Merge pull request 'Velocity core /event command' (#465) from VelocityCore/EventCommand into main

Reviewed-on: #465
Reviewed-by: YoyoNow <4+yoyonow@noreply.localhost>

.gitignore

@@ -15,6 +15,11 @@ bin/
 .vscode
 .settings
 
+# Language Server
+**/.project
+**/.factorypath
+**/.classpath
+
 # Other
 lib
 /WebsiteBackend/data

BauSystem/BauSystem_Main/build.gradle.kts

@@ -35,6 +35,7 @@ dependencies {
     compileOnly(libs.classindex)
     annotationProcessor(libs.classindex)
     compileOnly(project(":SpigotCore", "default"))
+    compileOnly(project(":KotlinCore", "default"))
 
     compileOnly(libs.axiom)
     compileOnly(libs.authlib)

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/BauSystem.java

@@ -25,6 +25,7 @@ import de.steamwar.bausystem.configplayer.ConfigConverter;
 import de.steamwar.bausystem.features.gui.BauGUI;
 import de.steamwar.bausystem.features.script.lua.SteamWarLuaPlugin;
 import de.steamwar.bausystem.features.script.lua.libs.LuaLib;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
 import de.steamwar.bausystem.features.slaves.panzern.Panzern;
 import de.steamwar.bausystem.features.slaves.panzern.PanzernAlgorithm;
 import de.steamwar.bausystem.features.tracer.TraceManager;
@@ -111,6 +112,9 @@ public class BauSystem extends JavaPlugin implements Listener {
                 if (any instanceof ConfigConverter) {
                     Config.addConfigConverter((ConfigConverter) any);
                 }
+                if (any instanceof BoundingBoxLoader) {
+                    ((BoundingBoxLoader) any).load();
+                }
             }
         };
         try {

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/killchecker/KillcheckerVisualizer.java

@@ -290,7 +290,7 @@ public class KillcheckerVisualizer {
                 }
                 rEntities.get(point).die();
             }
-            RBlockDisplay entity = new RBlockDisplay(outlinePoints.contains(point) ? outline : inner, point.toLocation(WORLD, 0.5, 0, 0.5));
+            RBlockDisplay entity = new RBlockDisplay(outlinePoints.contains(point) ? outline : inner, point.toLocation(WORLD, 0, 0, 0));
             entity.setBlock(MATERIALS[Math.min(count - 1, MATERIALS.length) - 1].createBlockData());
             rEntities.put(point, entity);
             if (outlinePoints.contains(point)) outlinePointsCache.add(point);

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/TestblockCommand.java

@@ -185,17 +185,16 @@ public class TestblockCommand extends SWCommand {
         return new TypeMapper<SchematicNode>() {
             @Override
             public List<String> tabCompletes(CommandSender commandSender, PreviousArguments previousArguments, String s) {
-                List<String> stringList = new ArrayList<>(SchematicNode.getNodeTabcomplete(SteamwarUser.get(((Player) commandSender).getUniqueId()), s));
+                List<String> stringList = new ArrayList<>();
                 stringList.addAll(SchematicNode.getNodeTabcomplete(SteamwarUser.byId(0), s));
+                stringList.addAll(SchematicNode.getNodeTabcomplete(SteamwarUser.get(((Player) commandSender).getUniqueId()), s));
                 return stringList;
             }
 
             @Override
             public SchematicNode map(CommandSender commandSender, PreviousArguments previousArguments, String s) {
-                SchematicNode node = SchematicNode.getNodeFromPath(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
-                if (node == null) {
-                    node = SchematicNode.getNodeFromPath(SteamwarUser.byId(0), s);
-                }
+                SchematicNode node = SchematicNode.getNodeFromPath(SteamwarUser.byId(0), s);
+                if (node == null) node = SchematicNode.getNodeFromPath(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
                 return node;
             }
         };

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/SimulatorCursor.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.bausystem.features.simulator;
 
+import com.destroystokyo.paper.event.server.ServerTickEndEvent;
 import de.steamwar.bausystem.BauSystem;
 import de.steamwar.bausystem.Permission;
 import de.steamwar.bausystem.SWUtils;
@@ -77,8 +78,16 @@ public class SimulatorCursor implements Listener {
         return isSimulatorItem(player.getInventory().getItemInMainHand()) || isSimulatorItem(player.getInventory().getItemInOffHand());
     }
 
+    private static Set<Player> scheduledUpdates = new HashSet<>();
+
     private static void scheduleCursorUpdate(Player player) {
-        BauSystem.runTaskLater(BauSystem.getInstance(), () -> calcCursor(player), 1);
+        scheduledUpdates.add(player);
+    }
+
+    @EventHandler
+    public void onServerTickEnd(ServerTickEndEvent event) {
+        scheduledUpdates.forEach(SimulatorCursor::calcCursor);
+        scheduledUpdates.clear();
     }
 
     @EventHandler
@@ -122,6 +131,7 @@ public class SimulatorCursor implements Listener {
     public void onPlayerQuit(PlayerQuitEvent event) {
         cursorType.remove(event.getPlayer());
         removeCursor(event.getPlayer());
+        scheduledUpdates.remove(event.getPlayer());
     }
 
     private static final Map<Player, Long> LAST_SNEAKS = new HashMap<>();

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/BlockBoundingBox.java

@@ -19,17 +19,28 @@
 
 package de.steamwar.bausystem.features.slaves.laufbau;
 
+import com.sk89q.worldedit.blocks.SkullBlock;
 import com.sk89q.worldedit.world.block.BaseBlock;
 import de.steamwar.inventory.SWItem;
 import lombok.Getter;
 import lombok.ToString;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.Bisected;
 import org.bukkit.block.data.BlockData;
+import org.bukkit.block.data.Directional;
+import org.bukkit.block.data.Waterlogged;
+import org.bukkit.block.data.type.*;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 import java.util.Random;
 import java.util.function.Consumer;
 
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
 @ToString
 @Getter
 public class BlockBoundingBox {
@@ -81,4 +92,197 @@ public class BlockBoundingBox {
     public double volume() {
         return volume;
     }
+
+    static {
+        addPixel(Material.AIR.createBlockData(), 0, 0, 0, 0, 0, 0, null);
+        // addPixel(Material.COBWEB.createBlockData(), 0, 0, 0, 0, 0, 0, createItem("LAUFBAU_BLOCK_COBWEB", Material.COBWEB));
+        addPixel(Material.END_STONE.createBlockData(), 0, 0, 0, 16, 16, 16, null);
+
+        addPixel(Material.DIRT_PATH.createBlockData(), 0, 0, 0, 16, 15, 16, createItem("LAUFBAU_BLOCK_GRASS_PATH", Material.DIRT_PATH));
+        addPixel(Material.MUD.createBlockData(), 0, 0, 0, 16, 14, 16, createItem("LAUFBAU_BLOCK_SOUL_SAND", Material.SOUL_SAND));
+
+        Cocoa cocoaNorth = (Cocoa) Material.COCOA.createBlockData();
+        cocoaNorth.setAge(2);
+        cocoaNorth.setFacing(BlockFace.NORTH);
+        addPixel(cocoaNorth, 4, 3, 1, 8, 9, 8, createItem("LAUFBAU_BLOCK_COCOA", Material.COCOA_BEANS, "LAUFBAU_FACING_NORTH"));
+
+        Cocoa cocoaSouth = (Cocoa) Material.COCOA.createBlockData();
+        cocoaSouth.setAge(2);
+        cocoaSouth.setFacing(BlockFace.SOUTH);
+        addPixel(cocoaSouth, 4, 3, 7, 8, 9, 8, createItem("LAUFBAU_BLOCK_COCOA", Material.COCOA_BEANS, "LAUFBAU_FACING_SOUTH"));
+
+        Cocoa cocoaWest = (Cocoa) Material.COCOA.createBlockData();
+        cocoaWest.setAge(2);
+        cocoaWest.setFacing(BlockFace.WEST);
+        addPixel(cocoaWest, 1, 3, 4, 8, 9, 8, createItem("LAUFBAU_BLOCK_COCOA", Material.COCOA_BEANS, "LAUFBAU_FACING_WEST"));
+
+        Cocoa cocoaEast = (Cocoa) Material.COCOA.createBlockData();
+        cocoaEast.setAge(2);
+        cocoaEast.setFacing(BlockFace.EAST);
+        addPixel(cocoaEast, 7, 3, 4, 8, 9, 8, createItem("LAUFBAU_BLOCK_COCOA", Material.COCOA_BEANS, "LAUFBAU_FACING_EAST"));
+
+        TurtleEgg singleTurtleEgg = (TurtleEgg) Material.TURTLE_EGG.createBlockData();
+        singleTurtleEgg.setEggs(1);
+        singleTurtleEgg.setHatch(0);
+        addPixel(singleTurtleEgg, 4, 0, 3, 9, 7, 9, createItem("LAUFBAU_BLOCK_TURTLE_EGG", Material.TURTLE_EGG, "LAUFBAU_COUNT_1"));
+
+        TurtleEgg doubleTurtleEgg = (TurtleEgg) Material.TURTLE_EGG.createBlockData();
+        doubleTurtleEgg.setEggs(2);
+        doubleTurtleEgg.setHatch(0);
+        addPixel(doubleTurtleEgg, 1, 0, 1, 14, 7, 14, createItem("LAUFBAU_BLOCK_TURTLE_EGG", Material.TURTLE_EGG, "LAUFBAU_COUNT_2"));
+
+        addPixel(Material.CHEST.createBlockData(), 1, 0, 1, 14, 14, 14, createItem("LAUFBAU_BLOCK_CHEST", Material.CHEST));
+
+        Snow snowLayers8 = (Snow) Material.SNOW.createBlockData();
+        snowLayers8.setLayers(8);
+        addPixel(snowLayers8, 0, 0, 0, 16, 14, 16, createItem("LAUFBAU_BLOCK_SNOW", Material.SNOW, "LAUFBAU_LAYERS_8"));
+
+        Directional headNorth = (Directional) Material.PLAYER_WALL_HEAD.createBlockData();
+        headNorth.setFacing(BlockFace.NORTH);
+        addPixel(headNorth, 4, 4, 8, 8, 8, 8, createItem("LAUFBAU_BLOCK_PLAYER_WALL_HEAD", Material.PLAYER_HEAD, "LAUFBAU_FACING_NORTH"), BlockBoundingBox::randomPlayerHead);
+
+        Directional headSouth = (Directional) Material.PLAYER_WALL_HEAD.createBlockData();
+        headSouth.setFacing(BlockFace.SOUTH);
+        addPixel(headSouth, 4, 4, 0, 8, 8, 8, createItem("LAUFBAU_BLOCK_PLAYER_WALL_HEAD", Material.PLAYER_HEAD, "LAUFBAU_FACING_SOUTH"), BlockBoundingBox::randomPlayerHead);
+
+        Directional headWest = (Directional) Material.PLAYER_WALL_HEAD.createBlockData();
+        headWest.setFacing(BlockFace.WEST);
+        addPixel(headWest, 8, 4, 4, 8, 8, 8, createItem("LAUFBAU_BLOCK_PLAYER_WALL_HEAD", Material.PLAYER_HEAD, "LAUFBAU_FACING_WEST"), BlockBoundingBox::randomPlayerHead);
+
+        Directional headEast = (Directional) Material.PLAYER_WALL_HEAD.createBlockData();
+        headEast.setFacing(BlockFace.EAST);
+        addPixel(headEast, 0, 4, 4, 8, 8, 8, createItem("LAUFBAU_BLOCK_PLAYER_WALL_HEAD", Material.PLAYER_HEAD, "LAUFBAU_FACING_EAST"), BlockBoundingBox::randomPlayerHead);
+
+        Snow snowLayers7 = (Snow) Material.SNOW.createBlockData();
+        snowLayers7.setLayers(7);
+        addPixel(snowLayers7, 0, 0, 0, 16, 12, 16, createItem("LAUFBAU_BLOCK_SNOW", Material.SNOW, "LAUFBAU_LAYERS_7"));
+
+        Snow snowLayers6 = (Snow) Material.SNOW.createBlockData();
+        snowLayers6.setLayers(6);
+        addPixel(snowLayers6, 0, 0, 0, 16, 10, 16, createItem("LAUFBAU_BLOCK_SNOW", Material.SNOW, "LAUFBAU_LAYERS_6"));
+
+        addPixel(Material.STONECUTTER.createBlockData(), 0, 0, 0, 16, 9, 16, createItem("LAUFBAU_BLOCK_STONECUTTER", Material.STONECUTTER));
+
+        addPixel(Material.PLAYER_HEAD.createBlockData(), 4, 0, 4, 8, 8, 8, createItem("LAUFBAU_BLOCK_PLAYER_HEAD", Material.PLAYER_HEAD), BlockBoundingBox::randomPlayerHead);
+
+        addPixel(Material.CAKE.createBlockData(), 1, 0, 1, 14, 8, 14, createItem("LAUFBAU_BLOCK_CAKE", Material.CAKE));
+
+        Slab bottomSlab = (Slab) Material.END_STONE_BRICK_SLAB.createBlockData();
+        bottomSlab.setType(Slab.Type.BOTTOM);
+        addPixel(bottomSlab, 0, 0, 0, 16, 8, 16, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_SLAB", Material.END_STONE_BRICK_SLAB, "LAUFBAU_TYPE_BOTTOM"));
+
+        Slab topSlab = (Slab) Material.END_STONE_BRICK_SLAB.createBlockData();
+        topSlab.setType(Slab.Type.TOP);
+        addPixel(topSlab, 0, 8, 0, 16, 8, 16, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_SLAB", Material.END_STONE_BRICK_SLAB, "LAUFBAU_TYPE_TOP"));
+
+        SeaPickle quadSeaPickle = (SeaPickle) Material.SEA_PICKLE.createBlockData();
+        quadSeaPickle.setWaterlogged(false);
+        quadSeaPickle.setPickles(4);
+        addPixel(quadSeaPickle, 2, 0, 2, 12, 7, 12, createItem("LAUFBAU_BLOCK_SEA_PICKLE", Material.SEA_PICKLE, "LAUFBAU_COUNT_4"));
+
+        Campfire campfire = (Campfire) Material.CAMPFIRE.createBlockData();
+        campfire.setSignalFire(false);
+        campfire.setLit(false);
+        addPixel(campfire, 0, 0, 0, 16, 7, 16, createItem("LAUFBAU_BLOCK_CAMPFIRE", Material.CAMPFIRE));
+
+        SeaPickle trippleSeaPickle = (SeaPickle) Material.SEA_PICKLE.createBlockData();
+        trippleSeaPickle.setWaterlogged(false);
+        trippleSeaPickle.setPickles(3);
+        addPixel(trippleSeaPickle, 2, 0, 2, 12, 6, 12, createItem("LAUFBAU_BLOCK_SEA_PICKLE", Material.SEA_PICKLE, "LAUFBAU_COUNT_3"));
+
+        SeaPickle doubleSeaPickle = (SeaPickle) Material.SEA_PICKLE.createBlockData();
+        doubleSeaPickle.setWaterlogged(false);
+        doubleSeaPickle.setPickles(2);
+        addPixel(doubleSeaPickle, 3, 0, 3, 10, 6, 10, createItem("LAUFBAU_BLOCK_SEA_PICKLE", Material.SEA_PICKLE, "LAUFBAU_COUNT_2"));
+
+        SeaPickle singleSeaPickle = (SeaPickle) Material.SEA_PICKLE.createBlockData();
+        singleSeaPickle.setWaterlogged(false);
+        singleSeaPickle.setPickles(1);
+        addPixel(singleSeaPickle, 6, 0, 6, 4, 6, 4, createItem("LAUFBAU_BLOCK_SEA_PICKLE", Material.SEA_PICKLE, "LAUFBAU_COUNT_1"));
+
+        addPixel(Material.FLOWER_POT.createBlockData(), 5, 0, 5, 6, 6, 6, createItem("LAUFBAU_BLOCK_FLOWER_POT", Material.FLOWER_POT));
+
+        Snow snowLayers3 = (Snow) Material.SNOW.createBlockData();
+        snowLayers3.setLayers(3);
+        addPixel(snowLayers3, 0, 0, 0, 16, 4, 16, createItem("LAUFBAU_BLOCK_SNOW", Material.SNOW, "LAUFBAU_LAYERS_3"));
+
+        TrapDoor bottomTrapDoor = (TrapDoor) Material.IRON_TRAPDOOR.createBlockData();
+        bottomTrapDoor.setHalf(Bisected.Half.BOTTOM);
+        addPixel(bottomTrapDoor, 0, 0, 0, 16, 3, 16, createItem("LAUFBAU_BLOCK_IRON_TRAPDOOR", Material.IRON_TRAPDOOR, "LAUFBAU_HALF_BOTTOM"));
+
+        TrapDoor topTrapDoor = (TrapDoor) Material.IRON_TRAPDOOR.createBlockData();
+        topTrapDoor.setHalf(Bisected.Half.TOP);
+        addPixel(topTrapDoor, 0, 13, 0, 16, 3, 16, createItem("LAUFBAU_BLOCK_IRON_TRAPDOOR", Material.IRON_TRAPDOOR, "LAUFBAU_HALF_TOP"));
+
+        Snow snowLayers2 = (Snow) Material.SNOW.createBlockData();
+        snowLayers2.setLayers(2);
+        addPixel(snowLayers2, 0, 0, 0, 16, 2, 16, createItem("LAUFBAU_BLOCK_SNOW", Material.SNOW, "LAUFBAU_LAYERS_2"));
+
+        addPixel(Material.LILY_PAD.createBlockData(), 1, 0, 1, 14, 1.5, 14, createItem("LAUFBAU_BLOCK_LILY_PAD", Material.LILY_PAD));
+        addPixel(Material.WHITE_CARPET.createBlockData(), 0, 0, 0, 16, 1, 16, createItem("LAUFBAU_BLOCK_WHITE_CARPET", Material.WHITE_CARPET));
+
+        Directional endRodBottomTop = (Directional) Material.END_ROD.createBlockData();
+        endRodBottomTop.setFacing(BlockFace.UP);
+        addPixel(endRodBottomTop, 6, 0, 6, 4, 16, 4, createItem("LAUFBAU_BLOCK_END_ROD", Material.END_ROD, "LAUFBAU_FACING_UP", "LAUFBAU_FACING_DOWN"));
+
+        Directional endRodNorthSouth = (Directional) Material.END_ROD.createBlockData();
+        endRodNorthSouth.setFacing(BlockFace.NORTH);
+        addPixel(endRodNorthSouth, 6, 6, 0, 4, 4, 16, createItem("LAUFBAU_BLOCK_END_ROD", Material.END_ROD, "LAUFBAU_FACING_NORTH", "LAUFBAU_FACING_SOUTH"));
+
+        Directional endRodEastWest = (Directional) Material.END_ROD.createBlockData();
+        endRodEastWest.setFacing(BlockFace.EAST);
+        addPixel(endRodEastWest, 0, 6, 6, 16, 4, 4, createItem("LAUFBAU_BLOCK_END_ROD", Material.END_ROD, "LAUFBAU_FACING_EAST", "LAUFBAU_FACING_WEST"));
+
+        Directional lightningRodBottomTop = (Directional) Material.LIGHTNING_ROD.createBlockData();
+        lightningRodBottomTop.setFacing(BlockFace.UP);
+        addPixel(lightningRodBottomTop, 6, 0, 6, 4, 16, 4, createItem("LAUFBAU_BLOCK_LIGHTNING_ROD", Material.LIGHTNING_ROD, "LAUFBAU_FACING_UP", "LAUFBAU_FACING_DOWN"));
+
+        Directional lightningRodNorthSouth = (Directional) Material.LIGHTNING_ROD.createBlockData();
+        lightningRodNorthSouth.setFacing(BlockFace.NORTH);
+        addPixel(lightningRodNorthSouth, 6, 6, 0, 4, 4, 16, createItem("LAUFBAU_BLOCK_LIGHTNING_ROD", Material.LIGHTNING_ROD, "LAUFBAU_FACING_NORTH", "LAUFBAU_FACING_SOUTH"));
+
+        Directional lightningRodEastWest = (Directional) Material.LIGHTNING_ROD.createBlockData();
+        lightningRodEastWest.setFacing(BlockFace.EAST);
+        addPixel(lightningRodEastWest, 0, 6, 6, 16, 4, 4, createItem("LAUFBAU_BLOCK_LIGHTNING_ROD", Material.LIGHTNING_ROD, "LAUFBAU_FACING_EAST", "LAUFBAU_FACING_WEST"));
+
+        Waterlogged conduit = (Waterlogged) Material.CONDUIT.createBlockData();
+        conduit.setWaterlogged(false);
+        addPixel(conduit, 5, 5, 5, 6, 6, 6, createItem("LAUFBAU_BLOCK_CONDUIT", Material.CONDUIT));
+
+        TrapDoor northTrapDoor = (TrapDoor) Material.IRON_TRAPDOOR.createBlockData();
+        northTrapDoor.setFacing(BlockFace.NORTH);
+        northTrapDoor.setOpen(true);
+        addPixel(northTrapDoor, 0, 0, 13, 16, 16, 3, createItem("LAUFBAU_BLOCK_IRON_TRAPDOOR", Material.IRON_TRAPDOOR, "LAUFBAU_FACING_NORTH", "LAUFBAU_OPEN"));
+
+        TrapDoor southTrapDoor = (TrapDoor) Material.IRON_TRAPDOOR.createBlockData();
+        southTrapDoor.setFacing(BlockFace.SOUTH);
+        southTrapDoor.setOpen(true);
+        addPixel(southTrapDoor, 0, 0, 0, 16, 16, 3, createItem("LAUFBAU_BLOCK_IRON_TRAPDOOR", Material.IRON_TRAPDOOR, "LAUFBAU_FACING_SOUTH", "LAUFBAU_OPEN"));
+
+        TrapDoor westTrapDoor = (TrapDoor) Material.IRON_TRAPDOOR.createBlockData();
+        westTrapDoor.setFacing(BlockFace.WEST);
+        westTrapDoor.setOpen(true);
+        addPixel(westTrapDoor, 13, 0, 0, 3, 16, 16, createItem("LAUFBAU_BLOCK_IRON_TRAPDOOR", Material.IRON_TRAPDOOR, "LAUFBAU_FACING_WEST", "LAUFBAU_OPEN"));
+
+        TrapDoor eastTrapDoor = (TrapDoor) Material.IRON_TRAPDOOR.createBlockData();
+        eastTrapDoor.setFacing(BlockFace.EAST);
+        eastTrapDoor.setOpen(true);
+        addPixel(eastTrapDoor, 0, 0, 0, 3, 16, 16, createItem("LAUFBAU_BLOCK_IRON_TRAPDOOR", Material.IRON_TRAPDOOR, "LAUFBAU_FACING_EAST", "LAUFBAU_OPEN"));
+    }
+
+    private static void addPixel(BlockData blockData, double xPixel, double yPixel, double zPixel, double dxPixel, double dyPixel, double dzPixel, SWItem swItem) {
+        new BlockBoundingBox(blockData, Arrays.asList(pixelCuboid(xPixel, yPixel, zPixel, dxPixel, dyPixel, dzPixel)), swItem);
+    }
+
+    private static void addPixel(BlockData blockData, double xPixel, double yPixel, double zPixel, double dxPixel, double dyPixel, double dzPixel, SWItem swItem, Consumer<BaseBlock> blockConsumer) {
+        new BlockBoundingBox(blockData, Arrays.asList(pixelCuboid(xPixel, yPixel, zPixel, dxPixel, dyPixel, dzPixel)), swItem, blockConsumer);
+    }
+
+    @SuppressWarnings("deprecation")
+    private static void randomPlayerHead(BaseBlock block) {
+        if (block instanceof SkullBlock) {
+            SkullBlock skullBlock = (SkullBlock) block;
+            skullBlock.setOwner(randomPlayerHead.get(random.nextInt(randomPlayerHead.size())).toString());
+        }
+    }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/BoundingBoxLoader.java

