunished = false;
+        boolean all = parameterTypes.contains(WhoisParameterTypes.ALL);
+        for (Punishment punishment : punishmentList) {
+            if (!all && !punishment.getType().isMulti() && !found.add(punishment.getType())) {
+                continue;
+            }
+            if (!all && !punishment.isCurrent()) {
+                continue;
+            }
+            sender.prefixless("WHOIS_PUNISHMENT", SteamwarUser.get(punishment.getPunisher()), punishment.getType().name(), duration(sender, punishment.getStartTime(), false), duration(sender, punishment.getEndTime(), punishment.isPerma()), punishment.getReason());
+            isPunished = true;
+        }
+        if (!isPunished) {
+            sender.system(all ? "WHOIS_NO_ALL_PUNISHMENT" : "WHOIS_NO_PUNISHMENT");
+        }
+    }
+
+    private Message duration(Chatter sender, Timestamp timestamp, boolean perma) {
+        if(perma)
+            return new Message("PUNISHMENT_PERMA");
+        else
+            return new Message("PLAIN_STRING",  timestamp.toLocalDateTime().format(DateTimeFormatter.ofPattern(sender.parseToPlain("TIMEFORMAT"))));
+    }
+
+    @ClassMapper(value = WhoisParameterTypes.class, local = true)
+    public TypeMapper<WhoisParameterTypes> argumentTypeMapper() {
+        WhoisParameterTypes[] values = WhoisParameterTypes.values();
+
+        return new TypeMapper<WhoisParameterTypes>() {
+            @Override
+            public WhoisParameterTypes map(Chatter sender, PreviousArguments previousArguments, String s) {
+                SteamwarUser user = sender.user();
+                return Stream.of(values)
+                        .filter(p -> user.hasPerm(p.perm))
+                        .filter(p -> p.getTabCompletes().contains(s))
+                        .findFirst()
+                        .orElse(null);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                SteamwarUser user = sender.user();
+                return Stream.of(values)
+                        .filter(p -> user.hasPerm(p.perm))
+                        .flatMap(p -> p.getTabCompletes().stream())
+                        .collect(Collectors.toList());
+            }
+        };
+    }
+
+    @AllArgsConstructor
+    public enum WhoisParameterTypes {
+        ALL(Arrays.asList("-a", "-all"), UserPerm.TEAM),
+        MOD(Arrays.asList("-m", "-mod", "-mods"), UserPerm.MODERATION);
+
+        @Getter
+        private final List<String> tabCompletes;
+        private final UserPerm perm;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/DiscordBot.java

@@ -0,0 +1,218 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.Event;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.discord.channels.*;
+import de.steamwar.velocitycore.discord.listeners.ChannelListener;
+import de.steamwar.velocitycore.discord.listeners.DiscordSchemUpload;
+import de.steamwar.velocitycore.discord.listeners.DiscordTeamEvent;
+import de.steamwar.velocitycore.discord.listeners.DiscordTicketHandler;
+import de.steamwar.velocitycore.discord.util.AuthManager;
+import lombok.Getter;
+import net.dv8tion.jda.api.*;
+import net.dv8tion.jda.api.entities.*;
+import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
+import net.dv8tion.jda.api.exceptions.ErrorResponseException;
+import net.dv8tion.jda.api.interactions.commands.Command;
+import net.dv8tion.jda.api.interactions.commands.OptionType;
+import net.dv8tion.jda.api.interactions.commands.build.CommandData;
+import net.dv8tion.jda.api.interactions.commands.build.OptionData;
+import net.dv8tion.jda.api.interactions.components.ActionRow;
+import net.dv8tion.jda.api.interactions.components.Button;
+import net.dv8tion.jda.api.requests.restaction.CommandListUpdateAction;
+import net.dv8tion.jda.api.utils.MemberCachePolicy;
+
+import javax.security.auth.login.LoginException;
+import java.awt.*;
+import java.util.List;
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+import java.util.function.Consumer;
+
+public class DiscordBot {
+    public static final String ARGUMENT_NAME = "arguments";
+
+    @Getter
+    private static DiscordBot instance;
+
+    @Getter
+    private static final Map<String, SWCommand> commands = new HashMap<>();
+
+    public static void withBot(Consumer<DiscordBot> consumer) {
+        if(instance != null)
+            consumer.accept(instance);
+    }
+
+    public static Guild getGuild() {
+        return instance.jda.getGuildById(instance.config.getGuild());
+    }
+
+    @Getter
+    private DiscordChannel announcementChannel;
+    @Getter
+    private DiscordChatRoom ingameChat;
+    @Getter
+    private DiscordChatRoom serverTeamChat;
+    @Getter
+    private StaticMessageChannel eventChannel;
+    @Getter
+    private ChecklistChannel checklistChannel;
+
+    @Getter
+    private final DiscordConfig config;
+    @Getter
+    private final JDA jda;
+
+    public DiscordBot(DiscordConfig config) {
+        this.config = config;
+
+        try {
+            jda = JDABuilder
+                    .createDefault(config.getToken())
+                    .setStatus(OnlineStatus.ONLINE)
+                    .setMemberCachePolicy(MemberCachePolicy.ONLINE)
+                    .build();
+        } catch (LoginException e) {
+            throw new SecurityException("Could not login", e);
+        }
+
+        instance = this;
+        VelocityCore.schedule(this::asyncInit).schedule();
+    }
+
+    private void asyncInit() {
+        try {
+            jda.awaitReady();
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+        }
+
+        activity();
+        new StaticMessageChannel(config.channel("roles"), () -> new MessageBuilder()
+                .setContent("**Rollenvergabe**\nKlicke um eine Rolle zu bekommen:")
+                .setActionRows(ActionRow.of(config.getRoles().values().stream().map(DiscordConfig.DiscordRole::toButton).toArray(Button[]::new))), event -> InteractionReply.reply(event, reply -> {
+            Member member = event.getMember();
+            Guild guild = event.getGuild();
+            Role role = guild.getRoleById(event.getComponentId());
+
+            if (member.getRoles().stream().anyMatch(role::equals)) {
+                guild.removeRoleFromMember(member, role).queue();
+                reply.system("DC_ROLE_REMOVED", role.getAsMention());
+            } else {
+                guild.addRoleToMember(member, role).queue();
+                reply.system("DC_ROLE_ADDED", role.getAsMention());
+            }
+        }));
+        new StaticMessageChannel(config.channel("rules"), () -> new MessageBuilder()
+                .setEmbeds(new EmbedBuilder()
+                        .setDescription(String.join("\n", config.getRules()))
+                        .setColor(Color.GRAY)
+                        .setAuthor("SteamWar", "https://steamwar.de")
+                        .setTitle("Regeln und Infos")
+                        .build())
+                .setActionRows(
+                        ActionRow.of(Button.link("https://steamwar.de", "Website"), Button.link("https://steamwar.de/youtube", "YouTube")),
+                        ActionRow.of(Button.primary("auth", Emoji.fromUnicode("U+2705")).withLabel("Minecraft verknüpfen"))
+                ), event -> {
+            if(event.getComponentId().equals("auth"))
+                event.reply("Gebe innerhalb der nächsten 10 Minuten ``/verify " + AuthManager.createDiscordAuthToken(event.getUser()) + "`` auf dem Minecraft Server ein").setEphemeral(true).queue();
+        });
+        new StaticMessageChannel(config.channel("ticket"), () -> new MessageBuilder()
+                .setEmbeds(new EmbedBuilder()
+                        .setDescription("Hier kannst du Tickets öffnen, welche nur von dir und Teammitgliedern eingesehen werden können.")
+                        .setTitle("SteamWar Tickets")
+                        .setColor(Color.RED)
+                        .build())
+                .setActionRows(ActionRow.of(Arrays.stream(DiscordTicketType.values()).map(DiscordTicketType::toButton).toArray(Button[]::new))), DiscordTicketHandler::openTicket);
+        eventChannel = new StaticMessageChannel(config.channel("events"), EventChannel::get);
+        checklistChannel = new ChecklistChannel(config.channel("checklist"));
+
+        announcementChannel = new DiscordChannel(config.channel("announcement")) {
+            @Override
+            public void received(GuildMessageReceivedEvent event) {
+                Chatter.broadcast().system("ALERT", event.getMessage().getContentDisplay());
+            }
+        };
+        ingameChat = new DiscordChatRoom(config.channel("ingame"), "CHAT_DISCORD_GLOBAL", Chatter::broadcast);
+        serverTeamChat = new DiscordChatRoom(config.channel("serverteam"), "CHAT_SERVERTEAM", Chatter::serverteam);
+
+        VelocityCore.schedule(() -> {
+            try {
+                activity();
+                eventChannel.update();
+                checklistChannel.update();
+            } catch (ErrorResponseException e) {
+                //ignored
+            }
+        }).repeat(30, TimeUnit.SECONDS).schedule();
+
+        jda.addEventListener(
+                new DiscordTicketHandler(),
+                new DiscordTeamEvent(),
+                new ChannelListener(),
+                new DiscordSchemUpload()
+        );
+
+        commandSetup(jda.retrieveCommands().complete(), jda.updateCommands());
+    }
+
+    private final OptionData commandArgument = new OptionData(OptionType.STRING, ARGUMENT_NAME, "Command arguments", false);
+    private void commandSetup(List<Command> existing, CommandListUpdateAction updateCommands) {
+        Set<String> correctCommands = new HashSet<>();
+        for(Command command : existing) {
+            if(!commands.containsKey(command.getName())) {
+                command.delete().complete();
+                continue;
+            }
+
+            List<Command.Option> options = command.getOptions();
+            if(options.size() != 1 || options.get(0).getType() != OptionType.STRING)
+                command.editCommand().clearOptions().addOptions(commandArgument).complete();
+
+            correctCommands.add(command.getName());
+        }
+
+        updateCommands
+                .addCommands(commands
+                        .keySet().stream()
+                        .filter(command -> !correctCommands.contains(command))
+                        .filter(command -> command.matches("^[\\w-]+$"))
+                        .map(command -> new CommandData(command, command).addOptions(commandArgument))
+                        .toArray(CommandData[]::new))
+                .queue();
+    }
+
+    private boolean activityToggle = false;
+    private void activity() {
+        if(activityToggle) {
+            Event event = Event.get();
+            jda.getPresence().setActivity(event != null ? Activity.competing("dem Event " + event.getEventName()) : Activity.playing("auf SteamWar.de"));
+        } else {
+            int count = VelocityCore.getProxy().getPlayerCount();
+            jda.getPresence().setActivity(Activity.playing(count == 1 ? "mit 1 Spieler" : ("mit " + count + " Spielern")));
+        }
+
+        activityToggle = !activityToggle;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/DiscordConfig.java

@@ -0,0 +1,70 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord;
+
+import de.steamwar.velocitycore.Config;
+import de.steamwar.velocitycore.VelocityCore;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import net.dv8tion.jda.api.entities.Emoji;
+import net.dv8tion.jda.api.interactions.components.Button;
+import net.dv8tion.jda.api.interactions.components.ButtonStyle;
+
+import java.io.File;
+import java.util.List;
+import java.util.Map;
+
+@Getter
+public class DiscordConfig {
+
+    public static DiscordConfig load() {
+        File file = new File(System.getProperty("user.home"), "discord.yml");
+        if(!file.exists() || VelocityCore.get().getConfig().isEventmode())
+            return null;
+
+        return Config.load(DiscordConfig.class, file, description -> description.addPropertyParameters("roles", String.class, DiscordRole.class));
+    }
+
+    public String channel(String type) {
+        return channels.get(type);
+    }
+
+    private String token;
+    private String guild;
+
+    private Map<String, String> channels;
+    private Map<String, String> ranks;
+    private Map<String, DiscordRole> roles;
+    private List<String> rules;
+
+    private String ticketcategory;
+
+    @NoArgsConstructor
+    public static class DiscordRole {
+
+        private String emoji;
+        private String label;
+        private String roleId;
+
+        public Button toButton() {
+            return Button.of(ButtonStyle.SECONDARY, roleId, label, Emoji.fromUnicode(emoji));
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/DiscordTicketType.java

@@ -0,0 +1,46 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord;
+
+import lombok.AllArgsConstructor;
+import net.dv8tion.jda.api.entities.Emoji;
+import net.dv8tion.jda.api.interactions.components.Button;
+import net.dv8tion.jda.api.interactions.components.ButtonStyle;
+
+@AllArgsConstructor
+public enum DiscordTicketType {
+    REPORT("U+1F46E", "Spieler melden", ButtonStyle.DANGER),
+    IDEA("U+1F4A1", "Feature vorschlagen", ButtonStyle.SUCCESS),
+    BUG("U+1F41B", "Bug melden", ButtonStyle.SECONDARY),
+    QUESTION("U+2753", "Fragen", ButtonStyle.PRIMARY),
+    APPEAL("U+1F528", "Entbannungsantrag", ButtonStyle.SECONDARY);
+
+    private final String emoji;
+    private final String label;
+    private final ButtonStyle style;
+
+    public Button toButton() {
+        return Button.of(style, name().toLowerCase(), Emoji.fromUnicode(emoji)).withLabel(label);
+    }
+
+    public String introduction() {
+        return "DC_TICKETINTRO_" + name();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/channels/ChecklistChannel.java

@@ -0,0 +1,48 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.channels;
+
+import de.steamwar.sql.SchematicNode;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.velocitycore.commands.CheckCommand;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ChecklistChannel extends DiscordChannel {
+
+    private final List<Integer> lastSchematics = new ArrayList<>();
+
+    public ChecklistChannel(String channel) {
+        super(channel);
+    }
+
+    public void update() {
+       List<SchematicNode> schems = CheckCommand.getSchemsToCheck();
+
+       lastSchematics.removeIf(id -> schems.stream().noneMatch(schem -> schem.getId() == id));
+       schems.removeIf(schem -> lastSchematics.contains(schem.getId()));
+
+       for(SchematicNode schem : schems) {
+           system("CHECK_LIST_TO_CHECK", CheckCommand.getWaitTime(schem), schem.getSchemtype().getKuerzel(), SteamwarUser.get(schem.getOwner()).getUserName(), schem.getName());
+           lastSchematics.add(schem.getId());
+       }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/channels/DiscordChannel.java

@@ -0,0 +1,99 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.channels;
+
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.discord.listeners.ChannelListener;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.sql.SteamwarUser;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import net.dv8tion.jda.api.MessageBuilder;
+import net.dv8tion.jda.api.entities.MessageChannel;
+import net.dv8tion.jda.api.entities.User;
+import net.dv8tion.jda.api.events.interaction.GenericComponentInteractionCreateEvent;
+import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.serializer.plain.PlainTextComponentSerializer;
+
+
+@AllArgsConstructor
+public class DiscordChannel extends Chatter.PlayerlessChatter {
+
+    public static SteamwarUser userOrPublic(User dcUser) {
+        SteamwarUser user = SteamwarUser.get(dcUser.getIdLong());
+        return user != null ? user : SteamwarUser.get(0);
+    }
+
+    private final SteamwarUser user;
+    @Getter
+    private final MessageChannel channel;
+
+    public DiscordChannel(User user) {
+        this(userOrPublic(user), user.openPrivateChannel().complete());
+    }
+
+    public DiscordChannel(String channel) {
+        this(SteamwarUser.get(-1), DiscordBot.getGuild().getTextChannelById(channel));
+        ChannelListener.getChannels().put(this.channel, this);
+    }
+
+    public void send(String message) {
+        send(new MessageBuilder()
+                .append(message
+                        .replace("&", "")
+                        .replace("@everyone", "`@everyone`")
+                        .replace("@here", "`@here`")
+                        .replaceAll("<[@#]!?\\d+>", "`$0`")));
+    }
+
+    public void send(MessageBuilder builder) {
+        channel.sendMessage(builder.build()).queue();
+    }
+
+    public void received(GuildMessageReceivedEvent event) {
+        event.getMessage().delete().queue();
+    }
+
+    public void received(GenericComponentInteractionCreateEvent event) {
+        //ignored
+    }
+
+    @Override
+    public SteamwarUser user() {
+        return user;
+    }
+
+    @Override
+    public boolean chatShown() {
+        return true;
+    }
+
+    @Override
+    public Component parse(boolean prefixed, Message message) {
+        return super.parse(false, message);
+    }
+
+    @Override
+    public void sendMessage(Component msg) {
+        send(PlainTextComponentSerializer.plainText().serialize(msg));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/channels/DiscordChatRoom.java

@@ -0,0 +1,52 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.channels;
+
+import de.steamwar.velocitycore.listeners.ChatListener;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.ChatterGroup;
+import de.steamwar.sql.Punishment;
+import de.steamwar.sql.SteamwarUser;
+import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
+
+import java.util.function.Supplier;
+
+public class DiscordChatRoom extends DiscordChannel {
+
+    private final String format;
+    private final Supplier<ChatterGroup> target;
+
+    public DiscordChatRoom(String channel, String format, Supplier<ChatterGroup> target) {
+        super(channel);
+        this.format = format;
+        this.target = target;
+    }
+
+    @Override
+    public void received(GuildMessageReceivedEvent event) {
+        SteamwarUser user = SteamwarUser.get(event.getAuthor().getIdLong());
+        if (user == null || event.getMessage().getContentRaw().length() > 250 || user.isPunished(Punishment.PunishmentType.Ban) || user.isPunished(Punishment.PunishmentType.Mute)) {
+            event.getMessage().delete().queue();
+            return;
+        }
+
+        ChatListener.sendChat(Chatter.of(user), target.get(), format, null, event.getMessage().getContentDisplay().replace('§', '&').replace('\n', ' '));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/channels/EventChannel.java