@@ -0,0 +1,25 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau;
+
+public interface BoundingBoxLoader {
+
+    void load();
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/Cuboid.java

@@ -22,7 +22,6 @@ package de.steamwar.bausystem.features.slaves.laufbau;
 import de.steamwar.bausystem.region.Point;
 import lombok.AllArgsConstructor;
 import lombok.Data;
-import org.bukkit.util.BoundingBox;
 
 @Data
 @AllArgsConstructor
@@ -34,15 +33,6 @@ public class Cuboid {
     private double dy;
     private double dz;
 
-    public Cuboid(BoundingBox boundingBox) {
-        this.x = boundingBox.getMinX();
-        this.y = boundingBox.getMinY();
-        this.z = boundingBox.getMinZ();
-        this.dx = boundingBox.getWidthX();
-        this.dy = boundingBox.getHeight();
-        this.dz = boundingBox.getWidthZ();
-    }
-
     public boolean intersects(Cuboid cuboid) {
         double minx = x - cuboid.dx;
         double miny = y - cuboid.dy;

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/LaufbauCommand.java

@@ -24,52 +24,15 @@ import de.steamwar.bausystem.SWUtils;
 import de.steamwar.bausystem.shared.Pair;
 import de.steamwar.bausystem.utils.WorldEditUtils;
 import de.steamwar.command.SWCommand;
-import de.steamwar.inventory.SWItem;
 import de.steamwar.linkage.Linked;
-import net.minecraft.core.BlockPos;
-import net.minecraft.world.level.EmptyBlockGetter;
-import net.minecraft.world.level.block.Block;
-import net.minecraft.world.phys.shapes.CollisionContext;
 import org.bukkit.Bukkit;
 import org.bukkit.Location;
-import org.bukkit.Material;
-import org.bukkit.Registry;
-import org.bukkit.craftbukkit.block.CraftBlockType;
-import org.bukkit.craftbukkit.block.data.CraftBlockData;
-import org.bukkit.craftbukkit.util.CraftVoxelShape;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitRunnable;
-import org.bukkit.util.VoxelShape;
-
-import java.util.concurrent.atomic.AtomicLong;
-import java.util.concurrent.atomic.AtomicReference;
-import java.util.stream.Collectors;
 
 @Linked
 public class LaufbauCommand extends SWCommand {
 
-    static {
-        AtomicLong counter = new AtomicLong();
-        AtomicReference<VoxelShape> shape = new AtomicReference<>();
-        long time = System.currentTimeMillis();
-        Registry.BLOCK.forEach(blockType -> {
-            Block block = CraftBlockType.bukkitToMinecraftNew(blockType);
-            block.getStateDefinition().getPossibleStates().forEach(blockState -> {
-                VoxelShape voxelShape = new CraftVoxelShape(blockState.getCollisionShape(EmptyBlockGetter.INSTANCE, BlockPos.ZERO, CollisionContext.empty()));
-                shape.set(voxelShape);
-                Material material = blockType.asMaterial();
-                if (!material.isItem()) return;
-                new BlockBoundingBox(
-                        CraftBlockData.createData(blockState),
-                        voxelShape.getBoundingBoxes().stream().map(Cuboid::new).collect(Collectors.toList()),
-                        new SWItem(material, "Item")
-                );
-                counter.incrementAndGet();
-            });
-        });
-        System.out.println(System.currentTimeMillis() - time + "ms " + shape.get() + " " + counter.get());
-    }
-
     public LaufbauCommand() {
         super("laufbau", "laufsklave");
     }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/AmethystBoundingBox.java

@@ -0,0 +1,261 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.type.AmethystCluster;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class AmethystBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        floorSmallAmethystBud();
+        ceilingSmallAmethystBud();
+        northSmallAmethystBud();
+        southSmallAmethystBud();
+        eastSmallAmethystBud();
+        westSmallAmethystBud();
+
+        floorMediumAmethystBud();
+        ceilingMediumAmethystBud();
+        northMediumAmethystBud();
+        southMediumAmethystBud();
+        eastMediumAmethystBud();
+        westMediumAmethystBud();
+
+        floorLargeAmethystBud();
+        ceilingLargeAmethystBud();
+        northLargeAmethystBud();
+        southLargeAmethystBud();
+        eastLargeAmethystBud();
+        westLargeAmethystBud();
+
+        floorAmethystCluster();
+        ceilingAmethystCluster();
+        northAmethystCluster();
+        southAmethystCluster();
+        eastAmethystCluster();
+        westAmethystCluster();
+    }
+
+    private void floorSmallAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.SMALL_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.UP);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 0, 4, 8, 3, 8));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_SMALL_AMETHYST_BUD", Material.SMALL_AMETHYST_BUD, "LAUFBAU_FACING_UP"));
+    }
+
+    private void ceilingSmallAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.SMALL_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.DOWN);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 13, 4, 8, 3, 8));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_SMALL_AMETHYST_BUD", Material.SMALL_AMETHYST_BUD, "LAUFBAU_FACING_DOWN"));
+    }
+
+    private void northSmallAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.SMALL_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 13, 8, 8, 3));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_SMALL_AMETHYST_BUD", Material.SMALL_AMETHYST_BUD, "LAUFBAU_FACING_NORTH"));
+    }
+
+    private void southSmallAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.SMALL_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 0, 8, 8, 3));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_SMALL_AMETHYST_BUD", Material.SMALL_AMETHYST_BUD, "LAUFBAU_FACING_SOUTH"));
+    }
+
+    private void eastSmallAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.SMALL_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 4, 4, 3, 8, 8));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_SMALL_AMETHYST_BUD", Material.SMALL_AMETHYST_BUD, "LAUFBAU_FACING_EAST"));
+    }
+
+    private void westSmallAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.SMALL_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(13, 4, 4, 3, 8, 8));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_SMALL_AMETHYST_BUD", Material.SMALL_AMETHYST_BUD, "LAUFBAU_FACING_WEST"));
+    }
+
+    private void floorMediumAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.MEDIUM_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.UP);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 0, 3, 10, 4, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_MEDIUM_AMETHYST_BUD", Material.MEDIUM_AMETHYST_BUD, "LAUFBAU_FACING_UP"));
+    }
+
+    private void ceilingMediumAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.MEDIUM_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.DOWN);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 12, 3, 10, 4, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_MEDIUM_AMETHYST_BUD", Material.MEDIUM_AMETHYST_BUD, "LAUFBAU_FACING_DOWN"));
+    }
+
+    private void northMediumAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.MEDIUM_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 3, 12, 10, 10, 4));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_MEDIUM_AMETHYST_BUD", Material.MEDIUM_AMETHYST_BUD, "LAUFBAU_FACING_NORTH"));
+    }
+
+    private void southMediumAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.MEDIUM_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 3, 0, 10, 10, 4));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_MEDIUM_AMETHYST_BUD", Material.MEDIUM_AMETHYST_BUD, "LAUFBAU_FACING_SOUTH"));
+    }
+
+    private void eastMediumAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.MEDIUM_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 3, 3, 4, 10, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_MEDIUM_AMETHYST_BUD", Material.MEDIUM_AMETHYST_BUD, "LAUFBAU_FACING_EAST"));
+    }
+
+    private void westMediumAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.MEDIUM_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(12, 3, 3, 4, 10, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_MEDIUM_AMETHYST_BUD", Material.MEDIUM_AMETHYST_BUD, "LAUFBAU_FACING_WEST"));
+    }
+
+    private void floorLargeAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.LARGE_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.UP);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 0, 3, 10, 5, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_LARGE_AMETHYST_BUD", Material.LARGE_AMETHYST_BUD, "LAUFBAU_FACING_UP"));
+    }
+
+    private void ceilingLargeAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.LARGE_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.DOWN);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 11, 3, 10, 5, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_LARGE_AMETHYST_BUD", Material.LARGE_AMETHYST_BUD, "LAUFBAU_FACING_DOWN"));
+    }
+
+    private void northLargeAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.LARGE_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 3, 11, 10, 10, 5));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_LARGE_AMETHYST_BUD", Material.LARGE_AMETHYST_BUD, "LAUFBAU_FACING_NORTH"));
+    }
+
+    private void southLargeAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.LARGE_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 3, 0, 10, 10, 5));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_LARGE_AMETHYST_BUD", Material.LARGE_AMETHYST_BUD, "LAUFBAU_FACING_SOUTH"));
+    }
+
+    private void eastLargeAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.LARGE_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 3, 3, 5, 10, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_LARGE_AMETHYST_BUD", Material.LARGE_AMETHYST_BUD, "LAUFBAU_FACING_EAST"));
+    }
+
+    private void westLargeAmethystBud() {
+        AmethystCluster cluster = (AmethystCluster) Material.LARGE_AMETHYST_BUD.createBlockData();
+        cluster.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(11, 3, 3, 5, 10, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_LARGE_AMETHYST_BUD", Material.LARGE_AMETHYST_BUD, "LAUFBAU_FACING_WEST"));
+    }
+
+    private void floorAmethystCluster() {
+        AmethystCluster cluster = (AmethystCluster) Material.AMETHYST_CLUSTER.createBlockData();
+        cluster.setFacing(BlockFace.UP);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 0, 3, 10, 7, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_AMETHYST_CLUSTER", Material.AMETHYST_CLUSTER, "LAUFBAU_FACING_UP"));
+    }
+
+    private void ceilingAmethystCluster() {
+        AmethystCluster cluster = (AmethystCluster) Material.AMETHYST_CLUSTER.createBlockData();
+        cluster.setFacing(BlockFace.DOWN);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 9, 3, 10, 7, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_AMETHYST_CLUSTER", Material.AMETHYST_CLUSTER, "LAUFBAU_FACING_DOWN"));
+    }
+
+    private void northAmethystCluster() {
+        AmethystCluster cluster = (AmethystCluster) Material.AMETHYST_CLUSTER.createBlockData();
+        cluster.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 3, 9, 10, 10, 7));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_AMETHYST_CLUSTER", Material.AMETHYST_CLUSTER, "LAUFBAU_FACING_NORTH"));
+    }
+
+    private void southAmethystCluster() {
+        AmethystCluster cluster = (AmethystCluster) Material.AMETHYST_CLUSTER.createBlockData();
+        cluster.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(3, 3, 0, 10, 10, 7));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_AMETHYST_CLUSTER", Material.AMETHYST_CLUSTER, "LAUFBAU_FACING_SOUTH"));
+    }
+
+    private void eastAmethystCluster() {
+        AmethystCluster cluster = (AmethystCluster) Material.AMETHYST_CLUSTER.createBlockData();
+        cluster.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 3, 3, 7, 10, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_AMETHYST_CLUSTER", Material.AMETHYST_CLUSTER, "LAUFBAU_FACING_EAST"));
+    }
+
+    private void westAmethystCluster() {
+        AmethystCluster cluster = (AmethystCluster) Material.AMETHYST_CLUSTER.createBlockData();
+        cluster.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(9, 3, 3, 7, 10, 10));
+        new BlockBoundingBox(cluster, cuboidList, createItem("LAUFBAU_BLOCK_AMETHYST_CLUSTER", Material.AMETHYST_CLUSTER, "LAUFBAU_FACING_WEST"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/AzaleaBoundingBox.java

@@ -0,0 +1,46 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.data.BlockData;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class AzaleaBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        BlockData blockData = Material.FLOWERING_AZALEA.createBlockData();
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(6, 0, 6, 4, 8, 4));
+        new BlockBoundingBox(blockData, cuboidList, createItem("LAUFBAU_BLOCK_AZALEA", Material.FLOWERING_AZALEA));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/BellBoundingBox.java

@@ -0,0 +1,149 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.type.Bell;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class BellBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        ceilingBell();
+
+        floorNorthBell();
+        floorEastBell();
+
+        doubleWallNorthBell();
+        doubleWallEastBell();
+
+        singleWallNorthBell();
+        singleWallSouthBell();
+        singleWallEastBell();
+        singleWallWestBell();
+    }
+
+    public void ceilingBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.CEILING);
+        bell.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 2, 8));
+        cuboidList.add(pixelCuboid(5, 6, 5, 6, 8, 6));
+        cuboidList.add(pixelCuboid(7, 13, 7, 2, 3, 2));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_CEILING"));
+    }
+
+    public void floorNorthBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.FLOOR);
+        bell.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 4, 16, 16, 8));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_FLOOR", "LAUFBAU_FACING_NORTH", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void floorEastBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.FLOOR);
+        bell.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 0, 0, 8, 16, 16));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_FLOOR", "LAUFBAU_FACING_EAST", "LAUFBAU_FACING_WEST"));
+    }
+
+    public void doubleWallNorthBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.DOUBLE_WALL);
+        bell.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 2, 8));
+        cuboidList.add(pixelCuboid(5, 6, 5, 6, 8, 6));
+        cuboidList.add(pixelCuboid(7, 13, 0, 2, 2, 16));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_DOUBLE_WALL", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void doubleWallEastBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.DOUBLE_WALL);
+        bell.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 2, 8));
+        cuboidList.add(pixelCuboid(5, 6, 5, 6, 8, 6));
+        cuboidList.add(pixelCuboid(0, 13, 7, 16, 2, 2));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_DOUBLE_WALL", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void singleWallNorthBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.SINGLE_WALL);
+        bell.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 2, 8));
+        cuboidList.add(pixelCuboid(5, 6, 5, 6, 8, 6));
+        cuboidList.add(pixelCuboid(7, 13, 0, 2, 2, 13));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_SINGLE_WALL", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void singleWallSouthBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.SINGLE_WALL);
+        bell.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 2, 8));
+        cuboidList.add(pixelCuboid(5, 6, 5, 6, 8, 6));
+        cuboidList.add(pixelCuboid(7, 13, 3, 2, 2, 13));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_SINGLE_WALL", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void singleWallEastBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.SINGLE_WALL);
+        bell.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 2, 8));
+        cuboidList.add(pixelCuboid(5, 6, 5, 6, 8, 6));
+        cuboidList.add(pixelCuboid(3, 13, 7, 13, 2, 2));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_SINGLE_WALL", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void singleWallWestBell() {
+        Bell bell = (Bell) Material.BELL.createBlockData();
+        bell.setAttachment(Bell.Attachment.SINGLE_WALL);
+        bell.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 2, 8));
+        cuboidList.add(pixelCuboid(5, 6, 5, 6, 8, 6));
+        cuboidList.add(pixelCuboid(0, 13, 7, 13, 2, 2));
+        new BlockBoundingBox(bell, cuboidList, createItem("LAUFBAU_BLOCK_BELL", Material.BELL, "LAUFBAU_ATTACHMENT_SINGLE_WALL", "LAUFBAU_FACING_WEST"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/BrewingStandBoundingBox.java

@@ -0,0 +1,46 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.data.type.BrewingStand;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class BrewingStandBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        BrewingStand brewingStand = (BrewingStand) Material.BREWING_STAND.createBlockData();
+        List<Cuboid> cuboids = new ArrayList<>();
+        cuboids.add(pixelCuboid(1, 0, 1, 14, 2, 14));
+        cuboids.add(pixelCuboid(7, 2, 7, 2, 12, 2));
+        new BlockBoundingBox(brewingStand, cuboids, createItem("LAUFBAU_BLOCK_BREWING_STAND", Material.BREWING_STAND));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/CandleBoundingBox.java

@@ -0,0 +1,62 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.data.Lightable;
+import org.bukkit.block.data.type.Candle;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class CandleBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        caked();
+
+        single();
+    }
+
+    private void caked() {
+        Lightable candleCake = (Lightable) Material.CYAN_CANDLE_CAKE.createBlockData();
+        candleCake.setLit(true);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(7, 8, 7, 2, 6, 2));
+        new BlockBoundingBox(candleCake, cuboidList, createItem("LAUFBAU_BLOCK_CANDLE_CAKE", Material.CAKE));
+    }
+
+    private void single() {
+        Candle candle = (Candle) Material.CYAN_CANDLE.createBlockData();
+        candle.setCandles(1);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(7, 0, 7, 2, 6, 2));
+        new BlockBoundingBox(candle, cuboidList, createItem("LAUFBAU_BLOCK_CANDLE", Material.CYAN_CANDLE, "LAUFBAU_COUNT_1"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/ChainBoundingBox.java

@@ -0,0 +1,69 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Axis;
+import org.bukkit.Material;
+import org.bukkit.block.data.Orientable;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class ChainBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        bottomTopChain();
+        northSouthChain();
+        eastWestChain();
+    }
+
+    private void bottomTopChain() {
+        Orientable chainBottomTop = (Orientable) Material.CHAIN.createBlockData();
+        chainBottomTop.setAxis(Axis.Y);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(6.5, 0, 6.5, 3, 16, 3));
+        new BlockBoundingBox(chainBottomTop, cuboidList, createItem("LAUFBAU_BLOCK_CHAIN", Material.CHAIN, "LAUFBAU_FACING_UP", "LAUFBAU_FACING_DOWN"));
+    }
+
+    private void northSouthChain() {
+        Orientable chainBottomTop = (Orientable) Material.CHAIN.createBlockData();
+        chainBottomTop.setAxis(Axis.Z);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(6.5, 6.5, 0, 3, 3, 16));
+        new BlockBoundingBox(chainBottomTop, cuboidList, createItem("LAUFBAU_BLOCK_CHAIN", Material.CHAIN, "LAUFBAU_FACING_NORTH", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    private void eastWestChain() {
+        Orientable chainBottomTop = (Orientable) Material.CHAIN.createBlockData();
+        chainBottomTop.setAxis(Axis.X);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 6.5, 6.5, 16, 3, 3));
+        new BlockBoundingBox(chainBottomTop, cuboidList, createItem("LAUFBAU_BLOCK_CHAIN", Material.CHAIN, "LAUFBAU_FACING_EAST", "LAUFBAU_FACING_WEST"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/ChorusPlantBoundingBox.java

@@ -0,0 +1,89 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.MultipleFacing;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class ChorusPlantBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        for (int nx = 0; nx < 2; nx++) {
+            for (int ny = 0; ny < 2; ny++) {
+                for (int nz = 0; nz < 2; nz++) {
+                    for (int px = 0; px < 2; px++) {
+                        for (int py = 0; py < 2; py++) {
+                            for (int pz = 0; pz < 2; pz++) {
+                                MultipleFacing chorusPlant = (MultipleFacing) Material.CHORUS_PLANT.createBlockData();
+                                List<String> lore = new ArrayList<>();
+                                List<Cuboid> cuboidList = new ArrayList<>();
+                                cuboidList.add(pixelCuboid(3, 3, 3, 10, 10, 10));
+                                if (nx == 1) {
+                                    lore.add("LAUFBAU_CONNECTION_WEST");
+                                    chorusPlant.setFace(BlockFace.WEST, true);
+                                    cuboidList.add(pixelCuboid(0, 3, 3, 3, 10, 10));
+                                }
+                                if (ny == 1) {
+                                    lore.add("LAUFBAU_CONNECTION_DOWN");
+                                    chorusPlant.setFace(BlockFace.DOWN, true);
+                                    cuboidList.add(pixelCuboid(3, 0, 3, 10, 3, 10));
+                                }
+                                if (nz == 1) {
+                                    lore.add("LAUFBAU_CONNECTION_NORTH");
+                                    chorusPlant.setFace(BlockFace.NORTH, true);
+                                    cuboidList.add(pixelCuboid(3, 3, 0, 10, 10, 3));
+                                }
+                                if (px == 1) {
+                                    lore.add("LAUFBAU_CONNECTION_EAST");
+                                    chorusPlant.setFace(BlockFace.EAST, true);
+                                    cuboidList.add(pixelCuboid(13, 3, 3, 3, 10, 10));
+                                }
+                                if (py == 1) {
+                                    lore.add("LAUFBAU_CONNECTION_UP");
+                                    chorusPlant.setFace(BlockFace.UP, true);
+                                    cuboidList.add(pixelCuboid(3, 13, 3, 10, 3, 10));
+                                }
+                                if (pz == 1) {
+                                    lore.add("LAUFBAU_CONNECTION_SOUTH");
+                                    chorusPlant.setFace(BlockFace.SOUTH, true);
+                                    cuboidList.add(pixelCuboid(3, 3, 13, 10, 10, 3));
+                                }
+                                new BlockBoundingBox(chorusPlant, cuboidList, createItem("LAUFBAU_BLOCK_CHORUS_PLANT", Material.CHORUS_PLANT, lore.toArray(new String[0])));
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/DragonEggBoundingBox.java

@@ -0,0 +1,45 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.data.BlockData;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class DragonEggBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        BlockData blockData = Material.DRAGON_EGG.createBlockData();
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(1, 0, 1, 14, 16, 14));
+        new BlockBoundingBox(blockData, cuboidList, createItem("LAUFBAU_BLOCK_DRAGON_EGG", Material.DRAGON_EGG));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/DripLeafBoundingBox.java

@@ -0,0 +1,59 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.data.type.BigDripleaf;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class DripLeafBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        tiltNone();
+        tiltPartial();
+    }
+
+    private void tiltNone() {
+        BigDripleaf bigDripleaf = (BigDripleaf) Material.BIG_DRIPLEAF.createBlockData();
+        bigDripleaf.setTilt(BigDripleaf.Tilt.NONE);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 11, 0, 16, 4, 16));
+        new BlockBoundingBox(bigDripleaf, cuboidList, createItem("LAUFBAU_BLOCK_BIG_DRIP_LEAF", Material.BIG_DRIPLEAF, "LAUFBAU_TILT_NONE"));
+    }
+
+    private void tiltPartial() {
+        BigDripleaf bigDripleaf = (BigDripleaf) Material.BIG_DRIPLEAF.createBlockData();
+        bigDripleaf.setTilt(BigDripleaf.Tilt.PARTIAL);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 11, 0, 16, 2, 16));
+        new BlockBoundingBox(bigDripleaf, cuboidList, createItem("LAUFBAU_BLOCK_BIG_DRIP_LEAF", Material.BIG_DRIPLEAF, "LAUFBAU_TILT_PARTIAL"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/FencesBoundingBox.java

@@ -0,0 +1,75 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.type.Fence;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class FencesBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        for (int nx = 0; nx < 2; nx++) {
+            for (int nz = 0; nz < 2; nz++) {
+                for (int px = 0; px < 2; px++) {
+                    for (int pz = 0; pz < 2; pz++) {
+                        Fence fence = (Fence) Material.NETHER_BRICK_FENCE.createBlockData();
+                        List<String> lore = new ArrayList<>();
+                        List<Cuboid> cuboidList = new ArrayList<>();
+                        cuboidList.add(pixelCuboid(6, 0, 6, 4, 24, 4));
+                        if (nz == 1) {
+                            lore.add("LAUFBAU_CONNECTION_NORTH");
+                            fence.setFace(BlockFace.NORTH, true);
+                            cuboidList.add(pixelCuboid(6, 0, 0, 4, 24, 6));
+                        }
+                        if (pz == 1) {
+                            lore.add("LAUFBAU_CONNECTION_SOUTH");
+                            fence.setFace(BlockFace.SOUTH, true);
+                            cuboidList.add(pixelCuboid(6, 0, 10, 4, 24, 6));
+                        }
+                        if (nx == 1) {
+                            lore.add("LAUFBAU_CONNECTION_WEST");
+                            fence.setFace(BlockFace.WEST, true);
+                            cuboidList.add(pixelCuboid(0, 0, 6, 6, 24, 4));
+                        }
+                        if (px == 1) {
+                            lore.add("LAUFBAU_CONNECTION_EAST");
+                            fence.setFace(BlockFace.EAST, true);
+                            cuboidList.add(pixelCuboid(10, 0, 6, 6, 24, 4));
+                        }
+                        new BlockBoundingBox(fence, cuboidList, createItem("LAUFBAU_BLOCK_NETHER_BRICK_FENCE", Material.NETHER_BRICK_FENCE, lore.toArray(new String[0])));
+                    }
+                }
+            }
+        }
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/GrindstoneBoundingBox.java

@@ -0,0 +1,157 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.FaceAttachable;
+import org.bukkit.block.data.type.Grindstone;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class GrindstoneBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        floorNorthGrindstone();
+        floorEastGrindstone();
+
+        ceilingNorthGrindstone();
+        ceilingEastGrindstone();
+
+        wallNorthGrindstone();
+        wallSouthGrindstone();
+        wallEastGrindstone();
+        wallWestGrindstone();
+    }
+
+    public void floorNorthGrindstone() {
+        Grindstone grindstone = (Grindstone) Material.GRINDSTONE.createBlockData();
+        grindstone.setAttachedFace(FaceAttachable.AttachedFace.FLOOR);
+        grindstone.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 4, 2, 8, 12, 12));
+        cuboidList.add(pixelCuboid(2, 0, 6, 2, 7, 4));
+        cuboidList.add(pixelCuboid(12, 0, 6, 2, 7, 4));
+        cuboidList.add(pixelCuboid(2, 7, 5, 2, 6, 6));
+        cuboidList.add(pixelCuboid(12, 7, 5, 2, 6, 6));
+        new BlockBoundingBox(grindstone, cuboidList, createItem("LAUFBAU_BLOCK_GRINDSTONE", Material.GRINDSTONE, "LAUFBAU_ATTACHMENT_FLOOR", "LAUFBAU_FACING_NORTH", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void floorEastGrindstone() {
+        Grindstone grindstone = (Grindstone) Material.GRINDSTONE.createBlockData();
+        grindstone.setAttachedFace(FaceAttachable.AttachedFace.FLOOR);
+        grindstone.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(2, 4, 4, 12, 12, 8));
+        cuboidList.add(pixelCuboid(6, 0, 2, 4, 7, 2));
+        cuboidList.add(pixelCuboid(6, 0, 12, 4, 7, 2));
+        cuboidList.add(pixelCuboid(5, 7, 2, 6, 6, 2));
+        cuboidList.add(pixelCuboid(5, 7, 12, 6, 6, 2));
+        new BlockBoundingBox(grindstone, cuboidList, createItem("LAUFBAU_BLOCK_GRINDSTONE", Material.GRINDSTONE, "LAUFBAU_ATTACHMENT_FLOOR", "LAUFBAU_FACING_EAST", "LAUFBAU_FACING_WEST"));
+    }
+
+    public void ceilingNorthGrindstone() {
+        Grindstone grindstone = (Grindstone) Material.GRINDSTONE.createBlockData();
+        grindstone.setAttachedFace(FaceAttachable.AttachedFace.CEILING);
+        grindstone.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 0, 2, 8, 12, 12));
+        cuboidList.add(pixelCuboid(2, 9, 6, 2, 7, 4));
+        cuboidList.add(pixelCuboid(12, 9, 6, 2, 7, 4));
+        cuboidList.add(pixelCuboid(2, 3, 5, 2, 6, 6));
+        cuboidList.add(pixelCuboid(12, 3, 5, 2, 6, 6));
+        new BlockBoundingBox(grindstone, cuboidList, createItem("LAUFBAU_BLOCK_GRINDSTONE", Material.GRINDSTONE, "LAUFBAU_ATTACHMENT_CEILING", "LAUFBAU_FACING_NORTH", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void ceilingEastGrindstone() {
+        Grindstone grindstone = (Grindstone) Material.GRINDSTONE.createBlockData();
+        grindstone.setAttachedFace(FaceAttachable.AttachedFace.CEILING);
+        grindstone.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(2, 0, 4, 12, 12, 8));
+        cuboidList.add(pixelCuboid(6, 9, 2, 4, 7, 2));
+        cuboidList.add(pixelCuboid(6, 9, 12, 4, 7, 2));
+        cuboidList.add(pixelCuboid(5, 3, 2, 6, 6, 2));
+        cuboidList.add(pixelCuboid(5, 3, 12, 6, 6, 2));
+        new BlockBoundingBox(grindstone, cuboidList, createItem("LAUFBAU_BLOCK_GRINDSTONE", Material.GRINDSTONE, "LAUFBAU_ATTACHMENT_CEILING", "LAUFBAU_FACING_EAST", "LAUFBAU_FACING_WEST"));
+    }
+
+    public void wallNorthGrindstone() {
+        Grindstone grindstone = (Grindstone) Material.GRINDSTONE.createBlockData();
+        grindstone.setAttachedFace(FaceAttachable.AttachedFace.WALL);
+        grindstone.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 2, 0, 8, 12, 12));
+        cuboidList.add(pixelCuboid(2, 6, 9, 2, 4, 7));
+        cuboidList.add(pixelCuboid(12, 6, 9, 2, 4, 7));
+        cuboidList.add(pixelCuboid(2, 5, 3, 2, 6, 6));
+        cuboidList.add(pixelCuboid(12, 5, 3, 2, 6, 6));
+        new BlockBoundingBox(grindstone, cuboidList, createItem("LAUFBAU_BLOCK_GRINDSTONE", Material.GRINDSTONE, "LAUFBAU_ATTACHMENT_WALL", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void wallSouthGrindstone() {
+        Grindstone grindstone = (Grindstone) Material.GRINDSTONE.createBlockData();
+        grindstone.setAttachedFace(FaceAttachable.AttachedFace.WALL);
+        grindstone.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 2, 4, 8, 12, 12));
+        cuboidList.add(pixelCuboid(2, 6, 0, 2, 4, 7));
+        cuboidList.add(pixelCuboid(12, 6, 0, 2, 4, 7));
+        cuboidList.add(pixelCuboid(2, 5, 7, 2, 6, 6));
+        cuboidList.add(pixelCuboid(12, 5, 7, 2, 6, 6));
+        new BlockBoundingBox(grindstone, cuboidList, createItem("LAUFBAU_BLOCK_GRINDSTONE", Material.GRINDSTONE, "LAUFBAU_ATTACHMENT_WALL", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void wallEastGrindstone() {
+        Grindstone grindstone = (Grindstone) Material.GRINDSTONE.createBlockData();
+        grindstone.setAttachedFace(FaceAttachable.AttachedFace.WALL);
+        grindstone.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(4, 2, 4, 12, 12, 8));
+        cuboidList.add(pixelCuboid(0, 6, 2, 7, 4, 2));
+        cuboidList.add(pixelCuboid(0, 6, 12, 7, 4, 2));
+        cuboidList.add(pixelCuboid(7, 5, 2, 6, 6, 2));
+        cuboidList.add(pixelCuboid(7, 5, 12, 6, 6, 2));
+        new BlockBoundingBox(grindstone, cuboidList, createItem("LAUFBAU_BLOCK_GRINDSTONE", Material.GRINDSTONE, "LAUFBAU_ATTACHMENT_WALL", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void wallWestGrindstone() {
+        Grindstone grindstone = (Grindstone) Material.GRINDSTONE.createBlockData();
+        grindstone.setAttachedFace(FaceAttachable.AttachedFace.WALL);
+        grindstone.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 2, 4, 12, 12, 8));
+        cuboidList.add(pixelCuboid(9, 6, 2, 7, 4, 2));
+        cuboidList.add(pixelCuboid(9, 6, 12, 7, 4, 2));
+        cuboidList.add(pixelCuboid(3, 5, 2, 6, 6, 2));
+        cuboidList.add(pixelCuboid(3, 5, 12, 6, 6, 2));
+        new BlockBoundingBox(grindstone, cuboidList, createItem("LAUFBAU_BLOCK_GRINDSTONE", Material.GRINDSTONE, "LAUFBAU_ATTACHMENT_WALL", "LAUFBAU_FACING_WEST"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/HopperBoundingBox.java

@@ -0,0 +1,97 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.type.Hopper;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class HopperBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        downHopper();
+        northHopper();
+        southHopper();
+        eastHopper();
+        westHopper();
+    }
+
+    public void downHopper() {
+        Hopper hopper = (Hopper) Material.HOPPER.createBlockData();
+        hopper.setFacing(BlockFace.DOWN);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 10, 0, 16, 6, 16));
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 6, 8));
+        cuboidList.add(pixelCuboid(6, 0, 6, 4, 4, 4));
+        new BlockBoundingBox(hopper, cuboidList, createItem("LAUFBAU_BLOCK_HOPPER", Material.HOPPER, "LAUFBAU_CONNECTION_FLOOR"));
+    }
+
+    public void northHopper() {
+        Hopper hopper = (Hopper) Material.HOPPER.createBlockData();
+        hopper.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 10, 0, 16, 6, 16));
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 6, 8));
+        cuboidList.add(pixelCuboid(6, 4, 0, 4, 4, 4));
+        new BlockBoundingBox(hopper, cuboidList, createItem("LAUFBAU_BLOCK_HOPPER", Material.HOPPER, "LAUFBAU_CONNECTION_NORTH"));
+    }
+
+    public void southHopper() {
+        Hopper hopper = (Hopper) Material.HOPPER.createBlockData();
+        hopper.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 10, 0, 16, 6, 16));
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 6, 8));
+        cuboidList.add(pixelCuboid(6, 4, 12, 4, 4, 4));
+        new BlockBoundingBox(hopper, cuboidList, createItem("LAUFBAU_BLOCK_HOPPER", Material.HOPPER, "LAUFBAU_CONNECTION_SOUTH"));
+    }
+
+    public void eastHopper() {
+        Hopper hopper = (Hopper) Material.HOPPER.createBlockData();
+        hopper.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 10, 0, 16, 6, 16));
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 6, 8));
+        cuboidList.add(pixelCuboid(12, 4, 6, 4, 4, 4));
+        new BlockBoundingBox(hopper, cuboidList, createItem("LAUFBAU_BLOCK_HOPPER", Material.HOPPER, "LAUFBAU_CONNECTION_EAST"));
+    }
+
+    public void westHopper() {
+        Hopper hopper = (Hopper) Material.HOPPER.createBlockData();
+        hopper.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 10, 0, 16, 6, 16));
+        cuboidList.add(pixelCuboid(4, 4, 4, 8, 6, 8));
+        cuboidList.add(pixelCuboid(0, 4, 6, 4, 4, 4));
+        new BlockBoundingBox(hopper, cuboidList, createItem("LAUFBAU_BLOCK_HOPPER", Material.HOPPER, "LAUFBAU_CONNECTION_WEST"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/IronBarBoundingBox.java

@@ -0,0 +1,75 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.type.Fence;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class IronBarBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        for (int nx = 0; nx < 2; nx++) {
+            for (int nz = 0; nz < 2; nz++) {
+                for (int px = 0; px < 2; px++) {
+                    for (int pz = 0; pz < 2; pz++) {
+                        Fence fence = (Fence) Material.IRON_BARS.createBlockData();
+                        List<String> lore = new ArrayList<>();
+                        List<Cuboid> cuboidList = new ArrayList<>();
+                        cuboidList.add(pixelCuboid(7, 0, 7, 2, 16, 2));
+                        if (nz == 1) {
+                            lore.add("LAUFBAU_CONNECTION_NORTH");
+                            fence.setFace(BlockFace.NORTH, true);
+                            cuboidList.add(pixelCuboid(7, 0, 0, 2, 16, 7));
+                        }
+                        if (pz == 1) {
+                            lore.add("LAUFBAU_CONNECTION_SOUTH");
+                            fence.setFace(BlockFace.SOUTH, true);
+                            cuboidList.add(pixelCuboid(7, 0, 9, 2, 16, 7));
+                        }
+                        if (nx == 1) {
+                            lore.add("LAUFBAU_CONNECTION_WEST");
+                            fence.setFace(BlockFace.WEST, true);
+                            cuboidList.add(pixelCuboid(0, 0, 7, 7, 16, 2));
+                        }
+                        if (px == 1) {
+                            lore.add("LAUFBAU_CONNECTION_EAST");
+                            fence.setFace(BlockFace.EAST, true);
+                            cuboidList.add(pixelCuboid(9, 0, 7, 7, 16, 2));
+                        }
+                        new BlockBoundingBox(fence, cuboidList, createItem("LAUFBAU_BLOCK_IRON_BARS", Material.IRON_BARS, lore.toArray(new String[0])));
+                    }
+                }
+            }
+        }
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/LanternBoundingBox.java

@@ -0,0 +1,61 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.data.type.Lantern;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class LanternBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        lantern();
+        hangingLantern();
+    }
+
+    public void lantern() {
+        Lantern lantern = (Lantern) Material.LANTERN.createBlockData();
+        lantern.setHanging(false);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(5, 0, 5, 6, 7, 6));
+        cuboidList.add(pixelCuboid(6, 7, 6, 4, 2, 4));
+        new BlockBoundingBox(lantern, cuboidList, createItem("LAUFBAU_BLOCK_LANTERN", Material.LANTERN));
+    }
+
+    public void hangingLantern() {
+        Lantern lantern = (Lantern) Material.LANTERN.createBlockData();
+        lantern.setHanging(true);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(5, 1, 5, 6, 7, 6));
+        cuboidList.add(pixelCuboid(6, 8, 6, 4, 2, 4));
+        new BlockBoundingBox(lantern, cuboidList, createItem("LAUFBAU_BLOCK_LANTERN", Material.LANTERN, "LAUFBAU_HANGING"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/LecternBoundingBox.java

@@ -0,0 +1,46 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.data.BlockData;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class LecternBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        BlockData blockData = Material.LECTERN.createBlockData();
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 2, 16));
+        cuboidList.add(pixelCuboid(4, 2, 4, 8, 12, 8));
+        new BlockBoundingBox(blockData, cuboidList, createItem("LAUFBAU_BLOCK_LECTERN", Material.LECTERN));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/StairBoundingBox.java

@@ -0,0 +1,343 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.type.Stairs;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class StairBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        straightBottomNorthStair();
+        straightBottomSouthStair();
+        straightBottomEastStair();
+        straightBottomWestStair();
+
+        straightTopNorthStair();
+        straightTopSouthStair();
+        straightTopEastStair();
+        straightTopWestStair();
+
+        outerLeftBottomNorthStair();
+        outerLeftBottomSouthStair();
+        outerLeftBottomEastStair();
+        outerLeftBottomWestStair();
+
+        outerLeftTopNorthStair();
+        outerLeftTopSouthStair();
+        outerLeftTopEastStair();
+        outerLeftTopWestStair();
+
+        innerLeftBottomNorthStair();
+        innerLeftBottomSouthStair();
+        innerLeftBottomEastStair();
+        innerLeftBottomWestStair();
+
+        innerLeftTopNorthStair();
+        innerLeftTopSouthStair();
+        innerLeftTopEastStair();
+        innerLeftTopWestStair();
+    }
+
+    public void straightBottomNorthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.STRAIGHT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_STRAIGHT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void straightBottomSouthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.STRAIGHT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 8, 16, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_STRAIGHT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void straightBottomEastStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.STRAIGHT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(8, 8, 0, 8, 8, 16));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_STRAIGHT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void straightBottomWestStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.STRAIGHT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 0, 8, 8, 16));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_STRAIGHT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_WEST"));
+    }
+
+    public void straightTopNorthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.STRAIGHT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_STRAIGHT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void straightTopSouthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.STRAIGHT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 8, 16, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_STRAIGHT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void straightTopEastStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.STRAIGHT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(8, 0, 0, 8, 8, 16));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_STRAIGHT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void straightTopWestStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.STRAIGHT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 0, 8, 8, 16));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_STRAIGHT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_WEST"));
+    }
+
+    public void outerLeftBottomNorthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.OUTER_LEFT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 0, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_OUTER_LEFT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void outerLeftBottomSouthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.OUTER_LEFT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(8, 8, 8, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_OUTER_LEFT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void outerLeftBottomEastStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.OUTER_LEFT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(8, 8, 0, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_OUTER_LEFT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void outerLeftBottomWestStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.OUTER_LEFT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 8, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_OUTER_LEFT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_WEST"));
+    }
+
+    public void outerLeftTopNorthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.OUTER_LEFT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 0, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_OUTER_LEFT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void outerLeftTopSouthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.OUTER_LEFT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(8, 0, 8, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_OUTER_LEFT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void outerLeftTopEastStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.OUTER_LEFT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(8, 0, 0, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_OUTER_LEFT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void outerLeftTopWestStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.OUTER_LEFT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 8, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_OUTER_LEFT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_WEST"));
+    }
+
+    public void innerLeftBottomNorthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.INNER_LEFT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 8));
+        cuboidList.add(pixelCuboid(0, 8, 8, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_INNER_LEFT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void innerLeftBottomSouthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.INNER_LEFT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 8, 16, 8, 8));
+        cuboidList.add(pixelCuboid(8, 8, 0, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_INNER_LEFT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void innerLeftBottomEastStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.INNER_LEFT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 8));
+        cuboidList.add(pixelCuboid(8, 8, 8, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_INNER_LEFT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void innerLeftBottomWestStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.INNER_LEFT);
+        stairs.setHalf(Stairs.Half.BOTTOM);
+        stairs.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 8, 8, 16, 8, 8));
+        cuboidList.add(pixelCuboid(0, 8, 0, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_INNER_LEFT", "LAUFBAU_HALF_BOTTOM", "LAUFBAU_FACING_WEST"));
+    }
+
+    public void innerLeftTopNorthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.INNER_LEFT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.NORTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 8));
+        cuboidList.add(pixelCuboid(0, 0, 8, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_INNER_LEFT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_NORTH"));
+    }
+
+    public void innerLeftTopSouthStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.INNER_LEFT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.SOUTH);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 8, 16, 8, 8));
+        cuboidList.add(pixelCuboid(8, 0, 0, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_INNER_LEFT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_SOUTH"));
+    }
+
+    public void innerLeftTopEastStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.INNER_LEFT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.EAST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 0, 16, 8, 8));
+        cuboidList.add(pixelCuboid(8, 0, 8, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_INNER_LEFT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_EAST"));
+    }
+
+    public void innerLeftTopWestStair() {
+        Stairs stairs = (Stairs) Material.END_STONE_BRICK_STAIRS.createBlockData();
+        stairs.setShape(Stairs.Shape.INNER_LEFT);
+        stairs.setHalf(Stairs.Half.TOP);
+        stairs.setFacing(BlockFace.WEST);
+        List<Cuboid> cuboidList = new ArrayList<>();
+        cuboidList.add(pixelCuboid(0, 8, 0, 16, 8, 16));
+        cuboidList.add(pixelCuboid(0, 0, 8, 16, 8, 8));
+        cuboidList.add(pixelCuboid(0, 0, 0, 8, 8, 8));
+        new BlockBoundingBox(stairs, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_STAIRS", Material.END_STONE_BRICK_STAIRS, "LAUFBAU_SHAPE_INNER_LEFT", "LAUFBAU_HALF_TOP", "LAUFBAU_FACING_WEST"));
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/boundingboxes/WallBoundingBox.java