@@ -0,0 +1,119 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.channels;
+
+import de.steamwar.sql.Event;
+import de.steamwar.sql.EventFight;
+import de.steamwar.sql.Team;
+import de.steamwar.sql.TeamTeilnahme;
+import lombok.experimental.UtilityClass;
+import net.dv8tion.jda.api.EmbedBuilder;
+import net.dv8tion.jda.api.MessageBuilder;
+import net.dv8tion.jda.api.entities.Emoji;
+import net.dv8tion.jda.api.interactions.components.ActionRow;
+import net.dv8tion.jda.api.interactions.components.selections.SelectionMenu;
+
+import java.awt.*;
+import java.sql.Timestamp;
+import java.time.Instant;
+import java.time.temporal.ChronoUnit;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@UtilityClass
+public class EventChannel {
+
+    public MessageBuilder get() {
+        if (Event.get() == null)
+            return updateComing();
+
+        return updateCurrent();
+    }
+
+    private MessageBuilder updateComing() {
+        EmbedBuilder embedBuilder = new EmbedBuilder()
+                .setColor(Color.GRAY)
+                .setTitle("Zukünftige Events")
+                .setAuthor("SteamWar", "https://www.steamwar.de");
+
+
+        SelectionMenu.Builder menuBuilder = SelectionMenu.create("eventName")
+                .setPlaceholder("Wähle ein Event aus!")
+                .setMinValues(1)
+                .setMaxValues(1);
+
+        Timestamp now = Timestamp.from(Instant.now());
+        List<Event> events = Event.getComing();
+        events.forEach(event -> {
+            StringBuilder st = new StringBuilder();
+            if (event.getDeadline().after(now)) {
+                st.append("Deadline: <t:").append(event.getDeadline().getTime() / 1000).append(":R>\n");
+            }
+            st.append("Start: <t:").append(event.getStart().getTime() / 1000).append(":R>");
+            String teilname = TeamTeilnahme.getTeams(event.getEventID()).stream().map(Team::getTeamKuerzel).collect(Collectors.joining(", "));
+            if (!teilname.isEmpty()) {
+                st.append("\nAngemeldete Teams: ").append(teilname);
+            }
+            embedBuilder.addField(event.getEventName(), st.toString(), false);
+            if(event.getDeadline().after(Timestamp.from(Instant.now()))) {
+                menuBuilder.addOption(event.getEventName(), event.getEventID() + "", "An " + event.getEventName() + " teilnehmen", Emoji.fromUnicode("U+1F4DD"));
+            }
+        });
+
+        MessageBuilder messageBuilder = new MessageBuilder()
+                .setEmbeds(embedBuilder.build());
+
+        if(events.stream().anyMatch(event -> event.getDeadline().after(Timestamp.from(Instant.now())))) {
+            messageBuilder.setActionRows(ActionRow.of(menuBuilder.build()));
+        }
+        return messageBuilder;
+    }
+
+    private MessageBuilder updateCurrent() {
+        Event event = Event.get();
+        EmbedBuilder embedBuilder = new EmbedBuilder()
+                .setColor(Color.GRAY)
+                .setTitle("Event: " + event.getEventName())
+                .setAuthor("SteamWar", "https://www.steamwar.de");
+
+        Instant now = Instant.now();
+        EventFight.getEvent(event.getEventID()).forEach(eventFight -> {
+            Team teamBlue = Team.get(eventFight.getTeamBlue());
+            Team teamRed = Team.get(eventFight.getTeamRed());
+
+            StringBuilder st = new StringBuilder();
+            st.append("Fightbeginn: <t:").append(eventFight.getStartTime().getTime() / 1000).append(":R>");
+            if(now.isAfter(eventFight.getStartTime().toInstant().plus(35, ChronoUnit.MINUTES))) {
+                st.append("\n");
+                if (eventFight.getErgebnis() == 1) {
+                    st.append("Sieg ").append(teamBlue.getTeamKuerzel());
+                } else if (eventFight.getErgebnis() == 2) {
+                    st.append("Sieg ").append(teamRed.getTeamKuerzel());
+                } else {
+                    st.append("Unentschieden");
+                }
+            }
+            embedBuilder.addField(teamBlue.getTeamKuerzel() + " vs. " + teamRed.getTeamKuerzel(), st.toString(), true);
+        });
+
+        return StaticMessageChannel.toMessageBuilder(embedBuilder);
+    }
+
+}

VelocityCore/src/de/steamwar/velocitycore/discord/channels/InteractionReply.java

@@ -0,0 +1,65 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.channels;
+
+import net.dv8tion.jda.api.interactions.Interaction;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.serializer.plain.PlainTextComponentSerializer;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.Consumer;
+
+public class InteractionReply extends DiscordChannel {
+
+    public static void reply(Interaction interaction, Consumer<InteractionReply> consumer) {
+        InteractionReply reply = new InteractionReply(interaction);
+        consumer.accept(reply);
+        reply.submit();
+    }
+
+    private final Interaction interaction;
+
+    private boolean replied = false;
+    private final List<String> messages = new ArrayList<>();
+
+    private InteractionReply(Interaction interaction) {
+        super(interaction.getUser());
+        this.interaction = interaction;
+    }
+
+    @Override
+    public void sendMessage(Component msg) {
+        if(replied) {
+            super.sendMessage(msg);
+            return;
+        }
+
+        messages.add(PlainTextComponentSerializer.plainText().serialize(msg));
+    }
+
+    public void submit() {
+        (messages.isEmpty() ?
+                interaction.deferReply() :
+                interaction.reply(String.join("\n", messages))
+        ).setEphemeral(true).queue();
+        replied = true;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/channels/StaticMessageChannel.java

@@ -0,0 +1,69 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.channels;
+
+import net.dv8tion.jda.api.EmbedBuilder;
+import net.dv8tion.jda.api.MessageBuilder;
+import net.dv8tion.jda.api.entities.Message;
+import net.dv8tion.jda.api.events.interaction.GenericComponentInteractionCreateEvent;
+
+import java.util.function.Consumer;
+import java.util.function.Supplier;
+
+public class StaticMessageChannel extends DiscordChannel {
+
+    public static MessageBuilder toMessageBuilder(EmbedBuilder embedBuilder) {
+        MessageBuilder messageBuilder = new MessageBuilder();
+        messageBuilder.setEmbeds(embedBuilder.build());
+        return messageBuilder;
+    }
+
+    private Message message;
+    private final Supplier<MessageBuilder> supplier;
+    private final Consumer<GenericComponentInteractionCreateEvent> interaction;
+
+    public StaticMessageChannel(String channel, Supplier<MessageBuilder> supplier) {
+        this(channel, supplier, event -> {});
+    }
+
+    public StaticMessageChannel(String channel, Supplier<MessageBuilder> supplier, Consumer<GenericComponentInteractionCreateEvent> interaction) {
+        super(channel);
+        this.supplier = supplier;
+        this.interaction = interaction;
+
+        if(getChannel().hasLatestMessage())
+            message = getChannel().getIterableHistory().complete().stream().filter(m -> m.getAuthor().isBot()).findFirst().orElse(null);
+
+        update();
+    }
+
+    public void update() {
+        if (message == null) {
+            getChannel().sendMessage(supplier.get().build()).queue(m -> message = m);
+        } else {
+            message.editMessage(supplier.get().build()).queue();
+        }
+    }
+
+    @Override
+    public void received(GenericComponentInteractionCreateEvent event) {
+        interaction.accept(event);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/listeners/ChannelListener.java

@@ -0,0 +1,91 @@
+/*
+ * This file is a part of the SteamWar software.
+ * <p>
+ * Copyright (C) 2021  SteamWar.de-Serverteam
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * <p>
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ * <p>
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.listeners;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.sql.UserPerm;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.discord.channels.DiscordChannel;
+import de.steamwar.velocitycore.discord.channels.InteractionReply;
+import lombok.Getter;
+import net.dv8tion.jda.api.entities.ChannelType;
+import net.dv8tion.jda.api.entities.MessageChannel;
+import net.dv8tion.jda.api.events.interaction.GenericComponentInteractionCreateEvent;
+import net.dv8tion.jda.api.events.interaction.SlashCommandEvent;
+import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
+import net.dv8tion.jda.api.hooks.ListenerAdapter;
+import net.dv8tion.jda.api.interactions.InteractionType;
+import net.dv8tion.jda.api.interactions.commands.OptionMapping;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.logging.Level;
+
+public class ChannelListener extends ListenerAdapter {
+    @Getter
+    private static final Map<MessageChannel, DiscordChannel> channels = new HashMap<>();
+
+    @Override
+    public void onGuildMessageReceived(@NotNull GuildMessageReceivedEvent event) {
+        if(event.getAuthor().isBot())
+            return;
+
+        DiscordChannel channel = channels.get(event.getChannel());
+        if(channel != null)
+            channel.received(event);
+    }
+
+    @Override
+    public void onGenericComponentInteractionCreate(@NotNull GenericComponentInteractionCreateEvent event) {
+        if(event.getType() != InteractionType.COMPONENT)
+            return;
+
+        DiscordChannel channel = channels.get(event.getChannel());
+        if(channel != null) {
+            channel.received(event);
+            return;
+        }
+
+        if(event.getChannelType() == ChannelType.PRIVATE && event.getComponentId().equals("tada"))
+            event.reply(":tada:").queue();
+    }
+
+    @Override
+    public void onSlashCommand(@NotNull SlashCommandEvent event) {
+        InteractionReply.reply(event, sender -> {
+            if(sender.user().getDiscordId() == null)
+                return;
+
+            OptionMapping option = event.getOption(DiscordBot.ARGUMENT_NAME);
+            String args = "";
+            if(option != null)
+                args = option.getAsString();
+
+            VelocityCore.getLogger().log(Level.INFO, "%s -> executed Discord command /%s %s".formatted(sender.user().getUserName(), event.getName(), args));
+            SWCommand command = DiscordBot.getCommands().get(event.getName());
+            UserPerm permission = command.getPermission();
+            if(permission != null && !sender.user().perms().contains(permission))
+                return;
+
+            command.execute(sender, args.split(" "));
+        });
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/listeners/DiscordSchemUpload.java

@@ -0,0 +1,90 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.listeners;
+
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.discord.channels.DiscordChannel;
+import de.steamwar.sql.NodeData;
+import de.steamwar.sql.Punishment;
+import de.steamwar.sql.SchematicNode;
+import de.steamwar.sql.SteamwarUser;
+import net.dv8tion.jda.api.entities.Message;
+import net.dv8tion.jda.api.events.message.priv.PrivateMessageReceivedEvent;
+import net.dv8tion.jda.api.hooks.ListenerAdapter;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
+import java.util.logging.Level;
+
+public class DiscordSchemUpload extends ListenerAdapter {
+
+    private static final List<String> SCHEM_FILE_ENDINGS = Arrays.asList(".schem", ".schematic");
+
+    @Override
+    public void onPrivateMessageReceived(PrivateMessageReceivedEvent event) {
+        Message message = event.getMessage();
+        if(message.getAttachments().isEmpty())
+            return;
+
+        DiscordChannel sender = new DiscordChannel(event.getAuthor());
+        SteamwarUser user = sender.user();
+        if(user.getId() == 0) {
+            sender.system("DC_UNLINKED");
+            return;
+        }
+
+        if(user.isPunished(Punishment.PunishmentType.NoSchemReceiving)) {
+            sender.system("DC_SCHEMUPLOAD_NOPERM");
+            return;
+        }
+
+        for (Message.Attachment attachment : message.getAttachments()) {
+            String fileName = attachment.getFileName();
+            int dot = fileName.lastIndexOf('.');
+            if(dot == -1 || !SCHEM_FILE_ENDINGS.contains(fileName.substring(dot).toLowerCase())) {
+                sender.system("DC_SCHEMUPLOAD_IGNORED", attachment.getFileName());
+                continue;
+            }
+
+            String name = fileName.substring(0, dot);
+            if(SchematicNode.invalidSchemName(new String[] {name})) {
+                sender.system("DC_SCHEMUPLOAD_INVCHAR", name);
+                continue;
+            }
+
+            SchematicNode node = SchematicNode.getSchematicNode(user.getId(), name, (Integer) null);
+            if(node == null)
+                node = SchematicNode.createSchematic(user.getId(), name, null);
+
+            try (InputStream in = attachment.retrieveInputStream().get()) {
+                NodeData.get(node).saveFromStream(in, fileName.substring(dot).equalsIgnoreCase(".schem"));
+                sender.system("DC_SCHEMUPLOAD_SUCCESS", name);
+            } catch (InterruptedException e) {
+                Thread.currentThread().interrupt();
+            } catch (ExecutionException | IOException e) {
+                VelocityCore.getLogger().log(Level.SEVERE, "Could not upload schem \"%s\" for user \"%s\"".formatted(name, user.getUserName()), e);
+                sender.system("DC_SCHEMUPLOAD_ERROR", name);
+            }
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/listeners/DiscordTeamEvent.java

@@ -0,0 +1,67 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.listeners;
+
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.discord.channels.InteractionReply;
+import de.steamwar.sql.Event;
+import net.dv8tion.jda.api.events.interaction.SelectionMenuEvent;
+import net.dv8tion.jda.api.hooks.ListenerAdapter;
+import org.jetbrains.annotations.NotNull;
+
+public class DiscordTeamEvent extends ListenerAdapter {
+
+    private final String eventsChannel = DiscordBot.getInstance().getConfig().channel("events");
+
+    @Override
+    public void onSelectionMenu(@NotNull SelectionMenuEvent event) {
+        if(!event.getChannel().getId().equals(eventsChannel))
+            return;
+
+        if(event.getSelectedOptions().isEmpty()) {
+            event.deferReply(true).queue();
+            return;
+        }
+
+        InteractionReply.reply(event, reply -> {
+            int eventId;
+            try {
+                eventId = Integer.parseInt(event.getSelectedOptions().get(0).getValue());
+            } catch (NumberFormatException e) {
+                reply.system("UNKNOWN_EVENT");
+                return;
+            }
+
+            if(reply.user().getId() == 0) {
+                reply.system("DC_UNLINKED");
+                return;
+            }
+
+            Event tournament = Event.get(eventId);
+            if(tournament == null){
+                reply.system("UNKNOWN_EVENT");
+                return;
+            }
+
+            VelocityCore.get().getTeamCommand().event(reply, tournament);
+        });
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/listeners/DiscordTicketHandler.java

@@ -0,0 +1,165 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.listeners;
+
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.ChatterGroup;
+import de.steamwar.messages.Message;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.discord.DiscordTicketType;
+import de.steamwar.velocitycore.discord.channels.DiscordChannel;
+import de.steamwar.velocitycore.discord.channels.InteractionReply;
+import net.dv8tion.jda.api.EmbedBuilder;
+import net.dv8tion.jda.api.MessageBuilder;
+import net.dv8tion.jda.api.Permission;
+import net.dv8tion.jda.api.entities.Emoji;
+import net.dv8tion.jda.api.entities.MessageChannel;
+import net.dv8tion.jda.api.entities.TextChannel;
+import net.dv8tion.jda.api.entities.User;
+import net.dv8tion.jda.api.events.interaction.GenericComponentInteractionCreateEvent;
+import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
+import net.dv8tion.jda.api.hooks.ListenerAdapter;
+import net.dv8tion.jda.api.interactions.components.ActionRow;
+import net.dv8tion.jda.api.interactions.components.Button;
+import net.kyori.adventure.text.event.ClickEvent;
+import org.jetbrains.annotations.NotNull;
+
+import java.awt.*;
+import java.time.Instant;
+import java.util.LinkedList;
+import java.util.stream.Collectors;
+
+public class DiscordTicketHandler extends ListenerAdapter {
+
+    private static final String TICKET_CATEGORY = DiscordBot.getInstance().getConfig().getTicketcategory();
+    private static final String TICKET_LOG = DiscordBot.getInstance().getConfig().channel("ticketlog");
+    private static final String TICKET_CHANNEL = DiscordBot.getInstance().getConfig().channel("ticket");
+
+    public static void openTicket(GenericComponentInteractionCreateEvent event) {
+        DiscordTicketType ticketType = DiscordTicketType.valueOf(event.getComponentId().toUpperCase());
+        SteamwarUser user = SteamwarUser.get(event.getUser().getIdLong());
+
+        TextChannel ticketChannel = event.getGuild().getCategoryById(TICKET_CATEGORY).createTextChannel((user == null ? event.getUser().getName() : user.getUserName()) + "-" + event.getComponentId() + "-" + System.currentTimeMillis() % 1000).complete();
+        ticketChannel.createPermissionOverride(event.getMember()).setAllow(
+                Permission.VIEW_CHANNEL,
+                Permission.MESSAGE_WRITE,
+                Permission.MESSAGE_ATTACH_FILES,
+                Permission.MESSAGE_ADD_REACTION,
+                Permission.MESSAGE_READ,
+                Permission.MESSAGE_EMBED_LINKS,
+                Permission.MESSAGE_HISTORY).complete();
+        ticketChannel.getManager().setTopic(event.getUser().getId()).complete();
+
+        DiscordChannel channel = new DiscordChannel(DiscordChannel.userOrPublic(event.getUser()), ticketChannel);
+        channel.send(new MessageBuilder()
+                .setEmbeds(new EmbedBuilder()
+                        .setTitle(channel.parseToPlain("DC_TICKET_TITLE"))
+                        .setDescription(channel.parseToPlain(ticketType.introduction()))
+                        .setColor(Color.GREEN)
+                        .build())
+                .setActionRows(ActionRow.of(Button.danger("close-" + ticketChannel.getName(), channel.parseToPlain("DC_TICKET_CLOSE")).withEmoji(Emoji.fromUnicode("U+26A0")))));
+
+        InteractionReply.reply(event, reply -> reply.system("DC_TICKET_CREATED", ticketChannel.getAsMention()));
+        Chatter.serverteam().prefixless("DISCORD_TICKET_NEW", ticketChannel.getName());
+    }
+
+    @Override
+    public void onGenericComponentInteractionCreate(@NotNull GenericComponentInteractionCreateEvent event) {
+        MessageChannel messageChannel = event.getChannel();
+        if(messageChannel instanceof TextChannel channel && channel.getParent() != null && channel.getParent().getId().equals(TICKET_CATEGORY) && event.getComponentId().startsWith("close-")) {
+            LinkedList<StringBuilder> messages = channel.getIterableHistory().complete().stream()
+                    .filter(message -> !message.getAuthor().isSystem() && !message.getAuthor().isBot())
+                    .map(message -> {
+                        StringBuilder stringBuilder = new StringBuilder()
+                                .append("<t:").append(message.getTimeCreated().toInstant().getEpochSecond()).append("> ")
+                                .append("**").append(message.getAuthor().getName()).append("**: ")
+                                .append(message.getContentRaw())
+                                .append("\n");
+
+                        if(!message.getAttachments().isEmpty()) {
+                            message.getAttachments().forEach(attachment -> stringBuilder.append(attachment.getUrl()));
+                            stringBuilder.append("\n");
+                        }
+
+                        return stringBuilder;
+                    })
+                    .collect(Collectors.toCollection(LinkedList::new));
+
+            messages.addFirst(new StringBuilder().append("<t:").append(Instant.now().getEpochSecond()).append("> **").append(event.getUser().getName()).append("**: Ticket closed"));
+
+            LinkedList<StringBuilder> messageBuilders = new LinkedList<>();
+            messageBuilders.add(new StringBuilder());
+            messages.descendingIterator()
+                    .forEachRemaining(stringBuilder -> {
+                        if(stringBuilder.length() >= 4096) {
+                            messageBuilders.getLast().append(stringBuilder.substring(0, 4090));
+                            messageBuilders.add(new StringBuilder(stringBuilder.substring(4090, stringBuilder.length() - 1)));
+                        } else if (stringBuilder.length() + messageBuilders.getLast().length() >= 4096) {
+                            messageBuilders.add(new StringBuilder(stringBuilder.toString()));
+                        } else {
+                            messageBuilders.getLast().append(stringBuilder);
+                        }
+                    });
+
+            EmbedBuilder embedBuilder = new EmbedBuilder()
+                    .setColor(Color.GREEN)
+                    .setTimestamp(Instant.now())
+                    .setTitle(event.getTextChannel().getName());
+
+            if(channel.getTopic() != null && !channel.getTopic().isEmpty()) {
+                User user = event.getJDA().retrieveUserById(channel.getTopic()).complete();
+                embedBuilder.setAuthor(user.getName(), null, user.getAvatarUrl());
+            }
+
+            TextChannel logChannel = event.getGuild().getTextChannelById(TICKET_LOG);
+            messageBuilders.forEach(stringBuilder -> logChannel.sendMessage(new MessageBuilder().setEmbeds(embedBuilder.setDescription(stringBuilder.toString()).build()).build()).queue());
+
+            Chatter.serverteam().prefixless("DISCORD_TICKET_CLOSED", channel.getName());
+            channel.delete().reason("Closed").queue();
+        }
+    }
+
+    @Override
+    public void onGuildMessageReceived(@NotNull GuildMessageReceivedEvent event) {
+        TextChannel channel = event.getChannel();
+        if(
+                channel.getParent() != null &&
+                channel.getParent().getId().equals(TICKET_CATEGORY) &&
+                !channel.getId().equals(TICKET_CHANNEL) &&
+                !channel.getId().equals(TICKET_LOG)
+        ) {
+            if(event.getAuthor().isBot())
+                return;
+
+            ChatterGroup receivers = new ChatterGroup(Chatter.allStream().filter(player -> player.user().hasPerm(UserPerm.TICKET_LOG)));
+            try {
+                SteamwarUser user = SteamwarUser.get(Long.parseLong(channel.getTopic()));
+                if(user != null && !user.perms().contains(UserPerm.TEAM))
+                    receivers = new ChatterGroup(receivers, Chatter.of(user));
+            } catch(NumberFormatException e) {
+                //ignored
+            }
+
+            receivers.prefixless("DISCORD_TICKET_MESSAGE", new Message("DISCORD_TICKET_HOVER"), ClickEvent.openUrl(event.getMessage().getJumpUrl()), event.getChannel().getName(), event.getAuthor().getName(), event.getMessage().getContentRaw());
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/util/AuthManager.java

@@ -0,0 +1,72 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.util;
+
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.discord.channels.DiscordChannel;
+import de.steamwar.sql.SteamwarUser;
+import lombok.experimental.UtilityClass;
+import net.dv8tion.jda.api.MessageBuilder;
+import net.dv8tion.jda.api.entities.Emoji;
+import net.dv8tion.jda.api.entities.User;
+import net.dv8tion.jda.api.interactions.components.ActionRow;
+import net.dv8tion.jda.api.interactions.components.Button;
+
+import java.util.Base64;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Random;
+import java.util.concurrent.TimeUnit;
+import java.util.logging.Level;
+
+@UtilityClass
+public class AuthManager {
+
+    private final Map<String, User> TOKENS = new HashMap<>();
+    private final Random rand = new Random();
+
+    public String createDiscordAuthToken(User user) {
+        TOKENS.values().removeIf(user::equals);
+
+        byte[] randBytes = new byte[16];
+        rand.nextBytes(randBytes);
+        String code = Base64.getEncoder().encodeToString(randBytes);
+
+        TOKENS.put(code, user);
+        VelocityCore.getLogger().log(Level.INFO, "Created Discord Auth-Token: %s for: %s".formatted(code, user.getAsTag()));
+        VelocityCore.schedule(() -> TOKENS.remove(code)).delay(10, TimeUnit.MINUTES).schedule();
+        return code;
+    }
+
+    public User connectAuth(SteamwarUser user, String code) {
+        User dcUser = TOKENS.remove(code);
+        if(dcUser == null)
+            return null;
+
+        user.setDiscordId(dcUser.getIdLong());
+
+        DiscordChannel channel = new DiscordChannel(dcUser);
+        channel.send(new MessageBuilder()
+                .setContent(channel.parseToPlain("DC_AUTH_SUCCESS", user))
+                .setActionRows(ActionRow.of(Button.success("tada", Emoji.fromUnicode("U+1F389")))));
+
+        return dcUser;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/util/DiscordAlert.java

@@ -0,0 +1,64 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.util;
+
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.discord.channels.DiscordChannel;
+import lombok.experimental.UtilityClass;
+import net.dv8tion.jda.api.EmbedBuilder;
+import net.dv8tion.jda.api.MessageBuilder;
+import net.dv8tion.jda.api.entities.Emoji;
+import net.dv8tion.jda.api.entities.User;
+import net.dv8tion.jda.api.interactions.components.ActionRow;
+import net.dv8tion.jda.api.interactions.components.Button;
+
+import java.awt.*;
+import java.time.Instant;
+
+@UtilityClass
+public class DiscordAlert {
+
+    public static void send(Chatter player, Color color, Message title, Message description, boolean success) {
+        DiscordBot.withBot(bot -> {
+            Long discordId = player.user().getDiscordId();
+            if(discordId == null)
+                return;
+
+            User user = DiscordBot.getInstance().getJda().getUserById(discordId);
+            if(user == null)
+                return;
+
+            MessageBuilder builder = new MessageBuilder()
+                    .setEmbeds(new EmbedBuilder()
+                            .setAuthor("SteamWar", "https://steamwar.de", "https://cdn.discordapp.com/app-icons/869606970099904562/60c884000407c02671d91d8e7182b8a1.png")
+                            .setColor(color)
+                            .setTitle(player.parseToPlain(title))
+                            .setDescription(player.parseToPlain(description))
+                            .setTimestamp(Instant.now())
+                            .build());
+            if(success)
+                builder.setActionRows(ActionRow.of(Button.success("tada", Emoji.fromUnicode("U+1F389"))));
+
+            new DiscordChannel(user).send(builder);
+        });
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/discord/util/DiscordRanks.java

@@ -0,0 +1,59 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.discord.util;
+
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
+import lombok.experimental.UtilityClass;
+import net.dv8tion.jda.api.entities.Guild;
+import net.dv8tion.jda.api.exceptions.ErrorResponseException;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+
+@UtilityClass
+public class DiscordRanks {
+
+    private final Map<UserPerm.Prefix, String> prefixToPermName = UserPerm.prefixes.entrySet().stream().collect(Collectors.toMap(Map.Entry::getValue, entry -> entry.getKey().name().toLowerCase()));
+
+    public void update(SteamwarUser user) {
+        if (user.getDiscordId() == null)
+            return;
+
+        Set<String> swRoles = new HashSet<>(DiscordBot.getInstance().getConfig().getRanks().values());
+
+        Guild guild = DiscordBot.getGuild();
+        guild.retrieveMemberById(user.getDiscordId()).queue(member -> {
+            String prefixRole = DiscordBot.getInstance().getConfig().getRanks().get(prefixToPermName.get(user.prefix()));
+            member.getRoles().stream()
+                    .filter(role -> swRoles.contains(role.getId()))
+                    .filter(role -> !role.getId().equals(prefixRole))
+                    .forEach(role -> guild.removeRoleFromMember(member, role).queue());
+
+            if (prefixRole != null && member.getRoles().stream().noneMatch(role -> role.getId().equals(prefixRole)))
+                guild.addRoleToMember(member, guild.getRoleById(prefixRole)).queue();
+        }, e -> {
+            if(e instanceof ErrorResponseException err && err.getErrorCode() == 10007)
+                user.setDiscordId(null);
+        });
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/inventory/InvCallback.java

@@ -0,0 +1,61 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.inventory;
+
+public interface InvCallback {
+
+    void clicked(ClickType click);
+
+    enum ClickType {
+        LEFT,
+        SHIFT_LEFT,
+        RIGHT,
+        SHIFT_RIGHT,
+        WINDOW_BORDER_LEFT,
+        WINDOW_BORDER_RIGHT,
+        MIDDLE,
+        NUMBER_KEY,
+        DOUBLE_CLICK,
+        DROP,
+        CONTROL_DROP,
+        CREATIVE,
+        UNKNOWN;
+
+        public boolean isKeyboardClick() {
+            return this == NUMBER_KEY || this == DROP || this == CONTROL_DROP;
+        }
+
+        public boolean isCreativeAction() {
+            return this == MIDDLE || this == CREATIVE;
+        }
+
+        public boolean isRightClick() {
+            return this == RIGHT || this == SHIFT_RIGHT;
+        }
+
+        public boolean isLeftClick() {
+            return this == LEFT || this == SHIFT_LEFT || this == DOUBLE_CLICK || this == CREATIVE;
+        }
+
+        public boolean isShiftClick() {
+            return this == SHIFT_LEFT || this == SHIFT_RIGHT || this == CONTROL_DROP;
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/inventory/SWInventory.java

@@ -0,0 +1,105 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.inventory;
+
+import de.steamwar.messages.Message;
+import de.steamwar.velocitycore.network.NetworkSender;
+import de.steamwar.velocitycore.network.handlers.InventoryCallbackHandler;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.network.packets.server.CloseInventoryPacket;
+import de.steamwar.network.packets.server.InventoryPacket;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.function.BiFunction;
+
+public class SWInventory {
+
+    private final Map<Integer, SWItem> itemMap = new HashMap<>();
+    private final Chatter player;
+    private final int size;
+    private final Message title;
+    @Setter
+    private InvCallback close;
+    @Getter
+    @Setter
+    private boolean next = false;
+
+    private final AtomicBoolean processingClick = new AtomicBoolean();
+
+    public SWInventory(PlayerChatter player, int size, Message title) {
+        InventoryCallbackHandler.inventoryHashMap.put(player.user().getId(), this);
+        this.player = player;
+        this.size = size;
+        this.title = title;
+    }
+
+    public void addItem(int pos, SWItem item, InvCallback callback) {
+        item.setCallback(callback);
+        addItem(pos, item);
+    }
+
+    public void addItem(int pos, SWItem item) {
+        itemMap.put(pos, item);
+    }
+
+    public void setCallback(int pos, InvCallback callback) {
+        itemMap.get(pos).setCallback(callback);
+    }
+
+    public void handleCallback(InvCallback.ClickType type, int pos) {
+        if(processingClick.compareAndSet(false, true)) {
+            itemMap.get(pos).getCallback().clicked(type);
+            processingClick.set(false);
+        }
+    }
+
+    public void handleClose() {
+        if(processingClick.compareAndSet(false, true)) {
+            InventoryCallbackHandler.inventoryHashMap.remove(player.user().getId(), this);
+            if(close != null)
+                close.clicked(null);
+            processingClick.set(false);
+        }
+    }
+
+    public void open() {
+        InventoryPacket inv = new InventoryPacket(player.parseToLegacy(title), player.user().getId(), size, map(itemMap, (integer, swItem) -> swItem.writeToString(player, integer).toString()));
+        player.withPlayer(p -> NetworkSender.send(p, inv));
+    }
+
+    private static <T, K, J> Map<T, J> map(Map<T, K> map, BiFunction<T, K, J> function) {
+        Map<T, J> result = new HashMap<>();
+        map.forEach((key, value) -> result.put(key, function.apply(key, value)));
+        return result;
+    }
+
+    public void close() {
+        close(player);
+    }
+
+    public static void close(Chatter player) {
+        player.withPlayer(p -> NetworkSender.send(p, new CloseInventoryPacket(player.user().getId())));
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/inventory/SWItem.java

@@ -0,0 +1,90 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.inventory;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.Chatter;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Setter
+public class SWItem {
+
+    @Getter
+    private String material = "DYE";
+    private Message title;
+    private String skullOwner;
+    private boolean enchanted;
+    private boolean hideAttributes;
+    private List<Message> lore = new ArrayList<>();
+    @Getter
+    private InvCallback callback;
+    private int color = 0;
+
+    public SWItem(String material, Message title) {
+        this.material = material.toUpperCase();
+        this.title = title;
+    }
+
+    public SWItem(Message title, int color) {
+        this.title = title;
+        this.color = color;
+    }
+
+    public static SWItem getSkull(String skullOwner) {
+        SWItem item = new SWItem("SKULL", new Message("PLAIN_STRING", skullOwner));
+        item.setSkullOwner(skullOwner);
+        return item;
+    }
+
+    public SWItem addLore(Message lore) {
+        this.lore.add(lore);
+        return this;
+    }
+
+    public JsonObject writeToString(Chatter player, int position) {
+        JsonObject object = new JsonObject();
+        object.addProperty("material", material);
+        object.addProperty("position", position);
+        object.addProperty("title", player.parseToLegacy(title));
+        if(skullOwner != null)
+            object.addProperty("skullOwner", skullOwner);
+        if(enchanted)
+            object.addProperty("enchanted", true);
+        if(hideAttributes)
+            object.addProperty("hideAttributes", true);
+        if(color != 0)
+            object.addProperty("color", color);
+        if(lore != null) {
+            JsonArray array = new JsonArray();
+            for (Message lores : lore) {
+                array.add(player.parseToLegacy(lores));
+            }
+            object.add("lore", array);
+        }
+
+        return object;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/inventory/SWListInv.java

@@ -0,0 +1,88 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.inventory;
+
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.util.List;
+
+public class SWListInv<T> extends SWInventory {
+    @Setter
+    private ListCallback<T> callback;
+    private final List<SWListEntry<T>> elements;
+    private int page;
+
+    public SWListInv(PlayerChatter p, Message t, List<SWListEntry<T>> l, ListCallback<T> c){
+        super(p, (l.size()>45) ? 54 : (l.size() + 9-l.size()%9), t);
+        callback = c;
+        elements = l;
+        page = 0;
+    }
+
+    @Override
+    public void open(){
+        if(elements.size() > 54){
+            if(page != 0)
+                addItem(45, new SWItem(new Message("INV_PAGE_BACK", "e"), 10), (InvCallback.ClickType click) -> {
+                    page--;
+                    open();
+                });
+            else
+                addItem(45, new SWItem(new Message("INV_PAGE_BACK", "7"), 8), (InvCallback.ClickType click) -> {});
+            if(page < elements.size()/45)
+                addItem(53, new SWItem(new Message("INV_PAGE_NEXT", "e"), 10), (InvCallback.ClickType click) -> {
+                    page++;
+                    open();
+                });
+            else
+                addItem(53, new SWItem(new Message("INV_PAGE_NEXT", "7"), 8), (InvCallback.ClickType click) -> {});
+        }
+
+        int ipageLimit = elements.size() - page*45;
+        if(ipageLimit > 45 && elements.size() > 54){
+            ipageLimit = 45;
+        }
+        int i = page*45;
+        for(int ipage=0; ipage < ipageLimit; ipage++ ){
+            SWItem e = elements.get(i).getItem();
+
+            final int pos = i;
+            addItem(ipage, e);
+            setCallback(ipage, (InvCallback.ClickType click) -> callback.clicked(click, elements.get(pos).getObject()));
+            i++;
+        }
+        super.open();
+    }
+
+    public interface ListCallback<T>{
+        void clicked(InvCallback.ClickType click, T element);
+    }
+
+    @Getter
+    @AllArgsConstructor
+    public static class SWListEntry<T> {
+        final SWItem item;
+        final T object;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/inventory/SWStreamInv.java

@@ -0,0 +1,71 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.inventory;
+
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+
+import java.util.List;
+import java.util.function.Function;
+
+public class SWStreamInv<T> extends SWInventory {
+    private final SWListInv.ListCallback<T> callback;
+    private final Function<Integer, List<SWListInv.SWListEntry<T>>> constructor;
+    private int page;
+
+    public SWStreamInv(PlayerChatter chatter, Message title, SWListInv.ListCallback<T> callback, Function<Integer, List<SWListInv.SWListEntry<T>>> constructor) {
+        super(chatter, 54, title);
+        this.callback = callback;
+        this.constructor = constructor;
+        page = 0;
+    }
+
+    @Override
+    public void open(){
+        List<SWListInv.SWListEntry<T>> entries = constructor.apply(page);
+
+        if(page != 0)
+            addItem(45, new SWItem(new Message("INV_PAGE_BACK", "e"), 10), (InvCallback.ClickType click) -> {
+                page--;
+                open();
+            });
+        else
+            addItem(45, new SWItem(new Message("INV_PAGE_BACK", "7"), 8), (InvCallback.ClickType click) -> {});
+
+        if(entries.size() == 45)
+            addItem(53, new SWItem(new Message("INV_PAGE_NEXT", "e"), 10), (InvCallback.ClickType click) -> {
+                page++;
+                open();
+            });
+        else
+            addItem(53, new SWItem(new Message("INV_PAGE_NEXT", "7"), 8), (InvCallback.ClickType click) -> {});
+
+        for(int i = 0; i < entries.size(); i++) {
+            SWListInv.SWListEntry<T> item = entries.get(i);
+            addItem(i, item.getItem());
+            setCallback(i, (InvCallback.ClickType click) -> {
+                close();
+                callback.clicked(click, item.getObject());
+            });
+        }
+
+        super.open();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/BanListener.java