@@ -0,0 +1,79 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 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.bausystem.features.slaves.laufbau.boundingboxes;
+
+import de.steamwar.bausystem.features.slaves.laufbau.BlockBoundingBox;
+import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
+import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.type.Wall;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.createItem;
+import static de.steamwar.bausystem.features.slaves.laufbau.LaufbauUtils.pixelCuboid;
+
+@Linked
+public class WallBoundingBox implements BoundingBoxLoader {
+
+    @Override
+    public void load() {
+        v18();
+    }
+
+    private void v18() {
+        for (int nx = 0; nx < 2; nx++) {
+            for (int nz = 0; nz < 2; nz++) {
+                for (int px = 0; px < 2; px++) {
+                    for (int pz = 0; pz < 2; pz++) {
+                        Wall fence = (Wall) Material.END_STONE_BRICK_WALL.createBlockData();
+                        List<String> lore = new ArrayList<>();
+                        List<Cuboid> cuboidList = new ArrayList<>();
+                        cuboidList.add(pixelCuboid(4, 0, 4, 8, 24, 8));
+                        if (nz == 1) {
+                            lore.add("LAUFBAU_CONNECTION_NORTH");
+                            fence.setHeight(BlockFace.NORTH, Wall.Height.LOW);
+                            cuboidList.add(pixelCuboid(5, 0, 0, 6, 24, 4));
+                        }
+                        if (pz == 1) {
+                            lore.add("LAUFBAU_CONNECTION_SOUTH");
+                            fence.setHeight(BlockFace.SOUTH, Wall.Height.LOW);
+                            cuboidList.add(pixelCuboid(5, 0, 12, 6, 24, 4));
+                        }
+                        if (nx == 1) {
+                            lore.add("LAUFBAU_CONNECTION_WEST");
+                            fence.setHeight(BlockFace.WEST, Wall.Height.LOW);
+                            cuboidList.add(pixelCuboid(0, 0, 5, 4, 24, 6));
+                        }
+                        if (px == 1) {
+                            lore.add("LAUFBAU_CONNECTION_EAST");
+                            fence.setHeight(BlockFace.EAST, Wall.Height.LOW);
+                            cuboidList.add(pixelCuboid(12, 0, 5, 4, 24, 6));
+                        }
+                        new BlockBoundingBox(fence, cuboidList, createItem("LAUFBAU_BLOCK_END_STONE_BRICK_WALL", Material.END_STONE_BRICK_WALL, lore.toArray(new String[0])));
+                    }
+                }
+            }
+        }
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tpslimit/TPSSystem.java

@@ -165,6 +165,7 @@ public class TPSSystem implements Listener {
         }
 
         @Register(value = "default", description = "TPSLIMIT_DEFAULT_HELP")
+        @Register(value = "rate")
         public void reset(@Validator Player player) {
             TickManager.impl.setTickRate(20.0F);
             sendTickRateChange();
@@ -187,15 +188,18 @@ public class TPSSystem implements Listener {
         }
 
         @Register(value = {"rate", "0"}, description = "TICK_FREEZE_HELP")
-        @Register(value = "freeze", description = "TICK_FREEZE_HELP_2")
-        public void freeze(@Validator Player player) {
+        public void rate(@Validator Player player) {
             TickManager.impl.setFreeze(true);
             sendTickRateChange();
         }
 
-        @Register(value = "unfreeze", description = "TICK_UNFREEZE_HELP")
-        public void unfreeze(@Validator Player player) {
-            TickManager.impl.setTickRate(20.0F);
+        @Register(value = "freeze", description = "TICK_FREEZE_HELP_2")
+        public void freezeToggle(@Validator Player player) {
+            if (TickManager.impl.isFrozen()) {
+                TickManager.impl.setTickRate(20.0F);
+            } else {
+                TickManager.impl.setFreeze(true);
+            }
             sendTickRateChange();
         }
     }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/TraceCommand.java

@@ -153,7 +153,11 @@ public class TraceCommand extends SWCommand {
 
     @Register(value = "isolate", description = "TRACE_COMMAND_HELP_ISOLATE")
     public void isolate(@Validator Player player, Trace trace, @ErrorMessage("TRACE_RECORD_ID_INVALID") TNTPoint... records) {
-        TraceManager.instance.isolate(player, records);
+        if (records.length == 0) {
+            TraceManager.instance.isolate(player, trace, trace.getRecords().toArray(TNTPoint[]::new));
+        } else {
+            TraceManager.instance.isolate(player, trace, records);
+        }
         BauSystem.MESSAGE.send("TRACE_MESSAGE_ISOLATE", player);
     }
 

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/TraceManager.java

@@ -347,9 +347,10 @@ public class TraceManager implements Listener {
      * Toggles the isolated render for the given records and player
      *
      * @param player  the player the trace is shown to
-     * @param records the record for which isolation is toggled
+     * @param ptrace  the trace for whitch isolation is toggled
+     * @param records the records of the trace for which isolation is toggled
      */
-    public void isolate(Player player, TNTPoint... records) {
+    public void isolate(Player player, Trace ptrace, TNTPoint... records) {
         unfollow(player);
 
         Region region = Region.getRegion(player.getLocation());
@@ -374,12 +375,20 @@ public class TraceManager implements Listener {
             isolateFlag.toggleId(record.getTntId());
         }
 
+        if (isolateFlag.isEmpty() && playerTraceShowData.hasViewFlagOnly(IsolateFlag.class) && records.length != 0) {
+            playerTraceShowData.removeViewFlag(IsolateFlag.class);
+        }
+
         PlayerTraceShowData finalPlayerTraceShowData = playerTraceShowData;
         tracesByRegion.getOrDefault(region, Collections.emptyMap()).forEach((integer, trace) -> {
-            trace.render(player, finalPlayerTraceShowData);
-            followerMap.getOrDefault(player, Collections.emptySet()).forEach(follower -> {
-                trace.render(follower, finalPlayerTraceShowData);
-            });
+            if (trace.getUuid() == ptrace.getUuid() || finalPlayerTraceShowData.hasNoViewFlags()) {
+                trace.render(player, finalPlayerTraceShowData);
+                followerMap.getOrDefault(player, Collections.emptySet()).forEach(follower -> {
+                    trace.render(follower, finalPlayerTraceShowData);
+                });
+            } else {
+                trace.hide(player);
+            }
         });
     }
 

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/TraceRecorder.java

@@ -135,6 +135,13 @@ public class TraceRecorder implements Listener {
             Iterator<TNTPrimed> iter = trackedTNT.getOrDefault(region, Collections.emptyList()).iterator();
             while (iter.hasNext()) {
                 TNTPrimed tnt = iter.next();
+                if (tnt.isDead()) {
+                    iter.remove();
+                    tntSpawnRegion.remove(tnt);
+                    historyMap.remove(tnt);
+                    tntSpawnRegion.remove(tnt);
+                    continue;
+                }
                 if (tnt.getFuseTicks() == 80) continue;
                 TNTPoint record = record(tnt, wrappedTrace, Collections.emptyList());
                 if (record == null) {

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/rendering/PlayerTraceShowData.java

@@ -95,4 +95,8 @@ public class PlayerTraceShowData {
     public void addViewFlag(ViewFlag viewFlag) {
         viewFlags.put(viewFlag.getClass(), viewFlag);
     }
+
+    public <T extends ViewFlag> void removeViewFlag(Class<T> clazz) {
+        viewFlags.remove(clazz);
+    }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/rendering/TraceEntity.java

@@ -48,9 +48,9 @@ import static de.steamwar.bausystem.features.util.TNTClickListener.TNT_CLICK_DET
  */
 public class TraceEntity extends RBlockDisplay {
 
-    private static final float TNT_VISUAL_SCALE = 0.98F;
-    private static final float TNT_VISUAL_OFFSET = -TNT_VISUAL_SCALE / 2.0F;
-    private static final Transformation TNT_VISUAL_TRANSFORM = new Transformation(
+    public static final float TNT_VISUAL_SCALE = 0.98F;
+    public static final float TNT_VISUAL_OFFSET = -TNT_VISUAL_SCALE / 2.0F;
+    public static final Transformation TNT_VISUAL_TRANSFORM = new Transformation(
             new Vector3f(TNT_VISUAL_OFFSET, 0.0F, TNT_VISUAL_OFFSET),
             new Quaternionf(0, 0, 0, 1),
             new Vector3f(TNT_VISUAL_SCALE, TNT_VISUAL_SCALE, TNT_VISUAL_SCALE),

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/rendering/ViewFlag.java

@@ -131,6 +131,7 @@ public abstract class ViewFlag {
                 if (yLocation.distanceSquared(representative.getLocation()) >= 1.0 / 256.0 && yLocation.distanceSquared(previous.getLocation()) >= 1.0 / 256.0) {
                     RBlockDisplay y = new RBlockDisplay(server, yLocation);
                     y.setBlock(Material.WHITE_STAINED_GLASS.createBlockData());
+                    y.setTransform(TraceEntity.TNT_VISUAL_TRANSFORM);
                 }
 
                 Location secoundLocation;
@@ -143,6 +144,7 @@ public abstract class ViewFlag {
                 if (secoundLocation.distanceSquared(representative.getLocation()) >= 1.0 / 256.0 && secoundLocation.distanceSquared(previous.getLocation()) >= 1.0 / 256.0) {
                     RBlockDisplay second = new RBlockDisplay(server, secoundLocation);
                     second.setBlock(Material.WHITE_STAINED_GLASS.createBlockData());
+                    second.setTransform(TraceEntity.TNT_VISUAL_TRANSFORM);
                 }
             }
         }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/rendering/dynamicflags/IsolateFlag.java

@@ -51,6 +51,10 @@ public class IsolateFlag extends ViewFlag {
         }
     }
 
+    public boolean isEmpty() {
+        return tntToIsolate.isEmpty();
+    }
+
     @Override
     public Stream<TNTPoint> filter(Stream<TNTPoint> records) {
         if (tntToIsolate.isEmpty()) return records;

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/util/NoClipCommand.java

@@ -139,6 +139,7 @@ public class NoClipCommand extends SWCommand implements Listener {
 
     @EventHandler(ignoreCancelled = true)
     public void onBlock(BlockCanBuildEvent event) {
+        if (event.getPlayer() == null) return;
         if (SWPlayer.of(event.getPlayer()).hasComponent(NoClipData.class)) {
             event.setBuildable(true);
         }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/world/WorldEditListener.java

@@ -57,7 +57,7 @@ public class WorldEditListener implements Listener {
 
     private static final Set<String> commands = new HashSet<>();
     private static final Set<String> commandExclusions = new HashSet<>();
-    private static final String[] shortcutCommands = {"//1", "//2", "//90", "//-90", "//180", "//p", "//c", "//flopy", "//floppy", "//flopyp", "//floppyp", "//u", "//r"};
+    private static final String[] shortcutCommands = {"//1", "//2", "//90", "//-90", "//180", "//p", "//c", "//flopy", "//floppy", "//flopyp", "//floppyp", "//u", "//r", "//download", "/download"};
 
     public static boolean isWorldEditCommand(String command) {
         for (String shortcut : shortcutCommands) {

CLI/build.gradle.kts

@@ -18,6 +18,7 @@ dependencies {
     implementation("com.github.ajalt.clikt:clikt:5.0.3")
     implementation("com.github.ajalt.mordant:mordant:3.0.2")
     implementation(libs.logback)
+    implementation("org.yaml:snakeyaml:2.2")
     implementation("org.mariadb.jdbc:mariadb-java-client:3.3.1")
 
     implementation(libs.exposedCore)

CLI/src/commands/database/ResetCommand.kt

@@ -7,6 +7,7 @@ import com.github.ajalt.mordant.rendering.TextColors
 import com.github.ajalt.mordant.rendering.TextStyles
 import de.steamwar.db.Database
 import de.steamwar.db.execute
+import de.steamwar.db.executeScript
 import de.steamwar.db.useDb
 import java.io.File
 
@@ -22,13 +23,25 @@ class ResetCommand : CliktCommand() {
 
             val schema = schemaFile.readText()
 
-            val tables = execute("SHOW TABLES;") { it.getString(1) }
-            for (table in tables) {
-                execute("DROP TABLE IF EXISTS $table;") { }
+            execute("SET FOREIGN_KEY_CHECKS=0;") { }
+
+            val databaseObjects = execute("SHOW FULL TABLES;") { it.getString(1) to it.getString(2) }
+            for (view in databaseObjects.filter { it.second == "VIEW" }.map { it.first }) {
+                execute("DROP VIEW IF EXISTS `${view.replace("`", "``")}`;") { }
+            }
+            for (table in databaseObjects.filter { it.second == "BASE TABLE" }.map { it.first }) {
+                execute("DROP TABLE IF EXISTS `${table.replace("`", "``")}`;") { }
             }
 
-            execute(schema) { }
+            executeScript(schema)
+
+            val seed = javaClass.getResource("/db/reset-seed.sql")
+                ?: throw CliktError("Reset seed file not found!")
+
+            executeScript(seed.readText())
+
+            execute("SET FOREIGN_KEY_CHECKS=1;") { }
 
             echo(TextColors.brightGreen(TextStyles.bold("Database reset!")))
         }
-}
+}

CLI/src/commands/dev/DevCommand.kt

@@ -14,9 +14,11 @@ import com.github.ajalt.clikt.parameters.types.file
 import com.github.ajalt.clikt.parameters.types.long
 import com.github.ajalt.clikt.parameters.types.path
 import com.sun.security.auth.module.UnixSystem
+import org.yaml.snakeyaml.Yaml
 import java.io.File
 import kotlin.io.path.absolute
 import kotlin.io.path.absolutePathString
+import kotlin.random.Random
 
 const val LOG4J_CONFIG = """<?xml version="1.0" encoding="UTF-8"?>
 <Configuration status="WARN" packages="com.mojang.util">
@@ -69,35 +71,47 @@ class DevCommand : CliktCommand("dev") {
     override fun run() {
         val args = mutableListOf<String>()
 
-        val serverDirectory = File(workingDir, server)
-        val serverDir =
-            if (serverDirectory.exists() && serverDirectory.isDirectory) serverDirectory else File(workingDir, server)
+        var serverDir = resolveServerDirectory(server)
 
         if (isVelocity(server)) {
             runServer(
                 args, jvmArgs, listOf(
                     jar?.absolutePath
-                        ?: File("/jar/Velocity.jar").absolutePath
+                        ?: File("/jars/Velocity.jar").absolutePath
                 ), serverDir
             )
         } else {
             setLogConfig(args)
             val version = findVersion(server)
                 ?: throw CliktError("Unknown Server Version")
+            val gameModeTemplate = if (serverDir.isDirectory) null else loadGameModeTemplate(server)
+            if (gameModeTemplate != null) {
+                serverDir = gameModeTemplate.serverDir
+                args += "-Dconfig=$server.yml"
+            }
             val worldFile = world?.absolute()?.toFile()
-                ?: File(serverDir, "devtempworld")
-            val jarFile = jar?.absolutePath
+                ?: File(workingDir, "devtempworld")
+            var jarFile = jar?.absolutePath
                 ?: additionalVersions[server]?.let { supportedVersionJars[it] }
                 ?: supportedVersionJars[version]
                 ?: throw CliktError("Unknown Server Version")
+            if (gameModeTemplate != null) {
+                jarFile = if (gameModeTemplate.spigot) {
+                    jarFile.replace("paper", "spigot")
+                } else {
+                    jarFile.replace("spigot", "paper")
+                }
+            }
 
             if (!worldFile.exists()) {
-                val templateFile = File(serverDir, "Bauwelt")
+                val templateFile = gameModeTemplate?.worldTemplate ?: File(serverDir, "Bauwelt")
                 if (!templateFile.exists()) {
-                    throw CliktError("World Template not found!")
+                    throw CliktError("Could not find world template: ${templateFile.absolutePath}")
                 }
+                worldFile.parentFile?.mkdirs()
                 templateFile.copyRecursively(worldFile)
             }
+            val worldDir = worldFile.parentFile ?: workingDir
 
             val devFile = File("/configs/DevServer/${System.getProperty("user.name")}.$port.$version")
             if (System.getProperty("user.name") != "minecraft") {
@@ -108,10 +122,11 @@ class DevCommand : CliktCommand("dev") {
                 args, jvmArgs, listOf(
                     jarFile,
                     *(if (forceUpgrade) arrayOf("-forceUpgrade") else arrayOf()),
+                    "--log-strip-color",
                     "--port", port.toString(),
                     "--level-name", worldFile.name,
-                    "--world-dir", workingDir.absolutePath,
-                    "--nogui",
+                    "--world-dir", worldDir.absolutePath,
+                    "nogui",
                     *(if (plugins != null) arrayOf("--plugins", plugins!!.absolutePathString()) else arrayOf())
                 ), serverDir
             )
@@ -123,6 +138,12 @@ class DevCommand : CliktCommand("dev") {
         }
     }
 
+    data class GameModeTemplate(
+        val serverDir: File,
+        val worldTemplate: File,
+        val spigot: Boolean
+    )
+
     val jvmDefaultParams = arrayOf(
         "-Xmx1G",
         "-Xgc:excessiveGCratio=80",
@@ -138,6 +159,16 @@ class DevCommand : CliktCommand("dev") {
 
     val jvmArgOverrides = arrayOf("--add-opens", "java.base/jdk.internal.misc=ALL-UNNAMED")
 
+    val jvmNonJava8Params = arrayOf(
+        *jvmArgOverrides,
+        "-XX:-CRIUSecProvider"
+    )
+
+    val extendedStartupParams = arrayOf(
+        "-Dpaper.disablePluginRemapping=true",
+        "-javaagent:/jars/AccessWidener.jar=start"
+    )
+
     val supportedVersionJars = mapOf(
         8 to "/jars/paper-1.8.8.jar",
         9 to "/jars/spigot-1.9.4.jar",
@@ -165,6 +196,41 @@ class DevCommand : CliktCommand("dev") {
     fun isVelocity(server: String): Boolean =
         server.endsWith("Velocity")
 