@@ -0,0 +1,85 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.LoginEvent;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.sql.BannedUserIPs;
+import de.steamwar.sql.Punishment;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.velocitycore.commands.PunishmentCommand;
+import net.kyori.adventure.text.event.ClickEvent;
+
+import java.sql.Timestamp;
+import java.time.format.DateTimeFormatter;
+import java.util.List;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+public class BanListener extends BasicListener {
+
+    @Subscribe
+    public void onLogin(LoginEvent event) {
+        Player player = event.getPlayer();
+        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+        String ip = IPSanitizer.getTrueAddress(player).getHostAddress();
+        if (user.isPunished(Punishment.PunishmentType.Ban)) {
+            BannedUserIPs.banIP(user.getId(), ip);
+            Chatter.of(event).system(PunishmentCommand.punishmentMessage(user, Punishment.PunishmentType.Ban));
+            return;
+        }
+
+        List<BannedUserIPs> ips = BannedUserIPs.get(ip);
+        if(!ips.isEmpty()){
+            Timestamp highestBan = ips.get(0).getTimestamp();
+            boolean perma = false;
+            for(BannedUserIPs banned : ips) {
+                SteamwarUser bannedUser = SteamwarUser.get(banned.getUserID());
+                if (bannedUser.isPunished(Punishment.PunishmentType.Ban)) {
+                    Punishment ban = bannedUser.getPunishment(Punishment.PunishmentType.Ban);
+                    if(ban.isPerma()) {
+                        perma = true;
+                        break;
+                    }
+                    if(ban.getEndTime().after(highestBan))
+                        highestBan = ban.getEndTime();
+                }
+            }
+            ClickEvent clickEvent = ClickEvent.runCommand("/ban " + user.getUserName() + " "
+                    + (perma ? "perma" : highestBan.toLocalDateTime().format(DateTimeFormatter.ofPattern("dd.MM.yyyy_HH:mm")))
+                    + " Ban Evasion - Bannumgehung");
+
+            Chatter.serverteam().system(
+                    "BAN_AVOIDING_ALERT",
+                    new Message("BAN_AVOIDING_BAN_HOVER"),
+                    clickEvent,
+                    user.getUserName(),
+                    (Function<Chatter, String>) ((Chatter sender) -> ips.stream().map(banned -> {
+                        SteamwarUser bannedUser = SteamwarUser.get(banned.getUserID());
+                        return sender.parseToLegacy("BAN_AVOIDING_LIST", bannedUser.getUserName(),
+                                banned.getTimestamp().toLocalDateTime().format(DateTimeFormatter.ofPattern(sender.parseToPlain("TIMEFORMAT"))));
+                    }).collect(Collectors.joining(" ")))
+            );
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/BasicListener.java

@@ -0,0 +1,29 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.listeners;
+
+import de.steamwar.velocitycore.VelocityCore;
+
+public abstract class BasicListener {
+
+    protected BasicListener() {
+        VelocityCore.getProxy().getEventManager().register(VelocityCore.get(), this);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/ChatListener.java

@@ -0,0 +1,265 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2022  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.command.CommandSource;
+import com.velocitypowered.api.event.PostOrder;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.command.CommandExecuteEvent;
+import com.velocitypowered.api.event.player.PlayerChatEvent;
+import com.velocitypowered.api.event.player.TabCompleteEvent;
+import com.velocitypowered.api.proxy.ConsoleCommandSource;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.ChatterGroup;
+import de.steamwar.messages.Message;
+import de.steamwar.messages.PlayerChatter;
+import de.steamwar.network.packets.server.PingPacket;
+import de.steamwar.persistent.Servertype;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.sql.*;
+import de.steamwar.velocitycore.ArenaMode;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.commands.PunishmentCommand;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.network.NetworkSender;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import java.util.stream.Collectors;
+
+public class ChatListener extends BasicListener {
+
+    private static final Logger cmdLogger = Logger.getLogger("Command logger");
+
+    private static final List<String> rankedModes = ArenaMode.getAllModes().stream().filter(ArenaMode::isRanked).map(ArenaMode::getSchemType).toList();
+
+    @Subscribe(order = PostOrder.FIRST)
+    public void fixCommands(CommandExecuteEvent e) {
+        String command = e.getCommand();
+        if(command.startsWith("7")) {
+            command = "/" + command.substring(1);
+
+            CommandExecuteEvent.CommandResult result = e.getResult();
+            if(result.isForwardToServer())
+                result = CommandExecuteEvent.CommandResult.forwardToServer(command);
+            else if(result.isAllowed())
+                result = CommandExecuteEvent.CommandResult.command(command);
+
+            e.setResult(result);
+        }
+    }
+
+    @Subscribe(order = PostOrder.LAST)
+    public void logCommands(CommandExecuteEvent e) {
+        String command = e.getCommand();
+        int space = command.indexOf(' ');
+        if(VelocityCore.getProxy().getCommandManager().hasCommand(space != -1 ? command.substring(0, space) : command)) {
+            CommandSource source = e.getCommandSource();
+            String name;
+            if(source instanceof Player player)
+                name = player.getUsername();
+            else if(source instanceof ConsoleCommandSource)
+                name = "«CONSOLE»";
+            else
+                name = source.toString();
+
+            cmdLogger.log(Level.INFO, "%s -> executed command /%s".formatted(name, command));
+        } else if (e.getCommandSource() instanceof Player player) {
+            player.spoofChatInput("/" + command);
+            e.setResult(CommandExecuteEvent.CommandResult.denied());
+        }
+    }
+
+    @Subscribe
+    public void onChatEvent(PlayerChatEvent e) {
+        Player player = e.getPlayer();
+        String message = e.getMessage();
+
+        e.setResult(PlayerChatEvent.ChatResult.denied());
+
+        if (message.contains("jndi:ldap")) {
+            SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+            PunishmentCommand.ban(user, Punishment.PERMA_TIME, "Versuchte Exploit-Ausnutzung", SteamwarUser.get(-1), true);
+            VelocityCore.getLogger().log(Level.SEVERE,  "%s %s wurde automatisch wegen jndi:ldap gebannt.".formatted(user.getUserName(), user.getId()));
+            return;
+        }
+
+        if (isMistypedCommand(player, message))
+            return;
+
+        Subserver subserver = Subserver.getSubserver(player);
+        if(subserver != null && subserver.getType() == Servertype.ARENA && subserver.getServer() == player.getCurrentServer().orElseThrow().getServerInfo()) {
+            localChat(Chatter.of(player), message);
+        } else if (message.startsWith("+")) {
+            localChat(Chatter.of(player), message.substring(1));
+        } else {
+            sendChat(Chatter.of(player), Chatter.globalChat(), "CHAT_GLOBAL", null, message);
+        }
+    }
+
+    private static boolean isMistypedCommand(Player player, String message) {
+        String command = message.substring(1);
+        boolean isCommand = message.startsWith("7") && command.matches("^[7/]?[A-Za-z]+");
+        if(isCommand && Boolean.FALSE.equals(VelocityCore.getProxy().getCommandManager().executeAsync(player, command).join())) {
+            if(command.startsWith("7"))
+                command = "/" + command.substring(1);
+            message = "/" + command;
+
+            if(filteredCommand(Chatter.of(player), message))
+                return true;
+
+            player.spoofChatInput(message);
+        }
+
+        return isCommand;
+    }
+
+    public static void sendChat(Chatter sender, ChatterGroup receivers, String format, Chatter msgReceiver, String message) {
+        SteamwarUser user = sender.user();
+        final String coloredMessage = user.hasPerm(UserPerm.COLOR_CHAT) ? message.replace('&', '§') : message;
+        if(chatFilter(sender, coloredMessage))
+            return;
+
+        boolean noReceiver = true;
+        for(Chatter player : receivers.getChatters()) {
+            if(player.chatShown()) {
+                chatToReciever(player, msgReceiver, user, format, coloredMessage);
+                if(sender.user().getId() != player.user().getId())
+                    noReceiver = false;
+            }
+
+        }
+
+        if(format.equals("CHAT_GLOBAL")) {
+            DiscordBot.withBot(bot -> chatToReciever(bot.getIngameChat(), msgReceiver, user, format, coloredMessage));
+        } else if (format.equals("CHAT_SERVERTEAM")) {
+            DiscordBot.withBot(bot -> chatToReciever(bot.getServerTeamChat(), msgReceiver, user, format, coloredMessage));
+        } else if (noReceiver) {
+            sender.system("CHAT_NO_RECEIVER");
+        }
+    }
+
+    public static void localChat(PlayerChatter sender, String message) {
+        if(message.isEmpty()){
+            sender.system("CHAT_BC_USAGE");
+            return;
+        }
+
+        if(ChatListener.filteredCommand(sender, message))
+            return;
+
+        if(!message.startsWith("/") && chatFilter(sender, message))
+            return;
+
+        sender.getPlayer().spoofChatInput(message);
+    }
+
+    private static boolean chatFilter(Chatter sender, String message) {
+        if(!sender.chatShown()) {
+            sender.system("CHAT_RECEIVE");
+            return true;
+        }
+
+        if(message.replace("§[a-f0-9klmno]", "").trim().isEmpty()) {
+            sender.system("CHAT_EMPTY");
+            return true;
+        }
+
+        SteamwarUser user = sender.user();
+        if(!user.hasPerm(UserPerm.TEAM) && (message.contains("http:") || message.contains("https:") || message.contains("www."))){
+            sender.system("CHAT_NO_LINKS");
+            return true;
+        }
+
+        if (PunishmentCommand.isPunishedWithMessage(sender, Punishment.PunishmentType.Mute))
+            return true;
+
+        if (message.contains("LIXFEL"))
+            specialAlert(sender, "Lixfel", "CHAT_LIXFEL_", 3, 6, 11, 12, 15);
+        if (message.contains("YOYONOW"))
+            specialAlert(sender, "YoyoNow", "CHAT_YOYONOW_", 3, 6, 11, 12);
+        if (message.contains("CHAOSCAOT"))
+            specialAlert(sender, "Chaoscaot", "CHAT_CHAOSCAOT_", 3, 6, 11, 12, 15, 17);
+
+        return false;
+    }
+
+    private static void chatToReciever(Chatter receiver, Chatter msgReceiver, SteamwarUser sender, String format, String message) {
+        UserPerm.Prefix prefix = sender.prefix();
+        String chatColorCode = sender.hasPerm(UserPerm.TEAM) ? "§f" : "§7";
+        receiver.prefixless(format,
+                sender,
+                msgReceiver == null ? receiver : msgReceiver,
+                highlightMentions(message, chatColorCode, receiver),
+                sender.getTeam() == 0 ? "" : "§" + Team.get(sender.getTeam()).getTeamColor() + Team.get(sender.getTeam()).getTeamKuerzel() + " ",
+                UserElo.getEmblem(sender, rankedModes),
+                prefix.getColorCode(),
+                prefix.getChatPrefix().length() == 0 ? "§f" : prefix.getChatPrefix() + " ",
+                chatColorCode);
+    }
+
+    private static boolean filteredCommand(Chatter sender, String message) {
+        String command = message.split(" ", 2)[0];
+        if(command.startsWith("/") && command.contains(":")) {
+            sender.system("UNKNOWN_COMMAND");
+            return true;
+        }
+        return false;
+    }
+
+    private static void specialAlert(Chatter sender, String name, String baseMessage, int... delay) {
+        sender.system("CHAT_LIXFEL_ACTION_BAR");
+        for(int i = 0; i < delay.length; i++) {
+            int finalI = i;
+            VelocityCore.schedule( () -> sender.prefixless("CHAT_MSG", name, sender.user(), new Message(baseMessage + (finalI+1)))).delay(delay[i], TimeUnit.SECONDS).schedule();
+        }
+    }
+
+    private static String highlightMentions(String message, String returnColor, Chatter player) {
+        if(!message.contains("@"))
+            return message;
+
+        String mark = "@" + player.user().getUserName();
+        return Arrays.stream(message.split(" ")).map(cur -> {
+            if(cur.equalsIgnoreCase(mark) && player.getPlayer() != null) {
+                NetworkSender.send(player.getPlayer(), new PingPacket(player.user().getId()));
+                return "§e" + cur + returnColor;
+            }
+            return cur;
+        }).collect(Collectors.joining(" "));
+    }
+
+    @Subscribe
+    public void onTabCompleteResponseEvent(TabCompleteEvent e){
+        List<String> suggestions = e.getSuggestions();
+        int i = 0;
+        while (i < suggestions.size()) {
+            String suggestion = suggestions.get(i);
+            if(suggestion.startsWith("/") && suggestion.contains(":"))
+                suggestions.remove(i);
+            else
+                i++;
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/CheckListener.java

@@ -0,0 +1,74 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.DisconnectEvent;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import com.velocitypowered.api.event.player.ServerConnectedEvent;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.persistent.Bauserver;
+import de.steamwar.persistent.Servertype;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.velocitycore.commands.CheckCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.SchematicNode;
+import de.steamwar.sql.SchematicType;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class CheckListener extends BasicListener {
+
+    @Subscribe
+    public void onPlayerJoin(PostLoginEvent e){
+        Chatter sender = Chatter.of(e.getPlayer());
+
+        List<SchematicNode> uncheckedSchematics = new ArrayList<>();
+        for(SchematicType type : SchematicType.values()){
+            if(type.check())
+                uncheckedSchematics.addAll(SchematicNode.getAllSchematicsOfType(sender.user().getId(), type.toDB()));
+        }
+
+        if(!uncheckedSchematics.isEmpty())
+            sender.system("CHECK_UNCHECKED", uncheckedSchematics.size());
+    }
+
+    @Subscribe
+    public void onServerSwitch(ServerConnectedEvent e){
+        Player player = e.getPlayer();
+        if(CheckCommand.isChecking(player)){
+            Subserver server = Subserver.getSubserver(e.getServer().getServerInfo());
+            if(
+                    server == null ||
+                    server.getType() != Servertype.BAUSERVER ||
+                    ((Bauserver)server).getOwner() != player.getUniqueId()
+            )
+                CheckCommand.abort(player);
+        }
+    }
+
+    @Subscribe
+    public void onPlayerDisconnect(DisconnectEvent e){
+        Player player = e.getPlayer();
+        if(CheckCommand.isChecking(player))
+            CheckCommand.abort(player);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/ConnectionListener.java

@@ -0,0 +1,100 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.DisconnectEvent;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import com.velocitypowered.api.event.permission.PermissionsSetupEvent;
+import com.velocitypowered.api.permission.Tristate;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.persistent.Servertype;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
+import de.steamwar.velocitycore.commands.*;
+import de.steamwar.velocitycore.discord.DiscordBot;
+import de.steamwar.velocitycore.discord.util.DiscordRanks;
+import de.steamwar.velocitycore.mods.ModUtils;
+import net.kyori.adventure.text.event.ClickEvent;
+
+import java.util.HashSet;
+import java.util.Set;
+import java.util.UUID;
+
+public class ConnectionListener extends BasicListener {
+
+    private static final Set<UUID> newPlayers = new HashSet<>();
+
+    public static void newPlayer(UUID player){
+        newPlayers.add(player);
+    }
+
+    private static final Set<String> TEAM_PERMISSIONS = Set.of("velocity.command.send", "velocity.command.glist");
+
+    @Subscribe
+    public void onPermissionSetup(PermissionsSetupEvent event) {
+        event.setProvider(subject -> {
+            if(!(subject instanceof Player player))
+                return perm -> Tristate.TRUE;
+
+            Set<UserPerm> perms = SteamwarUser.getOrCreate(player.getUniqueId(), player.getUsername(), ConnectionListener::newPlayer, WebpasswordCommand::changeUsername).perms();
+            if(perms.contains(UserPerm.ADMINISTRATION))
+                return perm -> Tristate.TRUE;
+            else if(perms.contains(UserPerm.TEAM))
+                return perm -> Tristate.fromBoolean(TEAM_PERMISSIONS.contains(perm));
+            else
+                return perm -> Tristate.FALSE;
+        });
+    }
+
+    @Subscribe
+    public void onPostLogin(PostLoginEvent event) {
+        Player player = event.getPlayer();
+        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+        Chatter chatter = Chatter.of(player);
+
+        if(user.hasPerm(UserPerm.CHECK))
+            CheckCommand.sendReminder(chatter);
+
+        for(Subserver subserver : Subserver.getServerList()) {
+            if(subserver.getType() == Servertype.ARENA) {
+                chatter.system("JOIN_ARENA", new Message("JOIN_ARENA_HOVER"), ClickEvent.runCommand("/arena " + subserver.getServer().getName()), subserver.getServer().getName());
+            }
+        }
+
+        if(newPlayers.contains(player.getUniqueId())){
+            Chatter.broadcast().system("JOIN_FIRST", player);
+            newPlayers.remove(player.getUniqueId());
+        }
+
+        DiscordBot.withBot(bot -> DiscordRanks.update(user));
+    }
+
+    @Subscribe
+    public void onDisconnect(DisconnectEvent e){
+        ChallengeCommand.remove(e.getPlayer());
+        MsgCommand.remove(e.getPlayer());
+        ModUtils.getPlayerModMap().remove(e.getPlayer().getUniqueId());
+        ModCommand.playerFilterType.remove(e.getPlayer().getUniqueId());
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/EventModeListener.java

@@ -0,0 +1,49 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.Event;
+import de.steamwar.sql.Referee;
+import de.steamwar.sql.TeamTeilnahme;
+
+public class EventModeListener extends BasicListener {
+
+    @Subscribe
+    public void onPostLogin(PostLoginEvent e) {
+        Chatter sender = Chatter.disconnect(e.getPlayer());
+
+        Event event = Event.get();
+        if(event == null) {
+            sender.system("EVENTMODE_KICK");
+            return;
+        }
+
+        if(TeamTeilnahme.nimmtTeil(sender.user().getTeam(), event.getEventID()))
+            return;
+
+        if(Referee.get(event.getEventID()).contains(sender.user().getId()))
+            return;
+
+        sender.system("EVENTMODE_KICK");
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/IPSanitizer.java

@@ -0,0 +1,52 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PreLoginEvent;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.proxy.connection.MinecraftConnection;
+import com.velocitypowered.proxy.connection.client.ConnectedPlayer;
+import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
+import de.steamwar.persistent.Reflection;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.mods.Hostname;
+
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.net.SocketAddress;
+import java.util.logging.Level;
+
+public class IPSanitizer extends BasicListener {
+
+    private static final Reflection.Field<MinecraftConnection, SocketAddress> remoteAddress = new Reflection.Field<>(MinecraftConnection.class, "remoteAddress");
+
+    public static InetAddress getTrueAddress(Player player) {
+        return ((InetSocketAddress) ((ConnectedPlayer)player).getConnection().getChannel().remoteAddress()).getAddress();
+    }
+
+    private final InetSocketAddress sanitized = new InetSocketAddress("127.127.127.127", 25565);
+
+    @Subscribe
+    public void loginEvent(PreLoginEvent e) {
+        VelocityCore.getLogger().log(Level.INFO, "%s has logged in with user name %s".formatted(e.getConnection().getRemoteAddress(), e.getUsername()));
+        remoteAddress.set(Hostname.getInitialInboundConnection((LoginInboundConnection) e.getConnection()).getConnection(), sanitized);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/PluginMessage.java