+    fun resolveServerDirectory(server: String): File {
+        val localServer = File(workingDir, server)
+        if (localServer.isDirectory) {
+            return localServer
+        }
+        return File("/servers", server)
+    }
+
+    fun loadGameModeTemplate(server: String): GameModeTemplate? {
+        val configFile = File("/configs/GameModes/$server.yml")
+        if (!configFile.exists()) {
+            throw CliktError("Server/GameMode not found")
+        }
+
+        val document = configFile.reader().use { reader ->
+            Yaml().load<Map<String, Any?>>(reader)
+        } ?: throw CliktError("GameMode config is empty: ${configFile.absolutePath}")
+        val serverConfig = document["Server"] as? Map<*, *>
+            ?: throw CliktError("GameMode config is missing Server section: ${configFile.absolutePath}")
+        val folder = serverConfig["Folder"] as? String
+            ?: throw CliktError("GameMode config is missing Server.Folder: ${configFile.absolutePath}")
+        val maps = (serverConfig["Maps"] as? List<*>)
+            ?.filterIsInstance<String>()
+            ?.takeIf { it.isNotEmpty() }
+            ?: throw CliktError("GameMode config is missing Server.Maps: ${configFile.absolutePath}")
+
+        val serverDir = File("/servers", folder)
+        val worldTemplate = File(File(serverDir, "arenas"), maps[Random.nextInt(maps.size)])
+        return GameModeTemplate(
+            serverDir = serverDir,
+            worldTemplate = worldTemplate,
+            spigot = serverConfig["Spigot"] == true
+        )
+    }
+
     fun setLogConfig(args: MutableList<String>) {
         args += "-DlogPath=${workingDir.absolutePath}/logs"
         args += "-Dlog4j.configurationFile=${log4jConfig.absolutePath}"
@@ -175,13 +241,23 @@ class DevCommand : CliktCommand("dev") {
     }
 
     fun runServer(args: List<String>, jvmArgs: List<String>, cmd: List<String>, serverDir: File) {
+        val effectiveJvmArgs = mutableListOf<String>()
+        effectiveJvmArgs += jvmArgs
+        if (!isVelocity(server)) {
+            extendedStartupParams.forEach { arg ->
+                if (effectiveJvmArgs.none { it == arg }) {
+                    effectiveJvmArgs += arg
+                }
+            }
+        }
+
         val process = ProcessBuilder(
             jvm?.absolutePath
-                ?: if (isJava8(server)) "/usr/lib/jvm/openj9-8/bin/java" else "java",
-            *jvmArgs.toTypedArray(),
+                ?: if (isJava8(server)) "/usr/lib/jvm/openj9-8/bin/java" else "/usr/lib/jvm/openj9-21/bin/java",
+            *effectiveJvmArgs.toTypedArray(),
             *args.toTypedArray(),
             *jvmDefaultParams,
-            *(if (isJava8(server)) arrayOf() else jvmArgOverrides),
+            *(if (isJava8(server)) arrayOf() else jvmNonJava8Params),
             *(if (profile) arrayOf("-javaagent:/jars/LixfelsProfiler.jar=start") else arrayOf()),
             "-Xshareclasses:nonfatal,name=$server",
             "-jar",
@@ -190,4 +266,4 @@ class DevCommand : CliktCommand("dev") {
         Runtime.getRuntime().addShutdownHook(Thread { if (process.isAlive) process.destroyForcibly() })
         process.waitFor()
     }
-}
+}

CLI/src/db/Database.kt

@@ -16,15 +16,14 @@ import java.sql.ResultSet
 import java.util.*
 
 object Database {
-    lateinit var host: String
-    lateinit var port: String
-    lateinit var database: String
+    val host: String
+    val port: String
+    val database: String
+    val username: String
+    val password: String
     lateinit var db: Database
 
-    fun ensureConnected() {
-        if (::db.isInitialized) {
-            return
-        }
+    init {
         val config = File(System.getProperty("user.home"), "mysql.properties")
 
         if (!config.exists()) {
@@ -38,9 +37,14 @@ object Database {
         host = props.getProperty("host")
         port = props.getProperty("port")
         database = props.getProperty("database")
+        username = props.getProperty("user")
+        password = props.getProperty("password")
+    }
 
-        val username = props.getProperty("user")
-        val password = props.getProperty("password")
+    fun ensureConnected() {
+        if (::db.isInitialized) {
+            return
+        }
 
         val url = "jdbc:mariadb://$host:$port/$database"
 
@@ -79,6 +83,113 @@ fun <T> JdbcTransaction.executeSingle(sql: String, transform: (ResultSet) -> T):
     }.single()
 }
 
+fun JdbcTransaction.executeScript(sql: String) {
+    for (statement in splitSqlScript(sql)) {
+        exec(statement) { }
+    }
+}
+
+private fun splitSqlScript(sql: String): List<String> {
+    val statements = mutableListOf<String>()
+    val current = StringBuilder()
+    var quote: Char? = null
+    var inLineComment = false
+    var inBlockComment = false
+    var index = 0
+
+    fun addStatement() {
+        val statement = current.toString().trim()
+        if (statement.isNotEmpty()) {
+            statements += statement
+        }
+        current.clear()
+    }
+
+    while (index < sql.length) {
+        val char = sql[index]
+        val next = sql.getOrNull(index + 1)
+
+        if (inLineComment) {
+            current.append(char)
+            if (char == '\n') {
+                inLineComment = false
+            }
+            index++
+            continue
+        }
+
+        if (inBlockComment) {
+            current.append(char)
+            if (char == '*' && next == '/') {
+                current.append(next)
+                inBlockComment = false
+                index += 2
+            } else {
+                index++
+            }
+            continue
+        }
+
+        if (quote != null) {
+            current.append(char)
+            if (char == '\\' && quote != '`' && next != null) {
+                current.append(next)
+                index += 2
+                continue
+            }
+            if (char == quote) {
+                if (next == quote) {
+                    current.append(next)
+                    index += 2
+                    continue
+                }
+                quote = null
+            }
+            index++
+            continue
+        }
+
+        when {
+            char == '-' && next == '-' -> {
+                current.append(char).append(next)
+                inLineComment = true
+                index += 2
+            }
+
+            char == '#' -> {
+                current.append(char)
+                inLineComment = true
+                index++
+            }
+
+            char == '/' && next == '*' -> {
+                current.append(char).append(next)
+                inBlockComment = true
+                index += 2
+            }
+
+            char == '\'' || char == '"' || char == '`' -> {
+                current.append(char)
+                quote = char
+                index++
+            }
+
+            char == ';' -> {
+                addStatement()
+                index++
+            }
+
+            else -> {
+                current.append(char)
+                index++
+            }
+        }
+    }
+
+    addStatement()
+    return statements
+}
+
 fun useDb(statement: JdbcTransaction.() -> Unit) {
     de.steamwar.db.Database.ensureConnected()
     transaction(de.steamwar.db.Database.db, statement = statement)

CommonCore/SQL/src/de/steamwar/sql/CheckedSchematic.kt

@@ -86,6 +86,24 @@ class CheckedSchematic(id: EntityID<CompositeID>) : CompositeEntity(id) {
             useDb {
                 find { (CheckedSchematicTable.nodeOwner eq owner.id) and (CheckedSchematicTable.seen eq false) }.orderBy(CheckedSchematicTable.endTime to SortOrder.DESC).toList()
             }
+
+        @JvmStatic
+        fun countAccepted(owner: SteamwarUser) =
+            useDb {
+                find { (CheckedSchematicTable.nodeOwner eq owner.id) and (CheckedSchematicTable.declineReason eq "freigegeben") }.count()
+            }
+
+        @JvmStatic
+        fun countAccepted(owner: SteamwarUser, type: String) =
+            useDb {
+                find { (CheckedSchematicTable.nodeOwner eq owner.id) and (CheckedSchematicTable.declineReason eq "freigegeben") and (CheckedSchematicTable.nodeType like "$type%") }.count()
+            }
+
+        @JvmStatic
+        fun countChecked(validator: SteamwarUser) =
+            useDb {
+                find { CheckedSchematicTable.validator eq validator.id }.count()
+            }
     }
 
     val node by CheckedSchematicTable.nodeId.transform({ it?.let { EntityID(it, SchematicNodeTable) } }, { it?.value })

CommonCore/SQL/src/de/steamwar/sql/EventFight.kt

@@ -130,6 +130,43 @@ class EventFight(id: EntityID<Int>) : IntEntity(id), Comparable<EventFight> {
                     }
                 )
             }
+
+        @JvmStatic
+        fun countEventFights(fighter: SteamwarUser) =
+            useDb {
+                exec(
+                    "SELECT COUNT(DISTINCT F.FightID) AS FightCount FROM FightPlayer INNER JOIN Fight F on FightPlayer.FightID = F.FightID INNER JOIN EventFight EF on F.FightID = EF.Fight WHERE UserID = ?",
+                    args = listOf(IntegerColumnType() to fighter.id.value)
+                ) {
+                    if (it.next()) {
+                        it.getLong("FightCount")
+                    } else {
+                        0
+                    }
+                }
+                    ?: 0
+            }
+
+        @JvmStatic
+        fun countPlacement(fighter: SteamwarUser, placement: Int) =
+            useDb {
+                exec(
+                    """
+                        SELECT COUNT(DISTINCT EventFight.EventID) AS PlacementCount FROM TeamTeilnahme
+                            INNER JOIN EventFight ON EventFight.EventID = TeamTeilnahme.EventID
+                            INNER JOIN FightPlayer ON FightPlayer.FightID = EventFight.Fight
+                        WHERE (IF(FightPlayer.Team = 1, EventFight.TeamBlue, EventFight.TeamRed)) = TeamTeilnahme.TeamID AND UserID = ? AND Placement = ?
+                    """.trimIndent(),
+                    args = listOf(IntegerColumnType() to fighter.id.value, IntegerColumnType() to placement)
+                ) {
+                    if (it.next()) {
+                        it.getInt("PlacementCount")
+                    } else {
+                        0
+                    }
+                }
+                    ?: 0
+            }
     }
 
     val fightID by EventFightTable.id.transform({ EntityID(it, EventFightTable) }, { it.value })
@@ -200,6 +237,7 @@ class EventFight(id: EntityID<Int>) : IntEntity(id), Comparable<EventFight> {
 
     override fun delete() =
         useDb {
+            EventRelation.deleteRelations(this@EventFight)
             super.delete()
         }
-}
+}

CommonCore/SQL/src/de/steamwar/sql/EventGroup.kt

@@ -159,10 +159,13 @@ class EventGroup(id: EntityID<Int>) : IntEntity(id) {
         }
 
     override fun delete() =
-        useDb { super.delete() }
+        useDb {
+            EventRelation.deleteRelations(this@EventGroup)
+            super.delete()
+        }
 
     enum class EventGroupType {
         GROUP_STAGE,
         ELIMINATION_STAGE
     }
-}
+}

CommonCore/SQL/src/de/steamwar/sql/EventRelation.kt

@@ -24,8 +24,10 @@ import org.jetbrains.exposed.v1.core.and
 import org.jetbrains.exposed.v1.core.dao.id.EntityID
 import org.jetbrains.exposed.v1.core.dao.id.IntIdTable
 import org.jetbrains.exposed.v1.core.eq
+import org.jetbrains.exposed.v1.core.or
 import org.jetbrains.exposed.v1.dao.IntEntity
 import org.jetbrains.exposed.v1.dao.IntEntityClass
+import org.jetbrains.exposed.v1.jdbc.deleteWhere
 import org.jetbrains.exposed.v1.jdbc.select
 
 object EventRelationTable : IntIdTable("EventRelation") {
@@ -59,6 +61,23 @@ class EventRelation(id: EntityID<Int>) : IntEntity(id) {
         fun getGroupRelations(group: EventGroup) =
             useDb { find { (EventRelationTable.fromId eq group.id.value) and (EventRelationTable.fromType eq FromType.GROUP) }.toList() }
 
+        @JvmStatic
+        fun deleteRelations(fight: EventFight) =
+            useDb {
+                EventRelationTable.deleteWhere {
+                    (EventRelationTable.fightId eq fight.id) or
+                        ((EventRelationTable.fromId eq fight.id.value) and (EventRelationTable.fromType eq FromType.FIGHT))
+                }
+            }
+
+        @JvmStatic
+        fun deleteRelations(group: EventGroup) =
+            useDb {
+                EventRelationTable.deleteWhere {
+                    (EventRelationTable.fromId eq group.id.value) and (EventRelationTable.fromType eq FromType.GROUP)
+                }
+            }
+
         @JvmStatic
         fun create(fight: EventFight, fightTeam: FightTeam, fromType: FromType, fromId: Int, fromPlace: Int) =
             useDb {
@@ -159,4 +178,4 @@ class EventRelation(id: EntityID<Int>) : IntEntity(id) {
     enum class FromType {
         FIGHT, GROUP
     }
-}
+}

CommonCore/SQL/src/de/steamwar/sql/FightPlayer.kt

@@ -20,9 +20,12 @@
 package de.steamwar.sql
 
 import de.steamwar.sql.internal.useDb
+import org.jetbrains.exposed.v1.core.IntegerColumnType
+import org.jetbrains.exposed.v1.core.VarCharColumnType
 import org.jetbrains.exposed.v1.core.dao.id.CompositeID
 import org.jetbrains.exposed.v1.core.dao.id.CompositeIdTable
 import org.jetbrains.exposed.v1.core.dao.id.EntityID
+import org.jetbrains.exposed.v1.core.eq
 import org.jetbrains.exposed.v1.core.inList
 import org.jetbrains.exposed.v1.dao.CompositeEntity
 import org.jetbrains.exposed.v1.dao.CompositeEntityClass
@@ -69,6 +72,28 @@ class FightPlayer(id: EntityID<CompositeID>) : CompositeEntity(id) {
             useDb {
                 find { FightPlayerTable.fightId inList fightIds.toList() }.toList()
             }
+
+        @JvmStatic
+        fun countFights(userId: Int) =
+            useDb {
+                find { FightPlayerTable.userId eq userId }.count()
+            }
+
+        @JvmStatic
+        fun countFights(userId: Int, type: String) =
+            useDb {
+                exec(
+                    "SELECT COUNT(*) AS FightCount FROM FightPlayer INNER JOIN Fight F on FightPlayer.FightID = F.FightID WHERE UserID = ? AND GameMode LIKE ?",
+                    args = listOf(IntegerColumnType() to userId, VarCharColumnType() to "$type%")
+                ) {
+                    if (it.next()) {
+                        it.getInt("FightCount")
+                    } else {
+                        0
+                    }
+                }
+                    ?: 0
+            }
     }
 
     val fightID by FightPlayerTable.fightId.transform({ EntityID(it, FightTable) }, { it.value })

CommonCore/SQL/src/de/steamwar/sql/GameModeConfig.java

@@ -146,12 +146,12 @@ public final class GameModeConfig<M, W> {
     public final List<String> CheckQuestions;
 
     /**
-     * The allowed checkers to check this schematic type denoted by a list of SteamWar ids.
+     * The allowed checkers to check this schematic type denoted by a list of SteamwarUser ids.
      * The people need the {@link UserPerm#CHECK} to be able to check though.
      *
      * @implSpec {@code []} by default -> denoting every person with {@link UserPerm#CHECK} can check it
      */
-    public final List<Integer> Checkers;
+    public final Set<Integer> Checkers;
 
     /**
      * Bundle for countdowns during the fight
@@ -246,7 +246,7 @@ public final class GameModeConfig<M, W> {
         }
 
         CheckQuestions = loader.getStringList("CheckQuestions");
-        Checkers = loader.getIntList("Checkers");
+        Checkers = loader.getIntSet("Checkers");
         Times = new TimesConfig(loader.with("Times"));
         // Arena would be here to be in config order but needs Schematic.Size and EnterStages loaded afterwards
         Schematic = new SchematicConfig<>(loader.with("Schematic"));
@@ -488,6 +488,27 @@ public final class GameModeConfig<M, W> {
          */
         public final boolean NoFloor;
 
+        /**
+         * Allows Wind Charges to cross the Middle.
+         *
+         * @implSpec {@code false} by default
+         */
+        public final boolean WindchargesCanCrossMiddle;
+
+        /**
+         * Allows Wind Charge interaction with Blocks.
+         *
+         * @implSpec {@code true} by default
+         */
+        public final boolean WindchargesInteractWithBlocks;
+
+        /**
+         * Allows Wind Charge to destroy Water.
+         *
+         * @implSpec {@code false} by default
+         */
+        public final boolean WindchargesDestroyWater;
+
         private ArenaConfig(YMLWrapper<M, W> loader, SchematicConfig.SizeConfig Size, List<Integer> EnterStages) {
             loaded = loader.canLoad();
             WaterDepth = loader.getInt("WaterDepth", 0);
@@ -505,6 +526,9 @@ public final class GameModeConfig<M, W> {
             Leaveable = loader.getBoolean("Leaveable", false);
             AllowMissiles = loader.getBoolean("AllowMissiles", !EnterStages.isEmpty());
             NoFloor = loader.getBoolean("NoFloor", false);
+            WindchargesCanCrossMiddle = loader.getBoolean("WindchargesCanCrossMiddle", false);
+            WindchargesInteractWithBlocks = loader.getBoolean("WindchargesInteractWithBlocks", true);
+            WindchargesDestroyWater = loader.getBoolean("WindchargesDestroyWater", false);
         }
 
         @ToString
@@ -929,6 +953,13 @@ public final class GameModeConfig<M, W> {
          */
         public final boolean PersonalKits;
 
+        /**
+         * Maximal blast resistance for the blocks in the kit
+         *
+         * @implSpec {@code 9.0} by default
+         */
+        public final double MaxBlastResistance;
+
         /**
          * Items (Valid spigot material values) that are not allowed in the personal kit
          */
@@ -940,7 +971,10 @@ public final class GameModeConfig<M, W> {
             MemberDefault = loader.getString("MemberDefault", "default");
             LeaderDefault = loader.getString("LeaderDefault", "default");
             PersonalKits = loader.getBoolean("PersonalKits", false);
-            ForbiddenItems = loader.getMaterialList("ForbiddenItems");
+            MaxBlastResistance = loader.getDouble("MaxBlastResistance", 9.0);
+            List forbiddenItems = new ArrayList<>(loader.getMaterialList("ForbiddenItems"));
+            forbiddenItems.addAll(SQLWrapper.impl.getMaterialWithGreaterBlastResistance(MaxBlastResistance));
+            ForbiddenItems = Collections.unmodifiableList(forbiddenItems);
         }
     }
 

CommonCore/SQL/src/de/steamwar/sql/YMLWrapper.java

@@ -139,6 +139,12 @@ final class YMLWrapper<M, W> {
         return get(path, o -> (List<Integer>) o);
     }
 
+    public Set<Integer> getIntSet(String path) {
+        List<Integer> list = get(path, o -> (List<Integer>) o);
+        if (list.isEmpty()) return Collections.emptySet();
+        return Collections.unmodifiableSet(new HashSet<>(list));
+    }
+
     public List<SchematicType> getSchematicTypeList(String path) {
         List<String> list = getStringList(path);
         if (list.isEmpty()) {

FightSystem/FightSystem_Core/src/config.yml

@@ -64,6 +64,10 @@ Arena:
   AllowMissiles: false # defaults to true if EnterStages are present otherwise 'false'
   # Denotes that there is no floor for this GameMode
   NoFloor: false # defaults to false if missing
+  # Allows Wind Charges to cross the Middle.
+  WindchargesCanCrossMiddle: false # defaults to false if missing
+  # Allows Wind Charge interaction with Blocks.
+  WindchargesInteractWithBlocks: false # defaults to false if missing
 
 Schematic:
   # The size of the schematics

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/listener/Check.java

@@ -25,6 +25,7 @@ import de.steamwar.fightsystem.FightSystem;
 import de.steamwar.fightsystem.states.FightState;
 import de.steamwar.fightsystem.states.StateDependentListener;
 import de.steamwar.linkage.Linked;
+import de.steamwar.sql.GameModeConfig;
 import de.steamwar.sql.SchematicNode;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.UserPerm;
@@ -44,14 +45,24 @@ public class Check implements Listener {
         new StateDependentListener(ArenaMode.Check, FightState.All, this);
     }
 
+    private boolean checkPermission(SteamwarUser user, SchematicNode schematic) {
+        GameModeConfig<Object, String> gameModeConfig = GameModeConfig.getAll().stream()
+                .filter(gmc -> gmc.Schematic.Type != null && gmc.Schematic.Type.equals(schematic.getSchemtype()))
+                .findFirst()
+                .orElse(null);
+        if (gameModeConfig == null) gameModeConfig = GameModeConfig.getDefaults();
+        if (user.hasPerm(UserPerm.ADMINISTRATION)) return true;
+        if (gameModeConfig.Checkers.isEmpty() && user.hasPerm(UserPerm.CHECK)) return true;
+        return gameModeConfig.Checkers.contains(user.getId());
+    }
+
     @EventHandler
     public void onJoin(PlayerJoinEvent e) {
         Player player = e.getPlayer();
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
 
-        if (user.hasPerm(UserPerm.CHECK)) return;
-
         SchematicNode schem = SchematicNode.getSchematicNode(Config.CheckSchemID);
+        if (checkPermission(user, schem)) return;
         if (user.getId() == schem.getOwner()) return;
 
         FightSystem.getMessage().send("CHECK_JOIN_DENIED", player);

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/listener/Permanent.java

@@ -1,7 +1,7 @@
 /*
  *   This file is a part of the SteamWar software.
  *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *   Copyright (C) 2026 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
@@ -31,17 +31,16 @@ import de.steamwar.linkage.Linked;
 import net.md_5.bungee.api.ChatMessageType;
 import org.bukkit.GameMode;
 import org.bukkit.Material;
+import org.bukkit.Tag;
 import org.bukkit.block.Block;
 import org.bukkit.block.data.type.Dispenser;
+import org.bukkit.block.data.type.DriedGhast;
 import org.bukkit.entity.Player;
 import org.bukkit.entity.TNTPrimed;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
-import org.bukkit.event.block.BlockBreakEvent;
-import org.bukkit.event.block.BlockDispenseEvent;
-import org.bukkit.event.block.BlockFromToEvent;
-import org.bukkit.event.block.BlockPlaceEvent;
+import org.bukkit.event.block.*;
 import org.bukkit.event.entity.EntityExplodeEvent;
 import org.bukkit.event.entity.FoodLevelChangeEvent;
 import org.bukkit.event.entity.PlayerDeathEvent;
@@ -258,4 +257,16 @@ public class Permanent implements Listener {
         event.setCancelled(true);
         FightSystem.getMessage().sendPrefixless("NO_BLOCK_BREAK", event.getPlayer(), ChatMessageType.ACTION_BAR);
     }
+
+    /**
+     * Prevents Dried Ghast from spawning and plants from growing
+     */
+    @EventHandler
+    public void onBlockGrow(BlockGrowEvent event) {
+        var type = event.getBlock().getType();
+
+        if (event.getBlock().getBlockData() instanceof DriedGhast || Tag.CROPS.isTagged(type) || Tag.SAPLINGS.isTagged(type)) {
+            event.setCancelled(true);
+        }
+    }
 }