@@ -0,0 +1,507 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.listeners;
+
+import com.lunarclient.apollo.ApolloManager;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.ServerConnection;
+import com.velocitypowered.api.proxy.messages.ChannelMessageSource;
+import com.velocitypowered.api.proxy.messages.LegacyChannelIdentifier;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.commands.TeamCommand;
+import de.steamwar.velocitycore.mods.*;
+import de.steamwar.velocitycore.network.ServerMetaInfo;
+import de.steamwar.messages.Chatter;
+import de.steamwar.network.packets.NetworkPacket;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import net.kyori.adventure.text.Component;
+
+import java.io.ByteArrayOutputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.util.*;
+import java.util.function.Consumer;
+import java.util.logging.Level;
+
+public class PluginMessage extends BasicListener {
+
+    public static void send(Player player, String legacyChannel, String channel, byte[] data) {
+        // 1.12 format change
+        send(player, player.getProtocolVersion().greaterThan(ProtocolVersion.MINECRAFT_1_12_2) ? channel : legacyChannel, data);
+    }
+
+    public static void send(Player player, String channel, byte[] data) {
+        //TODO only if player has registered channel
+        player.sendPluginMessage(channel.indexOf(':') != -1 ? MinecraftChannelIdentifier.from(channel) : new LegacyChannelIdentifier(channel), data);
+    }
+
+    public static byte[] genBufPacket(Consumer<ByteBuf> generator) {
+        ByteBuf buf = Unpooled.buffer();
+        generator.accept(buf);
+
+        byte[] packet = new byte[buf.readableBytes()];
+        buf.readBytes(packet);
+        return packet;
+    }
+
+    public static byte[] genStreamPacket(StreamConsumer generator) {
+        ByteArrayOutputStream stream = new ByteArrayOutputStream();
+        DataOutputStream out = new DataOutputStream(stream);
+
+        try {
+            generator.accept(out);
+        } catch (IOException e) {
+            throw new SecurityException("Could not create PluginMessage packet", e);
+        }
+
+        return stream.toByteArray();
+    }
+
+    public interface StreamConsumer {
+        void accept(DataOutputStream out) throws IOException;
+    }
+
+    private static final Parser UNKNOWN = event -> VelocityCore.getLogger().log(Level.WARNING, () -> "Undefined PluginMessage on channel " + event.getIdentifier() + " from " + event.getSource() + " received.\n" + new String(event.getData()) + "\n" + Arrays.toString(event.getData()));
+    private static final Parser PASS_THROUGH = event -> event.setResult(PluginMessageEvent.ForwardResult.forward());
+    private static final Parser DROP = event -> {};
+
+    private final Lunar lunar = new Lunar();
+    private final Badlion badlion = new Badlion();
+
+    private final Set<String> knownBrands = new HashSet<>();
+    private final Map<String, Consumer<Player>> channelRegisterHandlers = new HashMap<>();
+    private final Map<String, Parser> handlers = new HashMap<>();
+
+    public PluginMessage() {
+        LabyMod labyMod = new LabyMod();
+        WorldDownloader wdl = new WorldDownloader();
+
+        knownBrands.addAll(Arrays.asList("vanilla", "badlion", "fabric", "quilt", "forge", "optifine", "Geyser", "labymod", "Feather Fabric"));
+
+        for(String channel : Arrays.asList(
+                "fabric:container/open", "fabric:registry/sync/direct", "fabric:registry/sync",
+                "fabric-screen-handler-api-v1:open_screen",
+
+                FML.CHANNEL, "FML|MP", "FML", "FORGE",
+                "fml:loginwrapper", "fml:handshake", "fml:play",
+                "forge:tier_sorting", "forge:split", "forge:login", "forge:handshake",
+
+                "labymod3:main", "labymod:neo",
+                "feather:client/frag",
+                Alpine.HANDSHAKE, Alpine.PLAY,
+
+                "sw:hotkeys",
+                "floodgate:form", "floodgate:transfer", "floodgate:packet",
+
+                "Replay|Restrict", "replaymod:restrict",
+                "WDL|CONTROL", "wdl:control",
+                "tpshud:handshake", "tpshud:tps", //https://github.com/mooziii/tpshud-fabric/tree/main
+                "methane_server:statepacket", //https://modrinth.com/mod/methane
+                "servux:structures", //https://modrinth.com/mod/servux
+                "architectury:spawn_entity_packet", //https://modrinth.com/mod/architectury-api
+                "jei:channel", "jei:cheat_permission", //https://modrinth.com/mod/jei
+                "owo:local_packet", "owo:sync_screen_handler_properties", //https://modrinth.com/mod/owo-lib
+                "minecraft:intave", //https://intave.ac seems to be a client side integration of intave with labymod 4
+                "midnightcontrols:feature", "midnightcontrols:controls_mode", //https://modrinth.com/mod/midnightcontrols
+                "controlify:vibrate_from_origin", "controlify:vibration", "controlify:vibrate_from_entity",
+                "carpet:structures", //https://modrinth.com/mod/carpet
+                "plasmo:voice/v2/installed", "plasmo:voice/v2", //https://modrinth.com/plugin/plasmo-voice (Voice chat)
+                "inventorysorter:sync_blacklist_packet", //https://github.com/cpw/inventorysorter (needs server side component to work)
+                "emi:ping", "emi:command", "emi:chess", //https://github.com/emilyploszaj/emi/
+                "fancymenu:execute_command", "fancymenu:packet_bridge", //https://github.com/Keksuccino/FancyMenu (Custom menus)
+                "itemswapper:enableshulker", "itemswapper:enablerefill", //https://github.com/tr7zw/ItemSwapper/tree/main (Easier inventory item swapping)
+                "jade:show_overlay", "jade:receive_data", "jade:server_ping", //https://github.com/Snownee/Jade (Information over block/entity under crosshair)
+                "bclib:hello_client", "bclib:request_files", "bclib:send_files", "bclib:chunker", //https://github.com/quiqueck/BCLib (Library for additional dimensions)
+                "roughlyenoughitems:ci_msg", "roughlyenoughitems:request_tags_s2c", "roughlyenoughitems:og_not_enough", //https://github.com/shedaniel/RoughlyEnoughItems (Crafting recipe helper)
+                "essentialclient:chunkdebug", "essentialclient:clientscript", "essentialclient:gamerule", //https://github.com/senseiwells/EssentialClient (Carpet mod extension)
+                "couplings:server_config", //https://github.com/ChloeDawn/Couplings (Opens/closes double doors/gates simultaneously)
+                "yigd:grave_overview_s2c", "yigd:grave_selection_s2c", "yigd:player_selection_s2c", //https://github.com/B1n-ry/Youre-in-grave-danger (Adds new block - graves)
+                "bagofholding:1/0", //https://github.com/Fuzss/bagofholding (Adds new item - bag)
+                "betterend:ritual_update", //https://github.com/quiqueck/BetterEnd (Dimension improvement)
+                "calio:sync_data_object_registry", //https://github.com/apace100/calio (Data serialization library)
+                "chunk_debug:batched_chunk_info", "chunk_debug:hello", //https://github.com/senseiwells/ChunkDebug (Serverside extension for EssentialClient)
+                "chunky:border", //https://github.com/pop4959/Chunky (Serverside chunk generator)
+                "commandblockide:edit_function", "commandblockide:update_function_command", //https://github.com/arm32x/command-block-ide (Command block interface)
+                "configured:session_data", //https://github.com/MrCrayfish/Configured (Confiuration system)
+                "corpse:default", //https://github.com/henkelmax/corpse/tree/master (Adds new entity - corpse)
+                "craftingtweaks:hello", "craftingtweaks:sync_config", //https://github.com/TwelveIterationMods/CraftingTweaks (Additional Crafting UI)
+                "create:main", //https://github.com/Creators-of-Create/Create (Additional redstone blocks mod)
+                "dummmmmmy:0", "dummmmmmy:1", "dummmmmmy:2", //https://github.com/MehVahdJukaar/DuMmmMmmy (Adding dummy target item)
+                "easyanvils:1/0", "easyanvils:1/2", //https://github.com/Fuzss/easyanvils (Anvil handling improvements)
+                "easymagic:1/0", "easymagic.main:0", //https://github.com/Fuzss/easymagic (Enchantment table handling improvements)
+                "enhancedvisuals:main0", "enhancedvisuals:main1", "enhancedvisuals:main2", //https://github.com/CreativeMD/EnhancedVisuals (Visual effects)
+                "fallingtree:configuration-packet", //https://github.com/RakambdaOrg/FallingTree (Serverside tree cutting enhancements)
+                "forgeconfigscreens:play/0", "forgeconfigscreens:play/1", //https://github.com/Fuzss/forgeconfigscreens (Config GUI)
+                "fwaystones:void_totem_revive", "fwaystones:sync_player", "fwaystones:waystone_packet", //https://github.com/LordDeatHunter/FabricWaystones (Adds new block - waystone)
+                "fzzy_config:sync_config_packet", //https://github.com/fzzyhmstrs/fconfig (Synchronizing configuation library)
+                "graveyard:spawn_entity", //https://github.com/finallion/The-Graveyard-FORGE (Adding graveyard themed blocks, items and mobs)
+                "immersive_weathering:0", //https://github.com/AstralOrdana/Immersive-Weathering (Adds additional random block transitions)
+                "kiwi:sync_cosmetic", //github.com/Snownee/Kiwi (General purpose library)
+                "libgui:screen_messag", "libgui:screen_message_s2c", //https://github.com/cottonmc/libgui (Ingame GUI library)
+                "libjf-config-network", "libjf-config-network-v0:request", "libjf-config-network-v0:response", //https://git.frohnmeyer-wds.de/JfMods/LibJF (General purpose library)
+                "libz:set_mouse_position", "libz:sync_config", //https://github.com/Globox1997/LibZ (General purpose library)
+                "moonlight:0", "moonlight:1", "moonlight:2", "moonlight:3", "moonlight:4", "moonlight:5", //https://github.com/MehVahdJukaar/Moonlight (General purpose library)
+                "nochatreports:sync", //https://github.com/Aizistral-Studios/No-Chat-Reports (Unsigns chat messages)
+                "omegaconfig:sync", //https://github.com/Draylar/omega-config (Config library)
+                "openpartiesandclaims:main", //https://github.com/thexaero/open-parties-and-claims (Chunk loading tool, needs server cooperation)
+                "owo:config_sync", //https://github.com/wisp-forest/owo-lib (GUI and config library)
+                "patchouli:open_book", "patchouli:reload_books", //https://github.com/VazkiiMods/Patchouli/ (Ingame user guide books)
+                "pickupnotifier:1/0", "pickupnotifier:1/1", //https://modrinth.com/mod/pick-up-notifier
+                "porting_lib:extra_entity_spawn_data", "porting_lib:open_screen", "port_lib:tier_sorting", //https://github.com/Fabricators-of-Create/Porting-Lib (Forge fabric porting library)
+                "showmeyourskin:config_sync", //https://github.com/enjarai/show-me-your-skin (Configurable armor rendering)
+                "simplerpc:serverconfig", //https://modrinth.com/mod/simple-discord-rpc (Customizable Discord rich presence)
+                "skinshuffle:handshake", //https://github.com/IMB11/SkinShuffle (Ingame realtime skin editor)
+                "toms_storage:data_s2c", //https://github.com/tom5454/Toms-Storage (Additional storage blocks)
+                "travelersbackpack:sync_backpack", "travelersbackpack:update_config", //https://github.com/Tiviacz1337/Travelers-Backpack (Additional backpack items)
+                "trinkets:break", "trinkets:sync_inventory", "trinkets:sync_slots", //https://github.com/emilyploszaj/trinkets (Additional armor slots)
+                "tweed4:sync_config", //https://github.com/Siphalor/tweed-api (Config library)
+                "umu_backpack:load", "umu_backpack:unload", "umu_config:sync_config", //https://github.com/Zemelua/UMU-Backpack (Additional backpack item)
+                "visualoverhaul:brewingstand", "visualoverhaul:furnace", "visualoverhaul:record", //https://github.com/TeamMidnightDust/VisualOverhaul (Graphical overhaul for certain blocks)
+                "walkietalkie:buttonpressedresponse", //https://github.com/Flaton1/walkie-talkie-mod (Simple voice chat walkietalkie addon)
+                "whereisit:s2c_founditem", "whereisit:found_item_s2c", //https://modrinth.com/mod/where-is-it (needs server side component to work)
+                "wildfire_gender:hurt", "wildfire_gender:sync", //https://github.com/WildfireRomeo/WildfireFemaleGenderMod (Female player model)
+
+                //https://github.com/ZsoltMolnarrr/SpellEngine (Magic library)
+                "spell_engine:config_sync", "spell_engine:particle_effects", "spell_engine:spell_animation",
+                "spell_engine:spell_cooldown", "spell_engine:spell_registry_sync",
+
+                //https://modrinth.com/mod/shulkerboxtooltip
+                "shulkerboxtooltip:s2c_handshake", "shulkerboxtooltip:ec_update", "shulkerboxtooltip:ec",
+                "shulkerboxtooltip:s2",
+
+                //https://github.com/QuiltMC/quilt-standard-libraries (Quilt general purpose library)
+                "qsl:registry_sync/end", "qsl:registry_sync/error_style", "qsl:registry_sync/handshake",
+                "qsl:registry_sync/mod_protocol", "qsl:registry_sync/registry_apply", "qsl:registry_sync/registry_data",
+                "qsl:registry_sync/registry_restore", "qsl:registry_sync/registry_start",
+                "qsl:registry_sync/validate/block_states", "qsl:registry_sync/validate/fluid_states",
+                "quilt:extended_entity_spawn_packet", "quilt_registry_entry_attachments:sync",
+
+                //https://github.com/apace100/origins-fabric (Minecraft player special powers mod)
+                "origins:badge_list", "origins:confirm_origin", "origins:layer_list", "origins:open_origin_screen",
+                "origins:origin_list",
+
+                //https://github.com/skyecodes/IBE-Editor (Item data editor)
+                "ibeeditor:network/block_editor_response", "ibeeditor:network/block_inventory_item_editor_response",
+                "ibeeditor:network/editor_command", "ibeeditor:network/player_inventory_item_editor_response",
+                "ibeeditor:network/entity_inventory_item_editor_response", "ibeeditor:network/server_notification",
+                "ibeeditor:network/main_hand_item_editor_response", "ibeeditor:network/entity_editor_response",
+
+                //https://github.com/enjarai/do-a-barrel-roll (Elytra flight visuals changes)
+                "do_a_barrel_roll:config_sync", "do_a_barrel_roll:handshake", "do_a_barrel_roll:player_roll",
+                "do_a_barrel_roll:server_config_update",
+
+                //https://github.com/CreativeMD/CreativeCore (General purpose library)
+                "creativecore:main0", "creativecore:main1", "creativecore:main2", "creativecore:main3",
+                "creativecore:main4", "creativecore:main5", "creativecore:main6", "creativecore:main7",
+
+                //https://github.com/Ladysnake/Cardinal-Components-API (General purpose library)
+                "cardinal-components:block_entity_sync", "cardinal-components:chunk_sync",
+                "cardinal-components:entity_sync", "cardinal-components:level_sync", "cardinal-components:world_sync",
+                "cardinal-components:scoreboard_sync", "cardinal-components:team_sync",
+
+                //https://github.com/RedLime/SpeedRunIGT (Speedrunning overlay)
+                "speedrunigt:achieve_advancement", "speedrunigt:achieve_criteria", "speedrunigt:condition_custom",
+                "speedrunigt:condition_data", "speedrunigt:timer_category", "speedrunigt:timer_complete",
+                "speedrunigt:timer_init", "speedrunigt:timer_start", "speedrunigt:timer_timeline",
+                "speedrunigt:timer_uncompleted",
+
+                //https://github.com/miyo6032/bosses-of-mass-destruction (Adds new entities)
+                "bosses_of_mass_destruction:change_hitbox", "bosses_of_mass_destruction:charged_ender_pearl_impact",
+                "bosses_of_mass_destruction:client_vec3d", "bosses_of_mass_destruction:gauntlet_blindness",
+                "bosses_of_mass_destruction:obsidilith_revive", "bosses_of_mass_destruction:player_velocity",
+                "bosses_of_mass_destruction:spawn_entity", "bosses_of_mass_destruction:void_blossom_head",
+                "bosses_of_mass_destruction:void_blossom_place", "bosses_of_mass_destruction:void_blossom_revive",
+                "bosses_of_mass_destruction:void_blossom_spikes", "bosses_of_mass_destruction:void_lily_pollen",
+
+                //https://github.com/AzureDoom/AzureLib (Animation library)
+                "azurelib:anim_data_sync", "azurelib:anim_trigger_sync", "azurelibarmor:anim_data_sync",
+                "azurelibarmor:anim_trigger_sync", "azurelib:block_entity_anim_data_sync",
+                "azurelib:block_entity_anim_trigger_sync", "azurelib:entity_anim_data_sync",
+                "azurelib:entity_anim_trigger_sync", "azurelib:s2c_send_config_data", "azurelib:spawn_entity",
+
+                //https://github.com/apace100/apoli (Entity power library)
+                "apoli:player_dismount", "apoli:player_mount", "apoli:power_list", "apoli:set_attacker",
+                "apoli:sync_power", "apoli:sync_status_effect",
+
+                //https://essential.gg/
+                "essential:", "essential:game_rule_hello", "essential:game_rule_permissions",
+                "essential:game_rules_changed",
+
+                //https://github.com/MehVahdJukaar/Supplementaries (Additional blocks)
+                "supplementaries:0", "supplementaries:1", "supplementaries:2", "supplementaries:3", "supplementaries:4",
+                "supplementaries:5", "supplementaries:6", "supplementaries:7", "supplementaries:8", "supplementaries:9",
+                "supplementaries:10", "supplementaries:11", "supplementaries:12", "supplementaries:13",
+                "supplementaries:14", "supplementaries:24", "supplementaries:25",
+
+                //https://www.curseforge.com/minecraft/mc-mods/waila (Information over block/entity under crosshair)
+                "waila:data", "waila:blacklist", "waila:config", "waila:version", "waila:generate_client_dump",
+
+                //https://modrinth.com/plugin/simple-voice-chat (Voice chat)
+                "voicechat:secret", "voicechat:joined_group", "voicechat:player_states", "voicechat:player_state",
+                "voicechat:remove_category", "voicechat:remove_group", "voicechat:add_category",
+                "voicechat:leave_group", "voicechat:create_group", "voicechat:request_secret", "voicechat:set_group",
+                "voicechat:update_state", "voicechat:add_group",
+
+                //https://github.com/mim1q/MineCells (Additional dimensions and gamemodes)
+                "minecells:obelisk_activation", "minecells:connect", "minecells:crit", "minecells:explosion",
+                "minecells:elevator_destroyed", "minecells:spawn_rune_particles", "minecells:sync_minecells_data",
+
+                //https://modrinth.com/mod/appleskin (Additional food bar information)
+                "appleskin:exhaustion_sync", "appleskin:saturation_sync",
+                "appleskin:saturation", "appleskin:exhaustion",
+
+                //https://modrinth.com/mod/puzzles-lib (General purpose library)
+                "puzzleslib:1/0", "puzzleslib:1/1", "puzzleslib:1/2",
+                "puzzleslib.main:0", "puzzleslib.main:1", "puzzleslib:play/0",
+                //https://github.com/Fuzss/puzzlesapi (General purpose library extension)
+                "puzzlesapi:1/1", "puzzlesapi:1/2", "puzzlesapi:1/5", "puzzlesapi:2/1", "puzzlesapi:2/2",
+
+                //https://github.com/bernie-g/geckolib
+                "geckolib:block_entity_anim_trigger_sync", "geckolib:entity_anim_trigger_sync",
+                "geckolib:block_entity_anim_data_sync", "geckolib:anim_data_sync",
+                "geckolib:entity_anim_data_sync", "geckolib:anim_trigger_sync",
+
+                //https://github.com/Noxcrew/noxesium (MC Championship helper)
+                "noxesium:server_rules",
+                "noxesium-v1:reset", "noxesium-v1:change_server_rules", "noxesium-v1:server_info",
+                "noxesium-v1:mcc_server", "noxesium-v1:mcc_game_state", "noxesium-v1:reset_server_rules",
+                "noxesium-v1:stop_sound", "noxesium-v1:start_sound", "noxesium-v1:modify_sound",
+                "noxesium-v2:reset", "noxesium-v2:change_server_rules", "noxesium-v2:server_info",
+                "noxesium-v2:mcc_server", "noxesium-v2:mcc_game_state", "noxesium-v2:reset_server_rules",
+                "noxesium-v2:stop_sound", "noxesium-v2:start_sound", "noxesium-v2:modify_sound"
+        ))
+            channelRegisterHandlers.put(channel, player -> {});
+
+        channelRegisterHandlers.put(ApolloManager.PLUGIN_MESSAGE_CHANNEL, lunar::sendRestrictions);
+        channelRegisterHandlers.put(Feather.CHANNEL, new Feather()::sendRestrictions);
+        channelRegisterHandlers.put("openboatutils:settings", player -> send(player, "openboatutils:settings", new byte[] { 0, 0 })); //https://github.com/o7Moon/OpenBoatUtils/wiki/Packets (Reset packet)
+        channelRegisterHandlers.put("itemswapper:disable", player -> send(player, "itemswapper:disable", new byte[]{ 0 })); //https://github.com/tr7zw/ItemSwapper/blob/main/src/main/java/dev/tr7zw/itemswapper/packets/DisableModPayload.java
+        channelRegisterHandlers.put("xaerominimap:main", player -> player.sendMessage(Component.text("§n§o§m§i§n§i§m§a§p"))); //https://www.curseforge.com/minecraft/mc-mods/xaeros-minimap
+        channelRegisterHandlers.put("litemoretica:init_easy_place", player -> Chatter.disconnect(player).prefixless("MOD_YELLOW_SING", "litematica")); //https://github.com/Earthcomputer/litemoretica/tree/master
+        channelRegisterHandlers.put("litemoretica:init_ea", player -> Chatter.disconnect(player).prefixless("MOD_YELLOW_SING", "litematica")); //https://github.com/Earthcomputer/litemoretica/tree/master
+        channelRegisterHandlers.put("voxelmap:settings", player -> Chatter.disconnect(player).prefixless("MOD_YELLOW_SING", "voxelmap")); //https://modrinth.com/mod/voxelmap-updated undocumented
+        channelRegisterHandlers.put(Controlify.CHANNEL, new Controlify()::onRegister);
+
+        for(String channel : Arrays.asList(
+                "worldinfo:world_id", // JourneyMap and VoxelMap
+                "journeymap:version", "journeymap:admin_req", "journeymap:mp_options_req", "journeymap:waypoint",
+                "journeymap:player_loc", "journeymap:admin_save", "journeymap:teleport_req", "journeymap:common",
+                "journeymap:perm_req"
+        ))
+            channelRegisterHandlers.put(channel, player -> Chatter.disconnect(player).prefixless("MOD_YELLOW_SING", "minimap"));
+
+        for(String channel : Arrays.asList("bedrockify:cauldron_particles", "bedrockify:eat-particles")) //https://github.com/juancarloscp52/BedrockIfy (Bedrock features on Java, banned for reach-around block placement)
+            channelRegisterHandlers.put(channel, player -> Chatter.disconnect(player).prefixless("MOD_YELLOW_SING", "bedrockify"));
+
+        registerBiDirPassthrough("WECUI", "worldedit:cui", "worldedit:internal", "minecraft:wecui");
+
+        registerPassthroughToClient(
+                "axiom:enable", "axiom:initialize_hotbars",
+                "axiom:response_chunk_data", "axiom:register_world_properties", "axiom:set_world_property",
+                "axiom:ack_world_properties", "axiom:restrictions", "axiom:marker_data", "axiom:marker_nbt_response",
+                "axiom:custom_blocks", "axiom:editor_warning", "axiom:blueprint_manifest", "axiom:response_blueprint"
+        );
+        registerBiDirPassthrough("axiom:handle_big_payload", "axiom:set_editor_views");
+        for(String channel : Arrays.asList(
+                "axiom:hello", "axiom:set_gamemode", "axiom:set_fly_speed", "axiom:set_world_time",
+                "axiom:set_world_property", "axiom:set_block", "axiom:set_hotbar_slot", "axiom:switch_active_hotbar",
+                "axiom:teleport", "axiom:request_chunk_data", "axiom:spawn_entity",
+                "axiom:manipulate_entity", "axiom:delete_entity", "axiom:marker_nbt_request", "axiom:set_buffer"
+        )) {
+            channelRegisterHandlers.put(channel, player -> {});
+            registerPassthroughToServer(channel);
+        }
+
+        for(String channel : Arrays.asList(
+                "floodgate:skin",
+                "watut:nbt", //https://github.com/Corosauce/WATUT
+                "bclib:hello_server",
+                "vivecraft:data", //https://github.com/Vivecraft/VivecraftMod https://github.com/jrbudda/Vivecraft_Spigot_Extensions https://github.com/Techjar/Vivecraft_BungeeCord_Extensions (VR support)
+                "badpackets:channel_sync" //https://github.com/badasintended/badpackets (Forge fabric translation layer)
+        )) {
+            channelRegisterHandlers.put(channel, player -> {});
+            register(channel, false, directional(UNKNOWN, DROP));
+        }
+
+        for(String channel : Arrays.asList(
+                "UNREGISTER", "minecraft:unregister", // used by carpet and servux
+                "WDL|REQUEST", "wdl:request",
+                "minecraft:intave",  //undocumented, byte stringlength, clientconfig, byte length, json {"legacySneakHeight":false,"legacyOldRange":false,"legacyOldSlowdown":false}
+                "waila:entity", "waila:block",
+                "lambdacontrols:hello",
+                "midnightcontrols:controls_mode",
+                "inventorysorter:sync_settings_packet",
+                "voicechat:request_secret", "voicechat:update_state",
+                "shulkerboxtooltip:c2s_handshake",
+                "noxesium:client_information", "noxesium:client_settings",
+                "polymer:handshake", //https://github.com/Patbox/polymer
+                "minecells:request_sync_minecells_data",
+                "puzzlesapi:1/4",
+                "fancymenu:variable_cmd_sugg", "fancymenu:packet_bridge",
+                "jade:request_entity", "jade:request_tile",
+                "tiscm:network/v1", //https://github.com/gnembon/fabric-carpet
+                "couplings:client_config",
+                "yigd:config_update_c2s",
+                "kiwi:set_cosmetic",
+                "fwaystones:request_player_waystone_update",
+                "openboatutils:settings", //https://github.com/o7Moon/OpenBoatUtils
+                "block-event-separator:handshake", //https://github.com/SpaceWalkerRS/block-event-separator (Separating block events)
+                "oth3r-sit:settings_v1.1" //https://github.com/Oth3r/Sit (Sitting mod)
+        ))
+            register(channel, false, directional(UNKNOWN, DROP));
+
+        register("REGISTER", false, directional(this::serverRegistersChannel, this::clientRegistersChannel));
+        register("minecraft:register", false, directional(this::serverRegistersChannel, this::clientRegistersChannel));
+
+        register("MC|Brand", false, directional(this::steamWarBrand, this::userBrand));
+        register("minecraft:brand", false, directional(this::steamWarBrand, this::userBrand));
+
+        //Needs to be registered cause paper refuses to send PluginMessages on unregistered channels...
+        register("sw:bridge", true, directional(onlySWSource(async(event -> NetworkPacket.handle(new ServerMetaInfo((ServerConnection) event.getSource()), event.getData()))), UNKNOWN));
+        registerPassthroughToServer("sw:hotkeys");
+        register("fabricmodsender:mods", true, directional(UNKNOWN, async(new FabricModSender()::handlePluginMessage)));
+
+        register("WDL|INIT", true, directional(UNKNOWN, wdl::handlePluginMessage));
+        register("wdl:init", true, directional(UNKNOWN, wdl::handlePluginMessage));
+
+        register(ApolloManager.PLUGIN_MESSAGE_CHANNEL, true, async(lunar::handlePluginMessage));
+        register(Alpine.HANDSHAKE, false, directional(UNKNOWN, new Alpine()::handleHandshakeMessage));
+        register("LMC", true, directional(UNKNOWN, async(labyMod::handlePluginMessage)));
+        register("labymod3:main", true, directional(UNKNOWN, async(labyMod::handlePluginMessage)));
+        register("labymod:neo", false, directional(UNKNOWN, DROP)); //undocumented, JSON format "0" byte, packetlängen byte, {"version":"4.1.25"}
+        register(FML.CHANNEL, true, directional(UNKNOWN, async(new FML()::handlePluginMessage)));
+
+        //vanilla does not register any channels (sends only one minecraft:brand vanilla, nothing else (potential spoofed client detection))
+        //Forge interestingly registers all channels the server registers
+        //meteor https://github.com/MeteorDevelopment/meteor-client/blob/master/src/main/java/meteordevelopment/meteorclient/systems/modules/misc/ServerSpoof.java https://github.com/MeteorDevelopment/meteor-client/blob/master/src/main/java/meteordevelopment/meteorclient/systems/modules/misc/DiscordPresence.java
+        //litematica/malilib https://github.com/maruohon/litematica/issues/75 https://github.com/maruohon/malilib/blob/liteloader_1.12.2/src/main/java/malilib/network/message/ConfigLockPacketHandler.java#L65
+        // Hackclientlike modsuppressor for labymod: https://github.com/Neocraftr/LabyMod-NeoEssentials (Potentially recognizable from NO Addons/NO Mods?) https://github.com/Neocraftr/LabyMod-NeoEssentials/blob/master/src/main/java/de/neocraftr/neoessentials/utils/BytecodeMethods.java
+    }
+
+    @Subscribe
+    public void onPluginMessage(PluginMessageEvent event) {
+        event.setResult(PluginMessageEvent.ForwardResult.handled());
+
+        try {
+            handlers.getOrDefault(event.getIdentifier().getId(), UNKNOWN).handle(event);
+        } catch (Exception e) {
+            throw new SecurityException("PluginMessage handling exception: " + event + "\n" + Arrays.toString(event.getData()), e);
+        }
+    }
+
+    private void registerPassthroughToClient(String... channels) {
+        for(String channel : channels) {
+            channelRegisterHandlers.put(channel, player -> {});
+            register(channel, false, directional(PASS_THROUGH, UNKNOWN));
+        }
+    }
+
+    private void registerPassthroughToServer(String... channels) {
+        for(String channel : channels)
+            register(channel, false, directional(UNKNOWN, PASS_THROUGH));
+    }
+
+    private void registerBiDirPassthrough(String... channels) {
+        for(String channel : channels) {
+            channelRegisterHandlers.put(channel, player -> {});
+            register(channel, false, PASS_THROUGH);
+        }
+    }
+
+    private void register(String channel, boolean clientSideRegister, Parser handler) {
+        handlers.put(channel, handler);
+        if(clientSideRegister)
+            VelocityCore.getProxy().getChannelRegistrar().register(channel.indexOf(':') != -1 ? MinecraftChannelIdentifier.from(channel) : new LegacyChannelIdentifier(channel));
+    }
+
+    private void clientRegistersChannel(PluginMessageEvent event) {
+        Player player = (Player) event.getSource();
+
+        for(String channel : new String(event.getData()).split("\0")) {
+            channelRegisterHandlers.getOrDefault(channel, p -> VelocityCore.getLogger().log(Level.WARNING, () -> p.getUsername() + " registered unknown channel " + channel)).accept(player);
+        }
+
+        PASS_THROUGH.handle(event);
+    }
+
+    private void serverRegistersChannel(PluginMessageEvent event) {
+        Player player = (Player) event.getTarget();
+
+        List<String> channels = new ArrayList<>(Arrays.asList(new String(event.getData()).split("\0")));
+        channels.removeIf(channel -> channel.equals("sw:bridge"));
+        send(player, "REGISTER", "minecraft:register", String.join("\0", channels).getBytes());
+    }
+
+    private void userBrand(PluginMessageEvent event) {
+        Player player = (Player) event.getSource();
+
+        ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
+        String brand = ProtocolUtils.readString(buf);
+        boolean lunarclient = brand.startsWith("lunarclient:");
+
+        VelocityCore.getLogger().log(knownBrands.contains(brand) || lunarclient ? Level.INFO : Level.WARNING, () -> player.getUsername() + " joins with brand: " + brand);
+        if(lunarclient)
+            lunar.sendRestrictions(player);
+        if(brand.equals("badlion"))
+            badlion.sendRestrictions(player);
+
+        PASS_THROUGH.handle(event);
+    }
+
+    private void steamWarBrand(PluginMessageEvent event) {
+        Player player = (Player) event.getTarget();
+        String brand = Chatter.of(player).parseToLegacy("STEAMWAR_BRAND", "Velocity", player.getCurrentServer().map(serverConnection -> serverConnection.getServerInfo().getName()).orElse(""), new String(event.getData(), 1, event.getData().length - 1));
+        player.sendPluginMessage(event.getIdentifier(), genBufPacket(buf -> ProtocolUtils.writeString(buf, brand)));
+    }
+
+
+    private Parser directional(Parser fromServer, Parser fromPlayer) {
+        return event -> {
+            if(event.getSource() instanceof Player)
+                fromPlayer.handle(event);
+            else
+                fromServer.handle(event);
+        };
+    }
+
+    private Parser onlySWSource(Parser parser) {
+        return event -> {
+            ChannelMessageSource sender = event.getSource();
+            if(TeamCommand.isLocalhost(sender instanceof Player player ? IPSanitizer.getTrueAddress(player) : ((ServerConnection) sender).getServerInfo().getAddress().getAddress()))
+                parser.handle(event);
+            else
+                UNKNOWN.handle(event);
+        };
+    }
+
+    private Parser async(Parser parser) {
+        return event -> VelocityCore.schedule(() -> parser.handle(event)).schedule();
+    }
+
+    private interface Parser {
+        void handle(PluginMessageEvent event);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/PollSystem.java