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/listener/WaterRemover.java

@@ -72,6 +72,9 @@ public class WaterRemover implements Listener {
 
     @EventHandler
     public void handleEntityExplode(EntityExplodeEvent event) {
+        if (event.getEntityType() == EntityType.WIND_CHARGE && !Config.GameModeConfig.Arena.WindchargesDestroyWater) {
+            return;
+        }
         event.setYield(0); //No drops (additionally to world config)
 
         FightTeam spawn = tnt.remove(event.getEntity().getEntityId());

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/listener/WindchargeInteractionDisabler.java

@@ -0,0 +1,44 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.fightsystem.listener;
+
+import de.steamwar.fightsystem.Config;
+import de.steamwar.fightsystem.states.FightState;
+import de.steamwar.fightsystem.states.StateDependentListener;
+import de.steamwar.linkage.Linked;
+import org.bukkit.entity.EntityType;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.EntityExplodeEvent;
+
+@Linked
+public class WindchargeInteractionDisabler implements Listener {
+
+    public WindchargeInteractionDisabler() {
+        new StateDependentListener(!Config.GameModeConfig.Arena.WindchargesInteractWithBlocks, FightState.Running, this);
+    }
+
+    @EventHandler(priority = EventPriority.HIGHEST)
+    public void handleEntityExplode(EntityExplodeEvent event) {
+        if (event.getEntityType() != EntityType.WIND_CHARGE) return;
+        event.blockList().clear();
+    }
+}

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/listener/WindchargeStopper.java

@@ -23,14 +23,14 @@ import de.steamwar.fightsystem.Config;
 import de.steamwar.fightsystem.states.FightState;
 import de.steamwar.fightsystem.states.StateDependentTask;
 import de.steamwar.linkage.Linked;
+import net.minecraft.world.entity.projectile.windcharge.WindCharge;
 import org.bukkit.Location;
-import org.bukkit.entity.WindCharge;
 
 @Linked
 public class WindchargeStopper {
 
     public WindchargeStopper() {
-        new StateDependentTask(true, FightState.Running, this::run, 1, 1);
+        new StateDependentTask(!Config.GameModeConfig.Arena.WindchargesCanCrossMiddle, FightState.Running, this::run, 1, 1);
     }
 
     private static final int middleLine = Config.SpecSpawn.getBlockZ();
@@ -39,13 +39,13 @@ public class WindchargeStopper {
 
     private void run() {
         Recording.iterateOverEntities(windChargeClass::isInstance, entity -> {
+            Location nextlocation = entity.getLocation().add(entity.getVelocity());
             Location location = entity.getLocation();
-            Location prevLocation = location.clone().subtract(entity.getVelocity());
 
-            boolean passedMiddle = location.getBlockZ() > middleLine && prevLocation.getBlockZ() > middleLine ||
-                    location.getBlockZ() < middleLine && prevLocation.getBlockZ() < middleLine;
+            boolean passedMiddle = nextlocation.getBlockZ() >= middleLine && location.getBlockZ() <= middleLine ||
+                    nextlocation.getBlockZ() <= middleLine && location.getBlockZ() >= middleLine;
 
-            if (!passedMiddle) {
+            if (passedMiddle) {
                 entity.remove();
             }
         });

KotlinCore/build.gradle.kts

@@ -1,3 +1,5 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
 /*
  *   This file is a part of the SteamWar software.
  *
@@ -34,6 +36,7 @@ dependencies {
     compileOnly(libs.paperapi)
     compileOnly(project(":SpigotCore"))
 
+    implementation(libs.coroutinesCore)
     implementation(libs.exposedCore)
     implementation(libs.exposedDao)
     implementation(libs.exposedJdbc)
@@ -41,3 +44,8 @@ dependencies {
     implementation(libs.mysql)
     implementation("org.slf4j:slf4j-simple:2.0.17")
 }
+val compileKotlin: KotlinCompile by tasks
+
+compileKotlin.compilerOptions {
+    freeCompilerArgs.set(listOf("-XXLanguage:+ContextParameters"))
+}

KotlinCore/src/de/steamwar/kotlin/ui/RenderMarker.kt

@@ -0,0 +1,23 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui
+
+@DslMarker
+annotation class RenderMarker()

KotlinCore/src/de/steamwar/kotlin/ui/RenderObject.kt

@@ -0,0 +1,26 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui
+
+interface RenderObject {
+    fun destroy()
+
+    fun render()
+}

KotlinCore/src/de/steamwar/kotlin/ui/StateFlow.kt

@@ -0,0 +1,90 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui
+
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.ExperimentalForInheritanceCoroutinesApi
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.flow.FlowCollector
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.drop
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
+import kotlin.reflect.KProperty
+
+private val uiStateScope = CoroutineScope(SupervisorJob() + Dispatchers.Unconfined)
+
+context(render: StateFlowListener)
+fun <T> StateFlow<T>.listen(): StateFlow<T> {
+    render.track(this) {
+        drop(1).onEach { render.update() }.launchIn(uiStateScope)
+    }
+    return this
+}
+
+context(render: StateFlowListener)
+fun <T> MutableStateFlow<T>.listen(): MutableStateFlow<T> {
+    render.track(this) {
+        drop(1).onEach { render.update() }.launchIn(uiStateScope)
+    }
+    return this
+}
+
+fun <T> StateFlow<T>.listen(callback: (T) -> Unit): () -> Unit {
+    callback(value)
+    val job = drop(1).onEach { callback(it) }.launchIn(uiStateScope)
+    return { job.cancel() }
+}
+
+operator fun <T> StateFlow<T>.getValue(thisRef: Any?, property: KProperty<*>): T = value
+
+operator fun <T> MutableStateFlow<T>.setValue(thisRef: Any?, property: KProperty<*>, value: T) {
+    this.value = value
+}
+
+fun <T, R> StateFlow<T>.map(mapper: (T) -> R): StateFlow<R> = MappedStateFlow(this, mapper)
+
+@OptIn(ExperimentalForInheritanceCoroutinesApi::class)
+private class MappedStateFlow<T, R>(
+    private val parent: StateFlow<T>,
+    private val mapper: (T) -> R,
+): StateFlow<R> {
+    override val replayCache: List<R>
+        get() = listOf(value)
+
+    override val value: R
+        get() = mapper(parent.value)
+
+    override suspend fun collect(collector: FlowCollector<R>): Nothing {
+        var initialized = false
+        var previous: Any? = null
+
+        parent.collect {
+            val mapped = mapper(it)
+            if (!initialized || previous != mapped) {
+                initialized = true
+                previous = mapped
+                collector.emit(mapped)
+            }
+        }
+    }
+}

KotlinCore/src/de/steamwar/kotlin/ui/StateFlowListener.kt

@@ -0,0 +1,41 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui
+
+import kotlinx.coroutines.Job
+
+abstract class StateFlowListener {
+    private val jobs = mutableMapOf<Any, Job>()
+
+    internal fun track(key: Any, createJob: () -> Job) {
+        if (key in jobs) return
+
+        val job = createJob()
+        jobs[key] = job
+        job.invokeOnCompletion { jobs.remove(key) }
+    }
+
+    abstract fun update()
+
+    open fun destroy() {
+        jobs.values.toList().forEach { it.cancel() }
+        jobs.clear()
+    }
+}

KotlinCore/src/de/steamwar/kotlin/ui/TestInv.kt

@@ -0,0 +1,46 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui
+
+import de.steamwar.kotlin.ui.components.item
+import de.steamwar.kotlin.util.count
+import kotlinx.coroutines.flow.MutableStateFlow
+import org.bukkit.Material
+import org.bukkit.entity.Player
+import org.bukkit.inventory.ItemStack
+
+val Counter = MutableStateFlow(0)
+
+class TestInv(player: Player): UIInventory(player) {
+    override fun view() {
+        inventory(3, "") {
+            item {
+                val amount by Counter.map { it + 1 }.listen()
+                item = ItemStack.of(Material.STONE)
+                    .count(amount)
+                x = 0
+                y = 0
+                onClick {
+                    Counter.value += 1
+                }
+            }
+        }
+    }
+}

KotlinCore/src/de/steamwar/kotlin/ui/UIInventory.kt

@@ -0,0 +1,55 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui
+
+import de.steamwar.kotlin.ui.context.WindowContext
+import org.bukkit.entity.Player
+import org.bukkit.event.inventory.InventoryType
+
+abstract class UIInventory(val player: Player): StateFlowListener() {
+    var window: UIWindow? = null
+
+    abstract fun view()
+
+    fun open() {
+        if (window == null) {
+            view()
+            assert(window != null) { "View method must create a inventory" }
+        }
+
+        window!!.open()
+    }
+
+    fun render() {
+        window?.onClose()
+        window = null
+        open()
+    }
+
+    override fun update() = render()
+
+    protected fun inventory(size: Int, title: String, init: WindowContext.() -> Unit) {
+        window = UIWindow(size, title, player, init)
+    }
+
+    protected fun inventory(type: InventoryType, title: String, init: WindowContext.() -> Unit) {
+        window = UIWindow(type, title, player, init)
+    }
+}

KotlinCore/src/de/steamwar/kotlin/ui/UIWindow.kt

@@ -0,0 +1,91 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui
+
+import de.steamwar.kotlin.KotlinCore
+import de.steamwar.kotlin.ui.context.WindowContext
+import net.kyori.adventure.text.Component
+import org.bukkit.Bukkit
+import org.bukkit.entity.Player
+import org.bukkit.event.EventHandler
+import org.bukkit.event.Listener
+import org.bukkit.event.inventory.ClickType
+import org.bukkit.event.inventory.InventoryClickEvent
+import org.bukkit.event.inventory.InventoryCloseEvent
+import org.bukkit.event.inventory.InventoryType
+import org.bukkit.inventory.Inventory
+import org.bukkit.inventory.InventoryHolder
+import org.bukkit.inventory.InventoryView
+
+class UIWindow(val player: Player, val render: WindowContext.() -> Unit): InventoryHolder {
+    val onClicks = mutableMapOf<Int, (event: InventoryClickEvent) -> Unit>()
+    private var updating = false
+    lateinit var bukkitInv: Inventory
+        private set
+    val context by lazy { WindowContext(this) }
+
+    constructor(size: Int, title: String, player: Player, render: WindowContext.() -> Unit): this(player, render) {
+        bukkitInv = KotlinCore.plugin.server.createInventory(this, size * 9, Component.translatable(title))
+    }
+
+    constructor(type: InventoryType, title: String, player: Player, render: WindowContext.() -> Unit): this(player, render) {
+        assert(type != InventoryType.CHEST) { "Chest inventories should use the constructor with size" }
+        bukkitInv = KotlinCore.plugin.server.createInventory(this, type, Component.translatable(title))
+    }
+
+    fun open() {
+        render(context)
+        player.openInventory(bukkitInv)
+    }
+
+    fun onClose() {
+        if (updating) return
+
+        onClicks.clear()
+        context.destroy()
+    }
+
+    override fun getInventory() = bukkitInv
+
+    companion object : Listener {
+        init {
+            Bukkit.getPluginManager().registerEvents(this, KotlinCore.plugin)
+        }
+
+        @EventHandler
+        fun onInventoryClick(event: InventoryClickEvent) {
+            val window = event.inventory.holder
+            if (window is UIWindow) {
+                event.isCancelled = true
+
+                if (window.context.skipDoubleClick && event.click == ClickType.DOUBLE_CLICK) return
+                window.onClicks[event.slot]?.invoke(event)
+            }
+        }
+
+        @EventHandler
+        fun onInventoryClose(event: InventoryCloseEvent) {
+            val window = event.inventory.holder
+            if (window is UIWindow) {
+                window.onClose()
+            }
+        }
+    }
+}

KotlinCore/src/de/steamwar/kotlin/ui/components/ItemContext.kt

@@ -0,0 +1,66 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui.components
+
+import de.steamwar.kotlin.ui.StateFlowListener
+import de.steamwar.kotlin.ui.RenderMarker
+import de.steamwar.kotlin.ui.RenderObject
+import de.steamwar.kotlin.ui.context.GroupContext
+import de.steamwar.kotlin.ui.context.RenderParent
+import org.bukkit.Material
+import org.bukkit.event.inventory.InventoryClickEvent
+import org.bukkit.inventory.ItemStack
+
+@RenderMarker
+class ItemContext(val parent: RenderParent, val renderFunc: ItemContext.() -> Unit): RenderObject, StateFlowListener() {
+    override fun update() {
+        val oldX = x
+        val oldY = y
+        render()
+        if (oldX != x || oldY != y) {
+            parent.resetSlot(oldX, oldY)
+        }
+    }
+
+    override fun destroy() {
+        super.destroy()
+        parent.resetSlot(x, y)
+    }
+
+    override fun render() {
+        renderFunc(this)
+        parent.renderItem(x, y, item, onClick)
+    }
+
+    init {
+        render()
+    }
+
+    var item: ItemStack = ItemStack.of(Material.AIR)
+    var onClick: (event: InventoryClickEvent) -> Unit = {}
+    var x: Int = 0
+    var y: Int = 0
+
+    fun onClick(func: (event: InventoryClickEvent) -> Unit) {
+        onClick = func
+    }
+}
+
+fun GroupContext.item(init: ItemContext.() -> Unit) = children.add(ItemContext(this, init))

KotlinCore/src/de/steamwar/kotlin/ui/context/GroupContext.kt

@@ -0,0 +1,65 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui.context
+
+import de.steamwar.kotlin.ui.StateFlowListener
+import de.steamwar.kotlin.ui.RenderMarker
+import de.steamwar.kotlin.ui.RenderObject
+import org.bukkit.event.inventory.InventoryClickEvent
+import org.bukkit.inventory.ItemStack
+
+@RenderMarker
+open class GroupContext(val parent: RenderParent?, val init: GroupContext.() -> Unit): StateFlowListener(), RenderObject, RenderParent {
+    val children = mutableListOf<RenderObject>()
+    val updatedSlots = mutableSetOf<Pair<Int, Int>>()
+
+    override fun update() = render()
+
+    override fun destroy() {
+        children.forEach { it.destroy() }
+        super.destroy()
+    }
+
+    init {
+        init(this)
+    }
+
+    override fun renderItem(x: Int, y: Int, item: ItemStack, onClick: (event: InventoryClickEvent) -> Unit) {
+        updatedSlots.add(x to y)
+        parent?.renderItem(x, y, item, onClick)
+    }
+
+    override fun resetSlot(x: Int, y: Int) {
+        parent?.resetSlot(x, y)
+    }
+
+    fun group(init: GroupContext.() -> Unit) {
+        children.add(GroupContext(this, init))
+    }
+
+    override fun render() {
+        children.forEach { it.destroy() }
+        children.clear()
+        val oldUpdatedSlots = updatedSlots.toList()
+        updatedSlots.clear()
+        init(this)
+        (oldUpdatedSlots - updatedSlots).forEach { resetSlot(it.first, it.second) }
+    }
+}

KotlinCore/src/de/steamwar/kotlin/ui/context/RenderParent.kt

@@ -0,0 +1,29 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui.context
+
+import org.bukkit.event.inventory.InventoryClickEvent
+import org.bukkit.inventory.ItemStack
+
+interface RenderParent {
+    fun renderItem(x: Int, y: Int, item: ItemStack, onClick: (event: InventoryClickEvent) -> Unit)
+
+    fun resetSlot(x: Int, y: Int)
+}

KotlinCore/src/de/steamwar/kotlin/ui/context/WindowContext.kt

@@ -0,0 +1,54 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.ui.context
+
+import de.steamwar.kotlin.ui.RenderMarker
+import de.steamwar.kotlin.ui.UIWindow
+import org.bukkit.Material
+import org.bukkit.event.inventory.InventoryClickEvent
+import org.bukkit.event.inventory.InventoryType
+import org.bukkit.inventory.ItemStack
+
+@RenderMarker
+class WindowContext(val window: UIWindow): GroupContext(null, {}) {
+    override fun renderItem(x: Int, y: Int, item: ItemStack, onClick: (event: InventoryClickEvent) -> Unit) {
+        val slot = calculateSlot(x, y)
+        window.bukkitInv.setItem(slot, item)
+        window.onClicks[slot] = onClick
+    }
+
+    override fun resetSlot(x: Int, y: Int) {
+        val slot = calculateSlot(x, y)
+        window.bukkitInv.setItem(slot, ItemStack.of(Material.AIR))
+        window.onClicks.remove(slot)
+    }
+
+    private fun calculateSlot(x: Int, y: Int) = when (window.inventory.type) {
+        InventoryType.DROPPER, InventoryType.DISPENSER -> x + y * 3
+        InventoryType.HOPPER -> x
+        else -> x + y * 9
+    }
+
+    fun outsideClick(click: (event: InventoryClickEvent) -> Unit) {
+        window.onClicks[-999] = click
+    }
+
+    var skipDoubleClick = true
+}

KotlinCore/src/de/steamwar/kotlin/util/ItemUtils.kt

@@ -0,0 +1,50 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.kotlin.util
+
+import net.kyori.adventure.text.Component
+import org.bukkit.Bukkit
+import org.bukkit.Material
+import org.bukkit.enchantments.Enchantment
+import org.bukkit.inventory.ItemFlag
+import org.bukkit.inventory.ItemStack
+import org.bukkit.inventory.meta.SkullMeta
+import org.bukkit.inventory.meta.components.CustomModelDataComponent
+
+fun ItemStack.count(count: Int) = apply { amount = count }
+
+fun ItemStack.name(name: Component) = apply { itemMeta = itemMeta.also { it.displayName(name) } }
+
+fun ItemStack.lored(lore: List<Component>) = apply { itemMeta = itemMeta.also { it.lore(lore) } }
+
+fun String.asMaterial(): Material = Material.matchMaterial(this) ?: Material.BARRIER
+
+fun skull(owner: String): ItemStack = ItemStack(Material.PLAYER_HEAD)
+    .also {
+        it.editMeta(SkullMeta::class.java) {
+            it.playerProfile = Bukkit.getOfflinePlayer(owner.trimStart('.')).playerProfile.also { pp -> pp.complete() }
+        }
+    }
+
+fun ItemStack.hideAttributes() = apply { itemMeta = itemMeta.also { it.addItemFlags(*ItemFlag.entries.toTypedArray()) } }
+
+fun ItemStack.enchanted() = apply { itemMeta = itemMeta.also { it.addEnchant(Enchantment.UNBREAKING, 10, true) } }
+
+fun ItemStack.customModelData(model: CustomModelDataComponent) = apply { itemMeta = itemMeta.also { it.setCustomModelDataComponent(model) } }

LobbySystem/build.gradle.kts

@@ -38,11 +38,12 @@ widener {
     fromCatalog(libs.paperapi)
 }
 
-tasks.register<DevServer>("DevLobby20") {
+tasks.register<DevServer>("DevLobby") {
     group = "run"
-    description = "Run a 1.20 Dev Lobby"
+    description = "Run a Dev Lobby"
     dependsOn(":SpigotCore:shadowJar")
+    dependsOn(":KotlinCore:shadowJar")
     dependsOn(":LobbySystem:jar")
-    template = "Lobby20"
+    template = "Lobby21"
     worldName = "Lobby"
 }

LobbySystem/src/de/steamwar/lobby/boatrace/BoatRace.java

@@ -20,7 +20,6 @@
 package de.steamwar.lobby.boatrace;
 
 import de.steamwar.entity.REntity;
-import de.steamwar.entity.REntityAction;
 import de.steamwar.entity.REntityServer;
 import de.steamwar.entity.RInteraction;
 import de.steamwar.lobby.LobbySystem;
@@ -36,6 +35,7 @@ import org.bukkit.entity.Boat;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
+import org.bukkit.entity.boat.*;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.HandlerList;
 import org.bukkit.event.Listener;
@@ -44,6 +44,7 @@ import org.bukkit.event.vehicle.VehicleMoveEvent;
 import org.bukkit.scheduler.BukkitTask;
 
 import java.util.EventListener;
+import java.util.Random;
 
 import static de.steamwar.lobby.util.LeaderboardManager.renderTime;
 
@@ -61,11 +62,11 @@ public class BoatRace implements EventListener, Listener {
     static {
         boatNpcServer = new REntityServer();
         new REntity(boatNpcServer, EntityType.VILLAGER, BoatRacePositions.NPC);
-        RInteraction interaction = new RInteraction(boatNpcServer, BoatRacePositions.NPC.clone().subtract(0.5, 0, 0.5));
+        RInteraction interaction = new RInteraction(boatNpcServer, BoatRacePositions.NPC.clone());
         interaction.setInteractionHeight(1.95f);
         interaction.setCallback((player, entity, action) -> {
             Bukkit.getWorlds().get(0).getEntities().stream().filter(e -> e.getType() == EntityType.END_CRYSTAL).forEach(Entity::remove);
-            if (action == REntityAction.INTERACT && !oneNotStarted) {
+            if (!oneNotStarted) {
                 oneNotStarted = true;
                 new BoatRace(player);
             }
@@ -153,10 +154,24 @@ public class BoatRace implements EventListener, Listener {
         oneNotStarted = false;
     }
 