@@ -0,0 +1,91 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import de.steamwar.velocitycore.Config;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.command.TypeValidator;
+import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
+import de.steamwar.sql.PollAnswer;
+import net.kyori.adventure.text.event.ClickEvent;
+
+public class PollSystem extends BasicListener {
+
+    public static void init() {
+        poll = VelocityCore.get().getConfig().getPoll();
+        if(poll == null)
+            return;
+
+        if(noCurrentPoll())
+            return;
+
+        PollAnswer.setCurrentPoll(poll.getQuestion());
+        new PollSystem();
+    }
+
+    private static Config.Poll poll = null;
+
+
+    @Subscribe
+    public void onPostLogin(PostLoginEvent event){
+        Chatter player = Chatter.of(event.getPlayer());
+
+        PollAnswer answer = PollAnswer.get(player.user().getId());
+        if(answer.hasAnswered())
+            return;
+
+        sendPoll(player);
+    }
+
+    public static void sendPoll(Chatter player) {
+        player.system("POLL_HEADER");
+        player.prefixless("POLL_HEADER2");
+        player.prefixless("POLL_QUESTION", poll.getQuestion());
+
+        for(int i = 1; i <= poll.getAnswers().size(); i++) {
+            player.prefixless("POLL_ANSWER", new Message("POLL_ANSWER_HOVER", poll.getAnswers().get(i-1)), ClickEvent.runCommand("/poll " + i), poll.getAnswers().get(i-1));
+        }
+    }
+
+    private static boolean noCurrentPoll(){
+        return poll == null;
+    }
+
+    public static TypeValidator<Chatter> noPoll() {
+        return (sender, value, messageSender) -> {
+            if (PollSystem.noCurrentPoll()) {
+                messageSender.send("POLL_NO_POLL");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    public static int answers(){
+        return poll.getAnswers().size();
+    }
+
+    public static String getAnswer(int i) {
+        return poll.getAnswers().get(i);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/SessionManager.java

@@ -0,0 +1,48 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.DisconnectEvent;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.sql.Session;
+import de.steamwar.sql.SteamwarUser;
+
+import java.sql.Timestamp;
+import java.time.Instant;
+
+import static de.steamwar.persistent.Storage.sessions;
+
+public class SessionManager extends BasicListener {
+
+    @Subscribe
+    public void onPostLogin(PostLoginEvent event){
+        sessions.put(event.getPlayer(), Timestamp.from(Instant.now()));
+    }
+
+    @Subscribe
+    public void onDisconnect(DisconnectEvent e){
+        Timestamp timestamp = sessions.remove(e.getPlayer());
+        if(timestamp != null) {
+            VelocityCore.schedule(() -> Session.insertSession(SteamwarUser.get(e.getPlayer().getUniqueId()).getId(), timestamp)).schedule();
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/SettingsChangedListener.java

@@ -0,0 +1,41 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.player.PlayerSettingsChangedEvent;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.network.NetworkSender;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.network.packets.server.LocaleInvalidationPacket;
+
+public class SettingsChangedListener extends BasicListener {
+
+    @Subscribe
+    public void onSettingsChanged(PlayerSettingsChangedEvent event) {
+        VelocityCore.schedule(() -> {
+            Player player = event.getPlayer();
+            SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+            user.setLocale(event.getPlayerSettings().getLocale(), false);
+            NetworkSender.send(player, new LocaleInvalidationPacket(user.getId()));
+        }).schedule();
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/Alpine.java

@@ -0,0 +1,71 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.velocitycore.listeners.PluginMessage;
+import org.msgpack.core.MessagePack;
+import org.msgpack.core.MessagePacker;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+
+public class Alpine {
+    //https://github.com/alpine-client/alpine-client-api
+
+    public static final String HANDSHAKE = "ac:handshake";
+    public static final String PLAY = "ac:play";
+
+    private final byte[] magicHandshakeResponse = new byte[] {0x3A, 0x3D}; //https://github.com/alpine-client/alpine-client-api/blob/master/src/main/java/com/alpineclient/plugin/listener/plugin/HandshakeListener.java#L19
+    private final byte[] modulesPacket;
+
+    public Alpine() {
+        //https://github.com/alpine-client/alpine-client-api/blob/master/MODULES.md
+        String[] disabledModules = new String[] {
+                "armor_status", "cannon_playback", "cannon_view", "clear_water", "explosion_boxes", "fullbright",
+                "hit_color", "inventory_tweaks", "low_hp_tint", "minimap", "perspective_mod", "potion_status",
+                "reach_display", "schematica", "tnt_timer", "toggle_sneak_sprint"
+        };
+
+        ByteArrayOutputStream stream = new ByteArrayOutputStream();
+        try (MessagePacker packer = MessagePack.newDefaultPacker(stream)) {
+            //https://github.com/alpine-client/alpine-client-api/blob/master/src/main/java/com/alpineclient/plugin/network/Packet.java#L103
+            packer.packInt(0xB0);
+
+            //https://github.com/alpine-client/alpine-client-api/blob/master/src/main/java/com/alpineclient/plugin/network/packet/PacketModules.java
+            packer.packArrayHeader(disabledModules.length);
+            for (String module : disabledModules) {
+                packer.packString(module);
+                packer.packBoolean(false); //https://github.com/alpine-client/alpine-client-api/blob/master/src/main/java/com/alpineclient/plugin/config/impl/GeneralConfig.java
+            }
+        } catch (IOException e) {
+            throw new SecurityException(e);
+        }
+
+        modulesPacket = stream.toByteArray();
+    }
+
+    public void handleHandshakeMessage(PluginMessageEvent event) {
+        Player player = (Player) event.getSource();
+        PluginMessage.send(player, HANDSHAKE, magicHandshakeResponse);
+        PluginMessage.send(player, PLAY, modulesPacket);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/Badlion.java

@@ -0,0 +1,55 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.google.gson.JsonObject;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+
+public class Badlion {
+    // https://github.com/BadlionClient/BadlionClientModAPI
+
+    private final byte[] packet;
+
+    public Badlion() { //TODO check if working or (json) modsDisallowed wrapper necessary
+        JsonObject disabled = new JsonObject();
+        disabled.addProperty("disabled", true);
+
+        JsonObject json = new JsonObject();
+        json.add("Clear Glass", disabled);
+        json.add("ClearWater", disabled);
+        json.add("FOV Changer", disabled);
+        json.add("Hitboxes", disabled);
+        json.add("LevelHead", disabled);
+        json.add("MiniMap", disabled);
+        json.add("MLG Cobweb", disabled);
+        json.add("Replay", disabled); //TODO check if ReplayMod restrictions work
+        json.add("Schematica", disabled);
+        json.add("ToggleSneak", disabled);
+        json.add("ToggleSprint", disabled);
+        json.add("TNT Time", disabled);
+
+        packet = json.toString().getBytes();
+    }
+
+    public void sendRestrictions(Player player) {
+        player.sendPluginMessage(MinecraftChannelIdentifier.from("badlion:mods"), packet);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/Controlify.java

@@ -0,0 +1,53 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.velocitycore.listeners.PluginMessage;
+
+public class Controlify {
+    //https://modrinth.com/mod/controlify
+    //https://github.com/isXander/Controlify/blob/1.20.x/dev/src/main/java/dev/isxander/controlify/server/ServerPolicyPacket.java
+    //https://github.com/isXander/Controlify/blob/1.20.x/dev/src/main/java/dev/isxander/controlify/server/ServerPolicies.java
+
+    public static final String CHANNEL = "controlify:server_policy";
+
+    private final byte[][] packets;
+    public Controlify() {
+        packets = new byte[][] {
+                restrict("reachAround"),
+                restrict("disableFlyDrifting")
+        };
+    }
+
+    private byte[] restrict(String name) {
+        return PluginMessage.genBufPacket(buf -> {
+            ProtocolUtils.writeString(buf, name);
+            buf.writeBoolean(false);
+        });
+    }
+
+    public void onRegister(Player player) {
+        for(byte[] packet : packets)
+            player.sendPluginMessage(MinecraftChannelIdentifier.from(CHANNEL), packet);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/FML.java

@@ -0,0 +1,95 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.LegacyChannelIdentifier;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.listeners.BasicListener;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.Mod;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+
+public class FML extends BasicListener {
+    // https://wiki.vg/Minecraft_Forge_Handshake#FML_protocol_.281.7_-_1.12.29
+
+    public static final String CHANNEL = "FML|HS";
+    private final byte[] helloPacket = new byte[]{
+            /* Packet type: ServerHello */ 0,
+            /* FML protocol version */ 2,
+            /* Override dimension (int) */ 0, 0, 0, 0
+    };
+
+    private static final Set<UUID> unlocked = new HashSet<>();
+
+    @Subscribe
+    public void onPostLogin(PostLoginEvent event) {
+        Player player = event.getPlayer();
+
+        synchronized (unlocked) {
+            if(unlocked.contains(player.getUniqueId())){
+                unlocked.remove(player.getUniqueId());
+                return;
+            }
+        }
+
+        //if(isFML(player, "\0FML\0"))
+        if(player.getProtocolVersion().lessThan(ProtocolVersion.MINECRAFT_1_13))
+            player.sendPluginMessage(new LegacyChannelIdentifier(CHANNEL), helloPacket);
+    }
+
+    public void handlePluginMessage(PluginMessageEvent event) {
+        Player p = (Player) event.getSource();
+        ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
+
+        if (buf.readByte() == /* ModList */ 2) {
+            int numMods = ProtocolUtils.readVarInt(buf);
+
+            List<Mod> mods = new ArrayList<>();
+            for(int i = 0; i < numMods; i++) {
+                String name = ProtocolUtils.readString(buf);
+                ProtocolUtils.readString(buf); // version
+
+                mods.add(Mod.getOrCreate(name, Mod.Platform.FORGE));
+            }
+
+            if (ModUtils.handleMods(p, mods)) {
+                synchronized (unlocked) {
+                    unlocked.add(p.getUniqueId());
+                }
+                Chatter.disconnect(p).system("MODS_CHECKED");
+                VelocityCore.schedule(() -> {
+                    synchronized (unlocked) {
+                        unlocked.remove(p.getUniqueId());
+                    }
+                }).delay(30, TimeUnit.SECONDS).schedule();
+            }
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/FML2.java

@@ -0,0 +1,176 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PreLoginEvent;
+import com.velocitypowered.api.proxy.LoginPhaseConnection;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.listeners.BasicListener;
+import de.steamwar.velocitycore.listeners.PluginMessage;
+import de.steamwar.sql.Mod;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import lombok.AllArgsConstructor;
+import net.kyori.adventure.text.Component;
+
+import java.util.*;
+import java.util.logging.Level;
+
+public class FML2 extends BasicListener {
+    // FML2: https://wiki.vg/Minecraft_Forge_Handshake#FML2_protocol_.281.13_-_Current.29
+    // FML3: https://github.com/adde0109/Ambassador/tree/non-api/src/main/java/org/adde0109/ambassador/forge
+
+    // FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/NetworkInitialization.java
+    // FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/ForgePacketHandler.java
+    // FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/packets/ModVersions.java
+
+    public static boolean isFML(LoginInboundConnection connection, String type) {
+        return Hostname.getExtraHandshakeData(connection).equals(type);
+    }
+
+    private final byte[] fml2ModListPacket;
+    private final byte[] fml3ModListPacket;
+    private final byte[] forgeModListPacket;
+
+    public FML2() {
+        fml2ModListPacket = generateModListPacket(false);
+        fml3ModListPacket = generateModListPacket(true);
+        forgeModListPacket = PluginMessage.genBufPacket(buf -> {
+            buf.writeByte(0); // Login wrapper packet
+            ProtocolUtils.writeString(buf, "forge:handshake");
+
+            ByteBuf packet = Unpooled.buffer();
+            packet.writeByte(1); // Mod list packet
+            ProtocolUtils.writeVarInt(packet, 0); // Mod amount
+
+            ProtocolUtils.writeVarInt(buf, packet.readableBytes());
+            buf.writeBytes(packet);
+        });
+    }
+
+    @Subscribe
+    public void onLogin(PreLoginEvent event) {
+        LoginInboundConnection connection = (LoginInboundConnection) event.getConnection();
+
+        boolean fml2 = isFML(connection, "\0FML2\0");
+        boolean fml3 = isFML(connection, "\0FML3\0");
+        boolean forge = isFML(connection, "\0FORGE");
+        if(!fml2 && !fml3 && !forge)
+            return;
+
+        FML2LoginHandler handler = new FML2LoginHandler(connection, event.getUniqueId(), forge);
+
+        if(forge) {
+            connection.sendLoginPluginMessage(MinecraftChannelIdentifier.from("forge:login"), forgeModListPacket, handler);
+        } else {
+            connection.sendLoginPluginMessage(MinecraftChannelIdentifier.from("fml:loginwrapper"), fml3 ? fml3ModListPacket : fml2ModListPacket, handler);
+        }
+    }
+
+    private byte[] generateModListPacket(boolean fml3) {
+        return PluginMessage.genBufPacket(buf -> {
+            ProtocolUtils.writeString(buf, "fml:handshake");
+
+            ByteBuf packet = Unpooled.buffer();
+            packet.writeByte(1); // Mod list packet
+            ProtocolUtils.writeVarInt(packet, 0); // Mod amount
+
+            if(fml3) {
+                ProtocolUtils.writeVarInt(packet,1); // Channel amount
+                ProtocolUtils.writeString(packet, "forge:tier_sorting");
+                ProtocolUtils.writeString(packet, "1.0");
+            } else {
+                ProtocolUtils.writeVarInt(packet, 0); // Channel amount
+            }
+
+            ProtocolUtils.writeVarInt(packet, 0); // Registries amount
+            if(fml3)
+                ProtocolUtils.writeVarInt(packet, 0); // DataPacks amount
+
+            ProtocolUtils.writeVarInt(buf, packet.readableBytes());
+            buf.writeBytes(packet);
+        });
+    }
+
+    @AllArgsConstructor
+    private static class FML2LoginHandler implements LoginPhaseConnection.MessageConsumer {
+
+        private final LoginInboundConnection connection;
+        private final UUID uuid;
+        private final boolean forge;
+
+        @Override
+        public String toString() {
+            return "SteamWar Forge Handler";
+        }
+
+        @Override
+        public void onMessageResponse(byte[] data) {
+            if(data == null) {
+                abort(null, "Not FML2/3 client");
+                return;
+            }
+
+            ByteBuf buf = Unpooled.wrappedBuffer(data);
+            if(forge && buf.readByte() != 0) {
+                abort(data, "Not FORGE login wrapper");
+                return;
+            }
+
+            if(!ProtocolUtils.readString(buf).equals(forge ? "forge:handshake" : "fml:handshake")) {
+                abort(data, "Not FML2/3/FORGE handshake response");
+                return;
+            }
+
+            if(ProtocolUtils.readVarInt(buf) != buf.readableBytes()) {
+                abort(data, "FML2/3/FORGE packet size mismatch");
+                return;
+            }
+
+            if(ProtocolUtils.readVarInt(buf) != (forge ? /* Mod Versions */ 1 : /* Mod List Reply */ 2)) {
+                abort(data, "Not FML2/3/FORGE mod list reply");
+                return;
+            }
+
+            List<Mod> mods = new ArrayList<>();
+
+            int modCount = ProtocolUtils.readVarInt(buf);
+            for(int i = 0; i < modCount; i++) {
+                mods.add(Mod.getOrCreate(ProtocolUtils.readString(buf), Mod.Platform.FORGE));
+
+                if(forge) {
+                    ProtocolUtils.readString(buf); // Human readable name
+                    ProtocolUtils.readString(buf); // Version
+                }
+            }
+
+            ModUtils.handleMods(uuid, Locale.getDefault(), connection::disconnect, mods);
+        }
+
+        private void abort(byte[] response, String error) {
+            connection.disconnect(Component.text(error));
+            VelocityCore.getLogger().log(Level.SEVERE, () -> error + "\n" + Base64.getEncoder().encodeToString(response));
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/FabricModSender.java

@@ -0,0 +1,144 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParser;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.DisconnectEvent;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.event.player.ServerConnectedEvent;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.persistent.Storage;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.listeners.BasicListener;
+import de.steamwar.sql.Mod;
+import de.steamwar.sql.SWException;
+import de.steamwar.sql.SteamwarUser;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+
+public class FabricModSender extends BasicListener {
+
+    private final Set<String> neededFabricMods = new HashSet<>();
+    private final Set<String> neededQuiltMods = new HashSet<>();
+
+    public FabricModSender() {
+        neededFabricMods.add("java");
+        neededFabricMods.add("minecraft");
+        neededFabricMods.add("steamwarmodsender");
+        neededQuiltMods.addAll(neededFabricMods);
+
+        neededFabricMods.add("fabricloader");
+        neededQuiltMods.add("quilt_loader");
+
+        VelocityCore.schedule(() -> {
+            synchronized (Storage.fabricExpectPluginMessage) {
+                for (Map.Entry<Player, Long> entry : Storage.fabricExpectPluginMessage.entrySet()) {
+                    if (!Storage.fabricCheckedPlayers.containsKey(entry.getKey())) {
+                        continue;
+                    }
+                    if (System.currentTimeMillis() - entry.getValue() > TimeUnit.SECONDS.toMillis(20)) {
+                        Storage.fabricExpectPluginMessage.remove(entry.getKey());
+                        return;
+                    }
+                }
+            }
+        }).repeat(1, TimeUnit.SECONDS).schedule();
+    }
+
+    public void handlePluginMessage(PluginMessageEvent e){
+        Player player = (Player) e.getSource();
+        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+
+        if (!Storage.fabricCheckedPlayers.containsKey(player)) {
+            synchronized (Storage.fabricExpectPluginMessage) {
+                if (Storage.fabricExpectPluginMessage.containsKey(player)) {
+                    logMessage(user, "Was not fabric checked but send message nonetheless", Arrays.toString(e.getData()));
+                    return;
+                }
+            }
+        }
+        Storage.fabricExpectPluginMessage.remove(player);
+
+        List<Mod> mods = new ArrayList<>();
+
+        ByteBuf buf = Unpooled.wrappedBuffer(e.getData());
+        String data = ProtocolUtils.readString(buf, 1024*1024);
+        if(buf.readableBytes() > 0) {
+            logMessage(user, "Invalid message length", Arrays.toString(e.getData()));
+            return;
+        }
+
+        JsonArray array = JsonParser.parseString(data).getAsJsonArray();
+
+        for(JsonElement mod : array) {
+            mods.add(Mod.getOrCreate(mod.getAsString(), Mod.Platform.FABRIC));
+        }
+
+        if(!neededModsContained(neededFabricMods, mods) && !neededModsContained(neededQuiltMods, mods)) {
+            logMessage(user, "Needed mods are not contained", data);
+            return;
+        }
+
+        if(!ModUtils.handleMods(player,mods))
+            return;
+
+        if (!Storage.fabricCheckedPlayers.containsKey(player)) {
+            Storage.fabricCheckedPlayers.put(player, data.hashCode());
+        } else if (Storage.fabricCheckedPlayers.get(player) != data.hashCode()) {
+            logMessage(user, "Mods changed during runtime", data);
+        }
+    }
+
+    @Subscribe
+    public void onServerSwitchEvent(ServerConnectedEvent e) {
+        if (e.getPreviousServer().isEmpty()) return;
+        synchronized (Storage.fabricExpectPluginMessage) {
+            Storage.fabricExpectPluginMessage.put(e.getPlayer(), System.currentTimeMillis());
+        }
+    }
+
+    @Subscribe
+    public void onDisconnect(DisconnectEvent e) {
+        Player player = e.getPlayer();
+
+        Storage.fabricCheckedPlayers.remove(player);
+        synchronized (Storage.fabricExpectPluginMessage) {
+            Storage.fabricExpectPluginMessage.remove(player);
+        }
+    }
+
+    private boolean neededModsContained(Set<String> neededMods, List<Mod> mods) {
+        return mods.stream()
+                .map(Mod::getModName)
+                .filter(neededMods::contains)
+                .count() == neededFabricMods.size();
+    }
+
+    private void logMessage(SteamwarUser user, String reason, String data) {
+        SWException.log("FabricModSender " + user.getUserName() + ": " + reason, data);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/Feather.java

@@ -0,0 +1,57 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+
+public class Feather {
+    //https://github.com/Koupah/Feather-Client-API/blob/main/src/club/koupah/feather/packets/FeatherMod.java
+    //https://archive.org/details/feather-server-api
+    public static final String CHANNEL = "feather:client";
+
+    private final byte[] packet;
+    public Feather() {
+        JsonArray array = new JsonArray();
+        array.add("clearWater");
+        array.add("coordinates");
+        array.add("coordinates");
+        array.add("hitbox");
+        array.add("hypixel");
+        array.add("reachDisplay");
+        array.add("snaplook");
+        array.add("toggleSprint");
+
+        JsonObject mods = new JsonObject();
+        mods.add("mods", array);
+
+        JsonObject obj = new JsonObject();
+        obj.addProperty("packetType", "DISABLE_MODS");
+        obj.add("payload", mods);
+
+        packet = obj.toString().getBytes();
+    }
+
+    public void sendRestrictions(Player player) {
+        player.sendPluginMessage(MinecraftChannelIdentifier.from(CHANNEL), packet);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/Hostname.java

@@ -0,0 +1,84 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.ConnectionHandshakeEvent;
+import com.velocitypowered.proxy.connection.client.InitialInboundConnection;
+import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
+import com.velocitypowered.proxy.protocol.packet.HandshakePacket;
+import de.steamwar.persistent.Reflection;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.listeners.BasicListener;
+
+import java.util.HashSet;
+import java.util.Set;
+import java.util.logging.Level;
+
+public class Hostname extends BasicListener {
+
+    private static final Reflection.Field<LoginInboundConnection, InitialInboundConnection> delegate = new Reflection.Field<>(LoginInboundConnection.class, "delegate");
+    public static InitialInboundConnection getInitialInboundConnection(LoginInboundConnection loginInboundConnection) {
+        return delegate.get(loginInboundConnection);
+    }
+
+    private static final Reflection.Field<InitialInboundConnection, HandshakePacket> handshake = new Reflection.Field<>(InitialInboundConnection.class, "handshake");
+    public static String getExtraHandshakeData(LoginInboundConnection loginInboundConnection) {
+        HandshakePacket handshakePacket = handshake.get(getInitialInboundConnection(loginInboundConnection));
+        int i = handshakePacket.getServerAddress().indexOf('\0');
+        if(i == -1)
+            return "";
+
+        return handshakePacket.getServerAddress().substring(i);
+    }
+
+    private final Set<String> knownHostnames = new HashSet<>();
+    private final Set<String> knownExtraData = new HashSet<>();
+
+    public Hostname() {
+        knownHostnames.add("steamwar.de");
+        knownHostnames.add("78.31.71.136");
+        knownHostnames.add("memewar.de"); // Chaoscaot
+        knownHostnames.add("dampfkrieg.de"); // Chaoscaot
+        knownHostnames.add("127.0.0.1"); // Geyser
+
+        knownHostnames.add("@mat:matdoes.dev "); //https://github.com/mat-1/matscan
+        knownHostnames.add("wtf.mynx.lol"); //https://discord.com/invite/serverseeker
+        knownHostnames.add("masscan");
+        knownHostnames.add("aaa");
+
+        knownExtraData.add("");
+        knownExtraData.add("\0FML\0");
+        knownExtraData.add("\0FML2\0");
+        knownExtraData.add("\0FML3\0");
+        knownExtraData.add("\0FORGE");
+    }
+
+    @Subscribe
+    public void onHandshake(ConnectionHandshakeEvent event) {
+        String hostname = event.getConnection().getVirtualHost().orElseThrow().getHostName().toLowerCase();
+        if (!knownHostnames.contains(hostname) && !hostname.endsWith(".steamwar.de"))
+            VelocityCore.getLogger().log(Level.WARNING, () -> event.getConnection().getRemoteAddress() + " connected with unknown hostname " + hostname);
+
+        String extraData = getExtraHandshakeData((LoginInboundConnection) event.getConnection());
+        if (!knownExtraData.contains(extraData))
+            VelocityCore.getLogger().log(Level.WARNING, () -> event.getConnection().getRemoteAddress() + " connected with unknown extra data " + extraData);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/LabyMod.java

@@ -0,0 +1,87 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.listeners.PluginMessage;
+import de.steamwar.sql.Mod;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+
+import java.util.LinkedList;
+import java.util.List;
+import java.util.logging.Level;
+
+public class LabyMod {
+    // https://docs.labymod.net/pages/server/introduction/
+    // https://github.com/LabyMod/labymod-server-api
+    // https://dl.labymod.net/addons.json
+
+    private final byte[] gameInfoPacket;
+    public LabyMod() {
+        gameInfoPacket = PluginMessage.genBufPacket(buf -> {
+            ProtocolUtils.writeString(buf, "discord_rpc");
+
+            JsonObject json = new JsonObject();
+            json.addProperty("hasGame", true);
+            json.addProperty("game_mode", "steamwar.de");
+            json.addProperty("game_startTime", 0);
+            json.addProperty("game_endTime", 0);
+            ProtocolUtils.writeString(buf, json.toString());
+        });
+    }
+
+    public void handlePluginMessage(PluginMessageEvent event) {
+        Player player = (Player) event.getSource();
+        player.sendPluginMessage(event.getIdentifier(), gameInfoPacket);
+
+        ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
+        String purpose = ProtocolUtils.readString(buf);
+        if(!"INFO".equals(purpose))
+            return;
+
+        JsonObject message = JsonParser.parseString(ProtocolUtils.readString(buf)).getAsJsonObject();
+        List<Mod> mods = new LinkedList<>();
+
+        if(message.has("addons")) {
+            for(JsonElement element : message.getAsJsonArray("addons")) {
+                JsonObject addon = element.getAsJsonObject();
+                mods.add(Mod.getOrCreate(addon.get("name").getAsString(), Mod.Platform.LABYMOD));
+            }
+        }
+
+        if(message.has("mods")) {
+            VelocityCore.getLogger().log(Level.WARNING, () -> "LabyMod External Mods for debugging: " + message.getAsJsonArray("mods"));
+            //for(JsonElement element : message.getAsJsonArray("mods")) {
+            //    JsonObject addon = element.getAsJsonObject();
+            //    //TODO observe: FORGE and FABRIC mods available, do they always and with .jar? (would equal new mod platform)
+            //    //mods.add(Mod.getOrCreate(addon.get("name").getAsString().replace(".jar", ""), Mod.Platform.FORGE));
+            //}
+        }
+
+        ModUtils.handleMods(player, mods);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/Lunar.java

@@ -0,0 +1,130 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.lunarclient.apollo.ApolloManager;
+import com.lunarclient.apollo.libs.protobuf.Any;
+import com.lunarclient.apollo.libs.protobuf.InvalidProtocolBufferException;
+import com.lunarclient.apollo.libs.protobuf.Message;
+import com.lunarclient.apollo.mods.impl.*;
+import com.lunarclient.apollo.module.ApolloModuleManager;
+import com.lunarclient.apollo.module.ApolloModuleManagerImpl;
+import com.lunarclient.apollo.module.modsetting.ModSettingModule;
+import com.lunarclient.apollo.network.NetworkOptions;
+import com.lunarclient.apollo.option.Options;
+import com.lunarclient.apollo.player.AbstractApolloPlayer;
+import com.lunarclient.apollo.player.v1.ModMessage;
+import com.lunarclient.apollo.player.v1.PlayerHandshakeMessage;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.sql.Mod;
+import lombok.AllArgsConstructor;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import java.util.function.Consumer;
+import java.util.logging.Level;
+
+public class Lunar {
+    // https://lunarclient.dev/apollo/introduction
+    // https://github.com/LunarClient/Apollo
+
+    private final ApolloModuleManager manager = new ApolloModuleManagerImpl().addModule(ModSettingModule.class);
+
+    public Lunar() { //TODO seems defunct
+        Options modSettings = manager.getModule(ModSettingModule.class).getOptions();
+        modSettings.set(ModReplaymod.ENABLED, false); // TODO check if restrictions working
+        modSettings.set(ModFreelook.ENABLED, false);
+        modSettings.set(ModHypixelMod.ENABLED, false);
+        modSettings.set(ModMinimap.ENABLED, false);
+        modSettings.set(ModNametag.ENABLED, false);
+        modSettings.set(ModTeamView.ENABLED, false);
+        modSettings.set(ModTntCountdown.ENABLED, false);
+        modSettings.set(ModToggleSneak.TOGGLE_SNEAK_CONTAINER, false);
+    }
+
+    public void sendRestrictions(Player player) {
+        NetworkOptions.sendOptions(manager.getModules(), true, new SWApolloPlayer(player));
+    }
+
+    public void handlePluginMessage(PluginMessageEvent event) {
+        Player player = (Player) event.getSource();
+        Any packet;
+
+        try {
+            packet = Any.parseFrom(event.getData());
+        } catch (InvalidProtocolBufferException e) {
+            throw new SecurityException(e);
+        }
+
+        handle(PlayerHandshakeMessage.class, packet, handshake -> {
+            List<Mod> mods = new ArrayList<>();
+
+            for(ModMessage mod : handshake.getInstalledModsList()) {
+                switch(mod.getType()) {
+                    case TYPE_FABRIC_INTERNAL, TYPE_FORGE_INTERNAL:
+                        // Controlled with ModSettings
+                        break;
+                    case TYPE_FABRIC_EXTERNAL:
+                        mods.add(Mod.getOrCreate(mod.getName(), Mod.Platform.FABRIC));
+                        break;
+                    case TYPE_FORGE_EXTERNAL:
+                        mods.add(Mod.getOrCreate(mod.getName(), Mod.Platform.FORGE));
+                        break;
+                    default:
+                        VelocityCore.getLogger().log(Level.INFO, () -> player.getUsername() + " uses Lunar mod with unknown type " + mod);
+                        break;
+                }
+            }
+
+            ModUtils.handleMods(player, mods);
+        });
+    }
+
+    private <T extends Message> void handle(Class<T> type, Any packet, Consumer<T> handler) {
+        try {
+            handler.accept(packet.unpack(type));
+        } catch (InvalidProtocolBufferException ignored) { /*ignored*/ }
+    }
+
+    @AllArgsConstructor
+    private static class SWApolloPlayer extends AbstractApolloPlayer {
+
+        private final Player player;
+
+        @Override
+        public void sendPacket(Message message) {
+            sendPacket(Any.pack(message).toByteArray());
+        }
+
+        @Override
+        public void sendPacket(byte[] bytes) {
+            player.sendPluginMessage(MinecraftChannelIdentifier.from(ApolloManager.PLUGIN_MESSAGE_CHANNEL), bytes);
+        }
+
+        @Override public UUID getUniqueId() { return player.getUniqueId(); }
+        @Override public String getName() { return player.getUsername(); }
+        @Override public boolean hasPermission(String s) { return player.hasPermission(s); }
+        @Override public Object getPlayer() { return player; }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/ModUtils.java

@@ -0,0 +1,92 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.commands.PunishmentCommand;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.Mod;
+import de.steamwar.sql.Mod.ModType;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
+import lombok.Getter;
+import lombok.experimental.UtilityClass;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
+
+import java.sql.Timestamp;
+import java.time.Instant;
+import java.time.temporal.ChronoUnit;
+import java.util.*;
+import java.util.function.Consumer;
+import java.util.logging.Level;
+import java.util.stream.Collectors;
+
+@UtilityClass
+public class ModUtils {
+
+    @Getter
+    private static final Map<UUID,List<Mod>> playerModMap = new HashMap<>();
+
+    public static boolean handleMods(Player player, List<Mod> mods) {
+        return handleMods(player.getUniqueId(), Chatter.of(player).getLocale(), player::disconnect, mods);
+    }
+
+    public static boolean handleMods(UUID uuid, Locale locale, Consumer<Component> disconnect, List<Mod> mods){
+        Chatter sender = Chatter.of(uuid);
+        SteamwarUser user = sender.user();
+        playerModMap.put(uuid,new ArrayList<>(mods));
+        VelocityCore.getLogger().log(Level.INFO, "%s declares mods: %s".formatted(user.getUserName(), mods.stream().map(mod -> mod.getPlatform() + ":" + mod.getModName()).collect(Collectors.joining(" "))));
+
+        ModType max = ModType.YELLOW;
+        Iterator<Mod> it = mods.iterator();
+        while(it.hasNext()){
+            Mod mod = it.next();
+            if(mod.getModType() == ModType.UNKLASSIFIED || mod.getModType() == ModType.GREEN || (mod.getModType() == ModType.YOUTUBER_ONLY && user.hasPerm(UserPerm.RESTRICTED_MODS)))
+                it.remove();
+            else if(mod.getModType() == ModType.RED)
+                max = ModType.RED;
+        }
+
+        if(mods.isEmpty()) {
+            return true;
+        }
+
+
+        ModType finalMax = max;
+        String modList = mods.stream().filter(mod -> finalMax == ModType.YELLOW || mod.getModType() == ModType.RED).map(Mod::getModName).collect(Collectors.joining("\n"));
+        String message;
+
+        if(mods.size() == 1) {
+            message = sender.parseToLegacy(max == ModType.RED ? "MOD_RED_SING" : "MOD_YELLOW_SING", locale, modList);
+        } else {
+            message = sender.parseToLegacy(max == ModType.RED ? "MOD_RED_PLUR" : "MOD_YELLOW_PLUR", locale, modList);
+        }
+
+        if(max == ModType.RED) {
+            PunishmentCommand.ban(user, Timestamp.from(Instant.now().plus(7, ChronoUnit.DAYS)), message, SteamwarUser.get(-1), false);
+            VelocityCore.getLogger().log(Level.SEVERE, "%s %s wurde automatisch wegen der Mods %s gebannt.".formatted(user.getUserName(), user.getId(), modList));
+        }
+
+        disconnect.accept(LegacyComponentSerializer.legacySection().deserialize(message));
+        return false;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/ReplayMod.java

@@ -0,0 +1,64 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.player.ServerPostConnectEvent;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.persistent.Bauserver;
+import de.steamwar.persistent.Builderserver;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.persistent.Subserver;
+import de.steamwar.velocitycore.listeners.BasicListener;
+import de.steamwar.velocitycore.listeners.PluginMessage;
+
+import java.util.Arrays;
+
+public class ReplayMod extends BasicListener {
+    // https://gist.github.com/Johni0702/2547c463e51f65f312cb
+    // https://github.com/ReplayMod/replay-restrictions/blob/master/bungeecord/src/main/java/de/johni0702/replay/restrictions/BungeeCordPlugin.java
+    // https://github.com/ReplayMod/ReplayMod/blob/stable/src/main/java/com/replaymod/core/utils/Restrictions.java
+
+    private final byte[] restrict;
+
+    public ReplayMod() {
+        restrict = PluginMessage.genStreamPacket(out -> {
+            for(String restriction : Arrays.asList("no_xray", "no_noclip", "only_first_person", "only_recording_player")) {
+                byte[] bytes = restriction.getBytes();
+                out.writeByte(bytes.length);
+                out.write(bytes);
+                out.writeBoolean(true); // restrict
+            }
+        });
+    }
+
+    @Subscribe
+    public void onPlayerJoin(ServerPostConnectEvent event) {
+        Player player = event.getPlayer();
+        if(VelocityCore.get().getConfig().lobbyserver().getPlayersConnected().contains(player))
+            return;
+
+        Subserver subserver = Subserver.getSubserver(player.getCurrentServer().orElseThrow().getServerInfo());
+        if(subserver instanceof Builderserver || (subserver instanceof Bauserver bauserver && bauserver.getOwner().equals(player.getUniqueId())))
+            return;
+
+        PluginMessage.send(player, "Replay|Restrict", "replaymod:restrict", restrict);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/mods/Schematica.java

@@ -0,0 +1,41 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.velocitycore.mods;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import com.velocitypowered.api.proxy.messages.LegacyChannelIdentifier;
+import de.steamwar.velocitycore.listeners.BasicListener;
+
+public class Schematica extends BasicListener {
+    // https://github.com/Lunatrius/SchematicaPlugin/blob/master/src/main/java/com/github/lunatrius/schematica/plugin/SchematicaPlugin.java
+
+    private final byte[] packet = new byte[] {
+            /* ProtocolVersion? */ 0,
+            /* PERM_PRINTER */ 1,
+            /* PERM_SAVE */ 0,
+            /* PERM_LOAD */ 1
+    };
+
+    @Subscribe
+    public void onPostLogin(PostLoginEvent event) {
+        event.getPlayer().sendPluginMessage(new LegacyChannelIdentifier("schematica"), packet);
+    }
+}