+    private final Class<? extends Boat>[] boatClasses = new Class[]{
+            AcaciaBoat.class,
+            BambooRaft.class,
+            BirchBoat.class,
+            CherryBoat.class,
+            DarkOakBoat.class,
+            JungleBoat.class,
+            MangroveBoat.class,
+            OakBoat.class,
+            PaleOakBoat.class,
+            SpruceBoat.class,
+    };
+
+    private final Random random = new Random();
+
     public BoatRace(Player player) {
         this.player = player;
-        boat = Bukkit.getWorlds().get(0).spawn(BoatRacePositions.START, Boat.class);
-        // boat.setBoatType(Boat.Type.values()[new Random().nextInt(Boat.Type.values().length)]);
+        boat = Bukkit.getWorlds().get(0).spawn(BoatRacePositions.START, boatClasses[random.nextInt(boatClasses.length)]);
         boat.addPassenger(player);
         bossBar = Bukkit.createBossBar("", BarColor.BLUE, BarStyle.SOLID);
         task = Bukkit.getScheduler().runTaskTimer(LobbySystem.getInstance(), () -> {

LobbySystem/src/de/steamwar/lobby/map/CustomMap.java

@@ -42,7 +42,10 @@ import java.awt.image.BufferedImage;
 import java.awt.image.WritableRaster;
 import java.io.File;
 import java.io.IOException;
+import java.time.LocalDateTime;
+import java.time.Month;
 import java.util.*;
+import java.util.concurrent.atomic.AtomicReference;
 
 public class CustomMap implements Listener {
 
@@ -56,7 +59,7 @@ public class CustomMap implements Listener {
             new Vector(2346, 45, 1297), new Vector(2345, 45, 1297), new Vector(2344, 45, 1297), new Vector(2343, 45, 1297), new Vector(2342, 45, 1297), new Vector(2341, 45, 1297), new Vector(2340, 45, 1297)
     );
 
-    private static final CustomMap RIGHT = new CustomMap(new File(System.getProperty("user.home") + "/lobbyBanner/right.png"),
+    private static final CustomMap RIGHT = new CustomMap(new File(System.getProperty("user.home") + "/lobbyBanner/right/"),
             new Vector(2330, 48, 1297), new Vector(2329, 48, 1297), new Vector(2328, 48, 1297), new Vector(2327, 48, 1297), new Vector(2326, 48, 1297), new Vector(2325, 48, 1297), new Vector(2324, 48, 1297),
             new Vector(2330, 47, 1297), new Vector(2329, 47, 1297), new Vector(2328, 47, 1297), new Vector(2327, 47, 1297), new Vector(2326, 47, 1297), new Vector(2325, 47, 1297), new Vector(2324, 47, 1297),
             new Vector(2330, 46, 1297), new Vector(2329, 46, 1297), new Vector(2328, 46, 1297), new Vector(2327, 46, 1297), new Vector(2326, 46, 1297), new Vector(2325, 46, 1297), new Vector(2324, 46, 1297),
@@ -66,32 +69,51 @@ public class CustomMap implements Listener {
     private File mapFile;
     private Map<Vector, Integer> itemFrameIndex = new HashMap<>();
     private ItemFrame[] itemFrames;
-    private long lastModified = Long.MAX_VALUE;
+    private boolean update = true;
 
-    public CustomMap(File mapFile, Vector... itemFrames) {
-        this.mapFile = mapFile;
+    public CustomMap(File mapFileOrDirectory, Vector... itemFrames) {
+        this.mapFile = mapFileOrDirectory;
         this.itemFrames = new ItemFrame[itemFrames.length];
         for (int i = 0; i < itemFrames.length; i++) {
             itemFrameIndex.put(itemFrames[i], i);
         }
 
-        Bukkit.getScheduler().runTaskTimer(LobbySystem.getInstance(), () -> {
-            long modified = mapFile.lastModified();
-            if (modified > lastModified) {
-                lastModified = modified;
-                System.out.println("Updating Banner: " + mapFile.getName());
-                Bukkit.getScheduler().runTaskAsynchronously(LobbySystem.getInstance(), () -> {
-                    try {
-                        run();
-                    } catch (IOException e) {
-                        // Ignore
-                    }
-                });
-            }
-        }, 200L, 200L);
+        if (mapFileOrDirectory.isDirectory()) {
+            AtomicReference<Month> lastMonth = new AtomicReference<>(LocalDateTime.now().getMonth());
+            Bukkit.getScheduler().runTaskTimer(LobbySystem.getInstance(), () -> {
+                Month current = LocalDateTime.now().getMonth();
+                if (!current.equals(lastMonth.get()) || update) {
+                    lastMonth.set(current);
+                    update = false;
+                    this.mapFile = new File(mapFileOrDirectory, current.getValue() + ".png");
+                    update();
+                }
+            }, 200L, 1200L);
+        } else {
+            AtomicReference<Long> lastModified = new AtomicReference<>(Long.MAX_VALUE);
+            Bukkit.getScheduler().runTaskTimer(LobbySystem.getInstance(), () -> {
+                long modified = mapFileOrDirectory.lastModified();
+                if (modified > lastModified.get() || update) {
+                    lastModified.set(modified);
+                    update = false;
+                    update();
+                }
+            }, 200L, 200L);
+        }
         Bukkit.getPluginManager().registerEvents(this, LobbySystem.getInstance());
     }
 
+    private void update() {
+        System.out.println("Updating Banner: " + mapFile.getName());
+        Bukkit.getScheduler().runTaskAsynchronously(LobbySystem.getInstance(), () -> {
+            try {
+                run();
+            } catch (IOException e) {
+                // Ignore
+            }
+        });
+    }
+
     @EventHandler
     public void onChunkLoad(ChunkLoadEvent event) {
         for (Entity entity : event.getChunk().getEntities()) {
@@ -101,7 +123,7 @@ public class CustomMap implements Listener {
             if (itemFrameIndex.containsKey(vector)) {
                 if (itemFrames[itemFrameIndex.get(vector)] != null) continue;
                 itemFrames[itemFrameIndex.get(vector)] = itemFrame;
-                lastModified = 0;
+                update = true;
 
                 ItemStack itemStack = new ItemStack(Material.FILLED_MAP, 1);
                 MapMeta mapMeta = (MapMeta) itemStack.getItemMeta();

MissileWars/build.gradle.kts

@@ -29,5 +29,15 @@ dependencies {
     compileOnly(libs.paperapi)
 
     compileOnly(libs.nms)
-    compileOnly(libs.worldedit)
+    compileOnly(libs.fawe)
+}
+
+tasks.register<FightServer>("MissileWars21") {
+    group = "run"
+    description = "Run a 1.21 Dev MissileWars"
+    dependsOn(":SpigotCore:shadowJar")
+    dependsOn(":MissileWars:jar")
+    template = "MissileWars"
+    worldName = "Great_Wall"
+    jar = "/jars/paper-1.21.6.jar"
 }

MissileWars/src/de/steamwar/misslewars/items/Missile.java

@@ -30,6 +30,8 @@ import com.sk89q.worldedit.function.operation.Operations;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.transform.AffineTransform;
 import com.sk89q.worldedit.session.ClipboardHolder;
+import com.sk89q.worldedit.util.SideEffect;
+import com.sk89q.worldedit.util.SideEffectSet;
 import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.block.BlockTypes;
 import de.steamwar.misslewars.MissileWars;
@@ -109,11 +111,17 @@ public class Missile extends SpecialItem {
         v = aT.apply(v.toVector3()).toBlockPoint();
         v = v.add(location.getBlockX(), location.getBlockY(), location.getBlockZ());
 
-        EditSession e = WorldEdit.getInstance().getEditSessionFactory().getEditSession(world, -1);
+        EditSession e = WorldEdit.getInstance().getEditSessionFactory()
+                .getEditSession(world, -1);
+        e.setSideEffectApplier(SideEffectSet.defaults()
+                .with(SideEffect.NEIGHBORS, SideEffect.State.ON)
+                .with(SideEffect.LIGHTING, SideEffect.State.ON)
+                .with(SideEffect.UPDATE, SideEffect.State.ON));
         ClipboardHolder ch = new ClipboardHolder(clipboard);
         ch.setTransform(aT);
         Operations.completeBlindly(ch.createPaste(e).to(v).ignoreAirBlocks(true).build());
         e.flushSession();
+
         return true;
     }
 

SchematicSystem/src/de/steamwar/schematicsystem/autocheck/AutoChecker.java

@@ -37,17 +37,27 @@ public class AutoChecker {
     public static final AutoChecker impl = new AutoChecker();
 
     public AutoCheckerResult check(Clipboard clipboard, GameModeConfig<Material, String> type) {
-        return AutoCheckerResult.builder().type(type).height(clipboard.getDimensions().x()).width(clipboard.getDimensions().x())
-                .depth(clipboard.getDimensions().z()).blockScanResult(scan(clipboard, type))
-                .entities(clipboard.getEntities().stream().map(Entity::getLocation)
-                        .map(blockVector3 -> new BlockPos(blockVector3.getBlockX(), blockVector3.getBlockY(), blockVector3.getBlockZ()))
-                        .collect(Collectors.toList()))
+        return AutoCheckerResult.builder()
+                .type(type)
+                .height(clipboard.getDimensions().y())
+                .width(clipboard.getDimensions().x())
+                .depth(clipboard.getDimensions().z())
+                .blockScanResult(scan(clipboard, type))
+                .entities(
+                        clipboard.getEntities().stream()
+                                .map(Entity::getLocation)
+                                .map(blockVector3 -> new BlockPos(blockVector3.getBlockX(), blockVector3.getBlockY(), blockVector3.getBlockZ()))
+                                .collect(Collectors.toList()))
                 .build();
     }
 
     public AutoCheckerResult sizeCheck(Clipboard clipboard, GameModeConfig<Material, String> type) {
-        return AutoCheckerResult.builder().type(type).height(clipboard.getDimensions().y()).width(clipboard.getDimensions().x())
-                .depth(clipboard.getDimensions().z()).build();
+        return AutoCheckerResult.builder()
+                .type(type)
+                .height(clipboard.getDimensions().y())
+                .width(clipboard.getDimensions().x())
+                .depth(clipboard.getDimensions().z())
+                .build();
     }
 
     public AutoChecker.BlockScanResult scan(Clipboard clipboard, GameModeConfig<Material, String> type) {
@@ -63,14 +73,19 @@ public class AutoChecker {
                         continue;
                     }
 
-                    result.getBlockCounts().merge(material, 1, Integer::sum);
+                    BlockPos pos = new BlockPos(x, y, z);
 
                     if (AutoCheckerItems.impl.getInventoryMaterials().contains(material)) {
-                        checkInventory(result, block, material, new BlockPos(x, y, z), type);
+                        checkInventory(result, block, material, pos, type);
+                        if (result.getDispenserItems().getOrDefault(pos, 0) > 0) {
+                            result.getBlockCounts().merge(material, 1, Integer::sum);
+                        }
+                    } else {
+                        result.getBlockCounts().merge(material, 1, Integer::sum);
                     }
 
                     if (x == min.x() || x == max.x() || y == max.y() || z == min.z() || z == max.z()) {
-                        result.getDesignBlocks().computeIfAbsent(material, m -> new ArrayList<>()).add(new BlockPos(x, y, z));
+                        result.getDesignBlocks().computeIfAbsent(material, m -> new ArrayList<>()).add(pos);
                     }
                 }
             }

SpigotCore/SpigotCore_Main/build.gradle.kts

@@ -59,8 +59,6 @@ dependencies {
     compileOnly(libs.netty)
     compileOnly(libs.brigadier)
     compileOnly(libs.fastutil)
-
-    implementation(libs.anvilgui)
 }
 
 widener {

SpigotCore/SpigotCore_Main/src/de/steamwar/techhider/TechHider.java

@@ -151,7 +151,7 @@ public class TechHider {
                 ClientboundSetHeldSlotPacket.class, // 7.1.104 Set Held Item (Player owning the channel)
                 ClientboundSetObjectivePacket.class, // 7.1.105 Update Objectives
                 ClientboundSetPlayerInventoryPacket.class, // 7.1.107 Set Player Inventory Slot (Player owning the channel)
-                // ClientboundSetPlayerTeamPacket.class, // 7.1.108 Update Teams
+                ClientboundSetPlayerTeamPacket.class, // 7.1.108 Update Teams
                 ClientboundSetScorePacket.class, // 7.1.109 Update Score
                 ClientboundSetSimulationDistancePacket.class, // 7.1.110 Set Simulation Distance
                 ClientboundSetSubtitleTextPacket.class, // 7.1.111 Set Subtitle Text

SpigotCore/SpigotCore_Main/src/net/wesjd/anvilgui/AnvilGUI.java

@@ -0,0 +1,890 @@
+package net.wesjd.anvilgui;
+
+import lombok.Getter;
+import lombok.NonNull;
+import net.md_5.bungee.api.chat.BaseComponent;
+import net.wesjd.anvilgui.version.VersionWrapper;
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.Listener;
+import org.bukkit.event.inventory.*;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+import org.bukkit.plugin.Plugin;
+
+import java.util.*;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.Executor;
+import java.util.function.BiConsumer;
+import java.util.function.BiFunction;
+import java.util.function.Consumer;
+import java.util.function.Function;
+import java.util.logging.Level;
+
+/**
+ * An anvil gui, used for gathering a user's input
+ *
+ * @author Wesley Smith
+ * @since 1.0
+ */
+public class AnvilGUI {
+
+    /**
+     * The local {@link VersionWrapper} object for the server's version
+     */
+    private static final VersionWrapper WRAPPER = VersionWrapper.INSTANCE;
+
+    /**
+     * The variable containing an item with air. Used when the item would be null.
+     * To keep the heap clean, this object only gets iniziaised once
+     */
+    private static final ItemStack AIR = new ItemStack(Material.AIR);
+    /**
+     * If the given ItemStack is null, return an air ItemStack, otherwise return the given ItemStack
+     *
+     * @param stack The ItemStack to check
+     * @return air or the given ItemStack
+     */
+    private static ItemStack itemNotNull(ItemStack stack) {
+        return stack == null ? AIR : stack;
+    }
+
+    /**
+     * The {@link Plugin} that this anvil GUI is associated with
+     */
+    private final Plugin plugin;
+    /**
+     * The player who has the GUI open
+     */
+    private final Player player;
+    /**
+     * An {@link Executor} that executes tasks on the main server thread
+     */
+    private final Executor mainThreadExecutor;
+    /**
+     * The title of the anvil inventory
+     */
+    private final Object titleComponent;
+    /**
+     * The initial contents of the inventory
+     */
+    private final ItemStack[] initialContents;
+    /**
+     * A state that decides where the anvil GUI is able to get closed by the user
+     */
+    private final boolean preventClose;
+
+    /**
+     * A set of slot numbers that are permitted to be interacted with by the user. An interactable
+     * slot is one that is able to be minipulated by the player, i.e. clicking and picking up an item,
+     * placing in a new one, etc.
+     */
+    private final Set<Integer> interactableSlots;
+
+    /** An {@link Consumer} that is called when the anvil GUI is close */
+    private final Consumer<StateSnapshot> closeListener;
+    /** A flag that decides whether the async click handler can be run concurrently */
+    private final boolean concurrentClickHandlerExecution;
+    /** An {@link BiFunction} that is called when a slot is clicked */
+    private final ClickHandler clickHandler;
+
+    /**
+     * The container id of the inventory, used for NMS methods
+     */
+    private int containerId;
+
+    /**
+     * The inventory that is used on the Bukkit side of things
+     */
+    @Getter
+    private Inventory inventory;
+    /**
+     * The listener holder class
+     */
+    private final ListenUp listener = new ListenUp();
+
+    /**
+     * Represents the state of the inventory being open
+     */
+    private boolean open;
+
+    /**
+     * The actual container backing the Anvil GUI
+     */
+    private VersionWrapper.AnvilContainerWrapper container;
+
+    /**
+     * Create an AnvilGUI
+     *
+     * @param plugin              A {@link org.bukkit.plugin.java.JavaPlugin} instance
+     * @param player              The {@link Player} to open the inventory for
+     * @param mainThreadExecutor  An {@link Executor} that executes on the main server thread
+     * @param titleComponent      What to have the text already set to
+     * @param initialContents     The initial contents of the inventory
+     * @param preventClose        Whether to prevent the inventory from closing
+     * @param closeListener       A {@link Consumer} when the inventory closes
+     * @param concurrentClickHandlerExecution Flag to allow concurrent execution of the click handler
+     * @param clickHandler        A {@link ClickHandler} that is called when the player clicks a slot
+     */
+    private AnvilGUI(
+            Plugin plugin,
+            Player player,
+            Executor mainThreadExecutor,
+            Object titleComponent,
+            ItemStack[] initialContents,
+            boolean preventClose,
+            Set<Integer> interactableSlots,
+            Consumer<StateSnapshot> closeListener,
+            boolean concurrentClickHandlerExecution,
+            ClickHandler clickHandler) {
+        this.plugin = plugin;
+        this.player = player;
+        this.mainThreadExecutor = mainThreadExecutor;
+        this.titleComponent = titleComponent;
+        this.initialContents = initialContents;
+        this.preventClose = preventClose;
+        this.interactableSlots = Collections.unmodifiableSet(interactableSlots);
+        this.closeListener = closeListener;
+        this.concurrentClickHandlerExecution = concurrentClickHandlerExecution;
+        this.clickHandler = clickHandler;
+    }
+
+    /**
+     * Opens the anvil GUI
+     */
+    private void openInventory() {
+        Bukkit.getPluginManager().registerEvents(listener, plugin);
+
+        container = WRAPPER.newContainerAnvil(player, titleComponent);
+
+        inventory = container.getBukkitInventory();
+        // We need to use setItem instead of setContents because a Minecraft ContainerAnvil
+        // contains two separate inventories: the result inventory and the ingredients inventory.
+        // The setContents method only updates the ingredients inventory unfortunately,
+        // but setItem handles the index going into the result inventory.
+        for (int i = 0; i < initialContents.length; i++) {
+            inventory.setItem(i, initialContents[i]);
+        }
+
+        containerId = WRAPPER.getNextContainerId(player, container);
+        WRAPPER.handleInventoryCloseEvent(player);
+        WRAPPER.sendPacketOpenWindow(player, containerId, titleComponent);
+        WRAPPER.setActiveContainer(player, container);
+        WRAPPER.setActiveContainerId(container, containerId);
+        WRAPPER.addActiveContainerSlotListener(container, player);
+
+        open = true;
+    }
+
+    /**
+     * Closes the inventory if it's open.
+     */
+    public void closeInventory() {
+        closeInventory(true);
+    }
+
+    /**
+     * Closes the inventory if it's open, only sending the close inventory packets if the arg is true
+     *
+     * @param sendClosePacket Whether to send the close inventory event, packet, etc
+     */
+    private void closeInventory(boolean sendClosePacket) {
+        if (!open) {
+            return;
+        }
+
+        open = false;
+
+        HandlerList.unregisterAll(listener);
+
+        inventory = container.getBukkitInventory();
+        // We need to use setItem instead of setContents because a Minecraft ContainerAnvil
+        // contains two separate inventories: the result inventory and the ingredients inventory.
+        // The setContents method only updates the ingredients inventory unfortunately,
+        // but setItem handles the index going into the result inventory.
+        for (int i = 0; i < initialContents.length; i++) {
+            inventory.setItem(i, new ItemStack(Material.AIR));
+        }
+
+        if (sendClosePacket) {
+            WRAPPER.handleInventoryCloseEvent(player);
+            WRAPPER.setActiveContainerDefault(player);
+            WRAPPER.sendPacketCloseWindow(player, containerId);
+        }
+
+        if (closeListener != null) {
+            closeListener.accept(StateSnapshot.fromAnvilGUI(this));
+        }
+    }
+
+    /**
+     * Updates the title of the AnvilGUI to the new one.
+     *
+     * @param literalTitle The title to use as literal text
+     * @param preserveRenameText Whether to preserve the entered rename text
+     * @throws IllegalArgumentException when literalTitle is null
+     * @see Builder#title(String)
+     */
+    public void setTitle(@NonNull String literalTitle, boolean preserveRenameText) {
+        setTitle(WRAPPER.literalChatComponent(literalTitle), preserveRenameText);
+    }
+
+    /**
+     * Updates the title of the AnvilGUI to the new one.
+     *
+     * @param json The json used to parse into a rich chat component
+     * @param preserveRenameText Whether to preserve the entered rename text
+     * @throws IllegalArgumentException when json is null
+     * @see Builder#jsonTitle(String)
+     */
+    public void setJsonTitle(@NonNull String json, boolean preserveRenameText) {
+        setTitle(WRAPPER.jsonChatComponent(json), preserveRenameText);
+    }
+
+    /**
+     * Updates the title of the AnvilGUI to the new one.
+     *
+     * @param title The title as a NMS ChatComponent
+     * @param preserveRenameText Whether to preserve the entered rename text
+     */
+    private void setTitle(Object title, boolean preserveRenameText) {
+        String renameText = container.getRenameText();
+        WRAPPER.sendPacketOpenWindow(player, containerId, title);
+        if (preserveRenameText) {
+            // The renameText field is marked as @Nullable in newer versions
+            container.setRenameText(renameText == null ? "" : renameText);
+        }
+    }
+
+    /**
+     * Simply holds the listeners for the GUI
+     */
+    private class ListenUp implements Listener {
+
+        /**
+         * Boolean storing the running status of the latest click handler to prevent double execution.
+         * All accesses to this boolean will be from the main server thread, except for the rare event
+         * that the plugin is disabled and the mainThreadExecutor throws an exception
+         */
+        private boolean clickHandlerRunning = false;
+
+        @EventHandler
+        public void onInventoryClick(InventoryClickEvent event) {
+            if (!event.getInventory().equals(inventory)) {
+                return;
+            }
+
+            final int rawSlot = event.getRawSlot();
+            // ignore items dropped outside the window
+            if (rawSlot == -999) return;
+
+            final Player clicker = (Player) event.getWhoClicked();
+            final Inventory clickedInventory = event.getClickedInventory();
+
+            if (clickedInventory != null) {
+                if (clickedInventory.equals(clicker.getInventory())) {
+                    // prevent players from merging items from the anvil inventory
+                    if (event.getClick().equals(ClickType.DOUBLE_CLICK)) {
+                        event.setCancelled(true);
+                        return;
+                    }
+                    // prevent shift moving items from players inv to the anvil inventory
+                    if (event.isShiftClick()) {
+                        event.setCancelled(true);
+                        return;
+                    }
+                }
+                // prevent players from swapping items in the anvil gui
+                if ((event.getCursor() != null && event.getCursor().getType() != Material.AIR)
+                        && !interactableSlots.contains(rawSlot)
+                        && event.getClickedInventory().equals(inventory)) {
+                    event.setCancelled(true);
+                    return;
+                }
+            }
+
+            if (rawSlot < 3 && rawSlot >= 0 || event.getAction().equals(InventoryAction.MOVE_TO_OTHER_INVENTORY)) {
+                event.setCancelled(true);
+                if (clickHandlerRunning && !concurrentClickHandlerExecution) {
+                    // A click handler is running, don't launch another one
+                    return;
+                }
+
+                final CompletableFuture<List<ResponseAction>> actionsFuture =
+                        clickHandler.apply(rawSlot, StateSnapshot.fromAnvilGUI(AnvilGUI.this));
+
+                final Consumer<List<ResponseAction>> actionsConsumer = actions -> {
+                    for (final ResponseAction action : actions) {
+                        action.accept(AnvilGUI.this, clicker);
+                    }
+                };
+
+                if (actionsFuture.isDone()) {
+                    // Fast-path without scheduling if clickHandler is performed in sync
+                    // Because the future is already completed, .join() will not block the server thread
+                    actionsFuture.thenAccept(actionsConsumer).join();
+                } else {
+                    clickHandlerRunning = true;
+                    // If the plugin is disabled and the Executor throws an exception, the exception will be passed to
+                    // the .handle method
+                    actionsFuture
+                            .thenAcceptAsync(actionsConsumer, mainThreadExecutor)
+                            .handle((results, exception) -> {
+                                if (exception != null) {
+                                    plugin.getLogger()
+                                            .log(
+                                                    Level.SEVERE,
+                                                    "An exception occurred in the AnvilGUI clickHandler",
+                                                    exception);
+                                }
+                                // Whether an exception occurred or not, set running to false
+                                clickHandlerRunning = false;
+                                return null;
+                            });
+                }
+            }
+        }
+
+        @EventHandler
+        public void onInventoryDrag(InventoryDragEvent event) {
+            if (event.getInventory().equals(inventory)) {
+                event.setCancelled(true);
+            }
+        }
+
+        @EventHandler
+        public void onInventoryClose(InventoryCloseEvent event) {
+            if (open && event.getInventory().equals(inventory)) {
+                closeInventory(false);
+                if (preventClose) {
+                    mainThreadExecutor.execute(AnvilGUI.this::openInventory);
+                }
+            }
+        }
+    }
+
+    /** A builder class for an {@link AnvilGUI} object */
+    public static class Builder {
+
+        /** An {@link Executor} that executes tasks on the main server thread */
+        private Executor mainThreadExecutor;
+        /** An {@link Consumer} that is called when the anvil GUI is close */
+        private Consumer<StateSnapshot> closeListener;
+        /** A flag that decides whether the async click handler can be run concurrently */
+        private boolean concurrentClickHandlerExecution = false;
+        /** An {@link Function} that is called when a slot in the inventory has been clicked */
+        private ClickHandler clickHandler;
+        /** A state that decides where the anvil GUI is able to be closed by the user */
+        private boolean preventClose = false;
+        /** A set of integers containing the slot numbers that should be modifiable by the user. */
+        private Set<Integer> interactableSlots = Collections.emptySet();
+        /** The {@link Plugin} that this anvil GUI is associated with */
+        private Plugin plugin;
+        /** The text that will be displayed to the user */
+        private Object titleComponent = WRAPPER.literalChatComponent("Repair & Name");
+        /** The starting text on the item */
+        private String itemText;
+        /** An {@link ItemStack} to be put in the left input slot */
+        private ItemStack itemLeft;
+        /** An {@link ItemStack} to be put in the right input slot */
+        private ItemStack itemRight;
+        /** An {@link ItemStack} to be placed in the output slot */
+        private ItemStack itemOutput;
+
+        /**
+         * Set a custom main server thread executor. Useful for plugins targeting Folia.
+         *
+         * @param executor The executor to run tasks on
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException when the executor is null
+         */
+        public Builder mainThreadExecutor(@NonNull Executor executor) {
+            this.mainThreadExecutor = executor;
+            return this;
+        }
+
+        /**
+         * Prevents the closing of the anvil GUI by the user
+         *
+         * @return The {@link Builder} instance
+         */
+        public Builder preventClose() {
+            preventClose = true;
+            return this;
+        }
+
+        /**
+         * Permit the user to modify (take items in and out) the slot numbers provided.
+         *
+         * @param slots A varags param for the slot numbers. You can avoid relying on magic constants by using
+         *              the {@link AnvilGUI.Slot} class.
+         * @return The {@link Builder} instance
+         */
+        public Builder interactableSlots(int... slots) {
+            final Set<Integer> newValue = new HashSet<>();
+            for (int slot : slots) {
+                newValue.add(slot);
+            }
+            interactableSlots = newValue;
+            return this;
+        }
+
+        /**
+         * Listens for when the inventory is closed
+         *
+         * @param closeListener An {@link Consumer} that is called when the anvil GUI is closed
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException when the closeListener is null
+         */
+        public Builder onClose(@NonNull Consumer<StateSnapshot> closeListener) {
+            this.closeListener = closeListener;
+            return this;
+        }
+
+        /**
+         * Do an action when a slot is clicked in the inventory
+         * <p>
+         * The ClickHandler is only called when the previous execution of the ClickHandler has finished.
+         * To alter this behaviour use {@link #allowConcurrentClickHandlerExecution()}
+         *
+         * @param clickHandler A {@link ClickHandler} that is called when the user clicks a slot. The
+         *                     {@link Integer} is the slot number corresponding to {@link Slot}, the
+         *                     {@link StateSnapshot} contains information about the current state of the anvil,
+         *                     and the response is a {@link CompletableFuture} that will eventually return a
+         *                     list of {@link ResponseAction} to execute in the order that they are supplied.
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException when the function supplied is null
+         */
+        public Builder onClickAsync(@NonNull ClickHandler clickHandler) {
+            this.clickHandler = clickHandler;
+            return this;
+        }
+
+        /**
+         * By default, the {@link #onClickAsync(ClickHandler) async click handler} will not run concurrently
+         * and instead wait for the previous {@link CompletableFuture} to finish before executing it again.
+         * <p>
+         * If this trait is desired, it can be enabled by calling this method but may lead to inconsistent
+         * behaviour if not handled properly.
+         *
+         * @return The {@link Builder} instance
+         */
+        public Builder allowConcurrentClickHandlerExecution() {
+            this.concurrentClickHandlerExecution = true;
+            return this;
+        }
+
+        /**
+         * Do an action when a slot is clicked in the inventory
+         *
+         * @param clickHandler A {@link BiFunction} that is called when the user clicks a slot. The
+         *                     {@link Integer} is the slot number corresponding to {@link Slot}, the
+         *                     {@link StateSnapshot} contains information about the current state of the anvil,
+         *                     and the response is a list of {@link ResponseAction} to execute in the order
+         *                     that they are supplied.
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException when the function supplied is null
+         */
+        public Builder onClick(@NonNull BiFunction<Integer, StateSnapshot, List<ResponseAction>> clickHandler) {
+            this.clickHandler =
+                    (slot, stateSnapshot) -> CompletableFuture.completedFuture(clickHandler.apply(slot, stateSnapshot));
+            return this;
+        }
+
+        /**
+         * Sets the plugin for the {@link AnvilGUI}
+         *
+         * @param plugin The {@link Plugin} this anvil GUI is associated with
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException if the plugin is null
+         */
+        public Builder plugin(@NonNull Plugin plugin) {
+            this.plugin = plugin;
+            return this;
+        }
+
+        /**
+         * Sets the initial item-text that is displayed to the user.
+         * <br><br>
+         * If the usage of Adventure Components is desired, you must create an item, set the displayname of it
+         * and put it into the AnvilGUI via {@link #itemLeft(ItemStack)} manually.
+         *
+         * @param text The initial name of the item in the anvil
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException if the text is null
+         */
+        public Builder text(@NonNull String text) {
+            this.itemText = text;
+            return this;
+        }
+
+        /**
+         * Sets the AnvilGUI title that is to be displayed to the user.
+         * <br>
+         * The provided title will be treated as literal text.
+         *
+         * @param title The title that is to be displayed to the user
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException if the title is null
+         */
+        public Builder title(@NonNull String title) {
+            this.titleComponent = WRAPPER.literalChatComponent(title);
+            return this;
+        }
+
+        /**
+         * Sets the AnvilGUI title that is to be displayed to the user.
+         * <br>
+         * The provided json will be parsed into rich chat components.
+         *
+         * @param json The title that is to be displayed to the user
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException if the title is null
+         * @see net.md_5.bungee.chat.ComponentSerializer#toString(BaseComponent)
+         */
+        public Builder jsonTitle(@NonNull String json) {
+            this.titleComponent = WRAPPER.jsonChatComponent(json);
+            return this;
+        }
+
+        /**
+         * Sets the {@link ItemStack} to be put in the first slot
+         *
+         * @param item The {@link ItemStack} to be put in the first slot
+         * @return The {@link Builder} instance
+         * @throws IllegalArgumentException if the {@link ItemStack} is null
+         */
+        public Builder itemLeft(@NonNull ItemStack item) {
+            this.itemLeft = item;
+            return this;
+        }
+
+        /**
+         * Sets the {@link ItemStack} to be put in the second slot
+         *
+         * @param item The {@link ItemStack} to be put in the second slot
+         * @return The {@link Builder} instance
+         */
+        public Builder itemRight(ItemStack item) {
+            this.itemRight = item;
+            return this;
+        }
+
+        /**
+         * Sets the {@link ItemStack} to be put in the output slot
+         *
+         * @param item The {@link ItemStack} to be put in the output slot
+         * @return The {@link Builder} instance
+         */
+        public Builder itemOutput(ItemStack item) {
+            this.itemOutput = item;
+            return this;
+        }
+
+        /**
+         * Creates the anvil GUI and opens it for the player
+         *
+         * @param player The {@link Player} the anvil GUI should open for
+         * @return The {@link AnvilGUI} instance from this builder
+         * @throws IllegalArgumentException when the onClick function, plugin, or player is null
+         */
+        public AnvilGUI open(@NonNull Player player) {
+            if (plugin == null) {
+                throw new IllegalStateException("An AnvilGUI plugin has not been set!");
+            }
+            if (clickHandler == null) {
+                throw new IllegalStateException("An AnvilGUI clickHandler has not been set!");
+            }
+
+            if (itemText != null) {
+                if (itemLeft == null) {
+                    itemLeft = new ItemStack(Material.PAPER);
+                }
+
+                ItemMeta paperMeta = itemLeft.getItemMeta();
+                paperMeta.setDisplayName(itemText);
+                itemLeft.setItemMeta(paperMeta);
+            }
+
+            // If no executor is specified, execute all tasks with the BukkitScheduler
+            if (mainThreadExecutor == null) {
+                mainThreadExecutor = task -> Bukkit.getScheduler().runTask(plugin, task);
+            }
+
+            final AnvilGUI anvilGUI = new AnvilGUI(
+                    plugin,
+                    player,
+                    mainThreadExecutor,
+                    titleComponent,
+                    new ItemStack[] {itemLeft, itemRight, itemOutput},
+                    preventClose,
+                    interactableSlots,
+                    closeListener,
+                    concurrentClickHandlerExecution,
+                    clickHandler);
+            anvilGUI.openInventory();
+            return anvilGUI;
+        }
+    }
+
+    /**
+     * A handler that is called when the user clicks a slot. The
+     * {@link Integer} is the slot number corresponding to {@link Slot}, the
+     * {@link StateSnapshot} contains information about the current state of the anvil,
+     * and the response is a {@link CompletableFuture} that will eventually return a
+     * list of {@link ResponseAction} to execute in the order that they are supplied.
+     */
+    @FunctionalInterface
+    public interface ClickHandler extends BiFunction<Integer, StateSnapshot, CompletableFuture<List<ResponseAction>>> {}
+
+    /** An action to run in response to a player clicking the output slot in the GUI. This interface is public
+     * and permits you, the developer, to add additional response features easily to your custom AnvilGUIs. */
+    @FunctionalInterface
+    public interface ResponseAction extends BiConsumer<AnvilGUI, Player> {
+
+        /**
+         * Replace the input text box value with the provided text value.
+         *
+         * Before using this method, it must be verified by the caller that items are either in
+         * {@link Slot#INPUT_LEFT} or {@link Slot#OUTPUT} present.
+         *
+         * @param text The text to write in the input box
+         * @return The {@link ResponseAction} to achieve the text replacement
+         * @throws IllegalArgumentException when the text is null
+         * @throws IllegalStateException when the slots {@link Slot#INPUT_LEFT} and {@link Slot#OUTPUT} are <code>null</code>
+         */
+        static ResponseAction replaceInputText(@NonNull String text) {
+            return (anvilgui, player) -> {
+                ItemStack item = anvilgui.getInventory().getItem(Slot.OUTPUT);
+                if (item == null) {
+                    // Fallback on left input slot if player hasn't typed anything yet
+                    item = anvilgui.getInventory().getItem(Slot.INPUT_LEFT);
+                }
+                if (item == null) {
+                    throw new IllegalStateException(
+                            "replaceInputText can only be used if slots OUTPUT or INPUT_LEFT are not empty");
+                }
+
+                final ItemStack cloned = item.clone();
+                final ItemMeta meta = cloned.getItemMeta();
+                meta.setDisplayName(text);
+                cloned.setItemMeta(meta);
+                anvilgui.getInventory().setItem(Slot.INPUT_LEFT, cloned);
+            };
+        }
+
+        /**
+         * Updates the title of the AnvilGUI to the new one.
+         *
+         * @param literalTitle The title to use as literal text
+         * @param preserveRenameText Whether to preserve the entered rename text
+         * @throws IllegalArgumentException when literalTitle is null
+         * @see Builder#title(String)
+         */
+        static ResponseAction updateTitle(@NonNull String literalTitle, boolean preserveRenameText) {
+            return (anvilGUI, player) -> anvilGUI.setTitle(literalTitle, preserveRenameText);
+        }
+
+        /**
+         * Updates the title of the AnvilGUI to the new one.
+         *
+         * @param json The json used to parse into a rich chat component
+         * @param preserveRenameText Whether to preserve the entered rename text
+         * @throws IllegalArgumentException when json is null
+         * @see Builder#jsonTitle(String)
+         */
+        static ResponseAction updateJsonTitle(@NonNull String json, boolean preserveRenameText) {
+            return (anvilGUI, player) -> anvilGUI.setJsonTitle(json, preserveRenameText);
+        }
+
+        /**
+         * Open another inventory
+         * @param otherInventory The inventory to open
+         * @return The {@link ResponseAction} to achieve the inventory open
+         * @throws IllegalArgumentException when the otherInventory is null
+         */
+        static ResponseAction openInventory(@NonNull Inventory otherInventory) {
+            return (anvilgui, player) -> player.openInventory(otherInventory);
+        }
+
+        /**
+         * Close the AnvilGUI
+         * @return The {@link ResponseAction} to achieve closing the AnvilGUI
+         */
+        static ResponseAction close() {
+            return (anvilgui, player) -> anvilgui.closeInventory();
+        }
+
+        /**
+         * Run the provided runnable
+         * @param runnable The runnable to run
+         * @return The {@link ResponseAction} to achieve running the runnable
+         * @throws IllegalArgumentException when the runnable is null
+         */
+        static ResponseAction run(@NonNull Runnable runnable) {
+            return (anvilgui, player) -> runnable.run();
+        }
+    }
+
+    /**
+     * Represents a response when the player clicks the output item in the anvil GUI
+     * @deprecated Since 1.6.2, use {@link ResponseAction}
+     */
+    @Deprecated
+    public static class Response {
+        /**
+         * Returns an {@link Response} object for when the anvil GUI is to close
+         * @return An {@link Response} object for when the anvil GUI is to display text to the user
+         * @deprecated Since 1.6.2, use {@link ResponseAction#close()}
+         */
+        public static List<ResponseAction> close() {
+            return Arrays.asList(ResponseAction.close());
+        }
+
+        /**
+         * Returns an {@link Response} object for when the anvil GUI is to display text to the user
+         *
+         * @param text The text that is to be displayed to the user
+         * @return A list containing the {@link ResponseAction} for legacy compat
+         * @deprecated Since 1.6.2, use {@link ResponseAction#replaceInputText(String)}
+         */
+        public static List<ResponseAction> text(String text) {
+            return Arrays.asList(ResponseAction.replaceInputText(text));
+        }
+
+        /**
+         * Returns an {@link Response} object for when the GUI should open the provided inventory
+         *
+         * @param inventory The inventory to open
+         * @return A list containing the {@link ResponseAction} for legacy compat
+         * @deprecated Since 1.6.2, use {@link ResponseAction#openInventory(Inventory)}
+         */
+        public static List<ResponseAction> openInventory(Inventory inventory) {
+            return Arrays.asList(ResponseAction.openInventory(inventory));
+        }
+    }
+
+    /**
+     * Class wrapping the magic constants of slot numbers in an anvil GUI
+     */
+    public static class Slot {
+
+        private static final int[] values = new int[] {Slot.INPUT_LEFT, Slot.INPUT_RIGHT, Slot.OUTPUT};
+
+        /**
+         * The slot on the far left, where the first input is inserted. An {@link ItemStack} is always inserted
+         * here to be renamed
+         */
+        public static final int INPUT_LEFT = 0;
+        /**
+         * Not used, but in a real anvil you are able to put the second item you want to combine here
+         */
+        public static final int INPUT_RIGHT = 1;
+        /**
+         * The output slot, where an item is put when two items are combined from {@link #INPUT_LEFT} and
+         * {@link #INPUT_RIGHT} or {@link #INPUT_LEFT} is renamed
+         */
+        public static final int OUTPUT = 2;
+
+        /**
+         * Get all anvil slot values
+         *
+         * @return The array containing all possible anvil slots
+         */
+        public static int[] values() {
+            return values;
+        }
+    }
+
+    /** Represents a snapshot of the state of an AnvilGUI */
+    public static final class StateSnapshot {
+
+        /**
+         * Create an {@link StateSnapshot} from the current state of an {@link AnvilGUI}
+         * @param anvilGUI The instance to take the snapshot of
+         * @return The snapshot
+         */
+        private static StateSnapshot fromAnvilGUI(AnvilGUI anvilGUI) {
+            final Inventory inventory = anvilGUI.getInventory();
+            return new StateSnapshot(
+                    itemNotNull(inventory.getItem(Slot.INPUT_LEFT)).clone(),
+                    itemNotNull(inventory.getItem(Slot.INPUT_RIGHT)).clone(),
+                    itemNotNull(inventory.getItem(Slot.OUTPUT)).clone(),
+                    anvilGUI.player);
+        }
+
+        /**
+         * The {@link ItemStack} in the anvilGui slots
+         */
+        private final ItemStack leftItem, rightItem, outputItem;
+
+        /**
+         * The {@link Player} that clicked the output slot
+         */
+        private final Player player;
+
+        /**
+         * The event parameter constructor
+         * @param leftItem The left item in the combine slot of the anvilGUI
+         * @param rightItem The right item in the combine slot of the anvilGUI
+         * @param outputItem The item that would have been outputted, when the items would have been combined
+         * @param player The player that clicked the output slot
+         */
+        public StateSnapshot(ItemStack leftItem, ItemStack rightItem, ItemStack outputItem, Player player) {
+            this.leftItem = leftItem;
+            this.rightItem = rightItem;
+            this.outputItem = outputItem;
+            this.player = player;
+        }
+
+        /**
+         * It returns the item in the left combine slot of the gui
+         *
+         * @return The leftItem
+         */
+        public ItemStack getLeftItem() {
+            return leftItem;
+        }
+
+        /**
+         * It returns the item in the right combine slot of the gui
+         *
+         * @return The rightItem
+         */
+        public ItemStack getRightItem() {
+            return rightItem;
+        }
+
+        /**
+         * It returns the output item that would have been the result
+         * by combining the left and right one
+         *
+         * @return The outputItem
+         */
+        public ItemStack getOutputItem() {
+            return outputItem;
+        }
+
+        /**
+         * It returns the player that clicked onto the output slot
+         *
+         * @return The player
+         */
+        public Player getPlayer() {
+            return player;
+        }
+
+        /**
+         * It returns the text the player typed into the rename field
+         *
+         * @return The text of the rename field
+         */
+        public String getText() {
+            return outputItem.hasItemMeta() ? outputItem.getItemMeta().getDisplayName() : "";
+        }
+    }
+}

SpigotCore/SpigotCore_Main/src/net/wesjd/anvilgui/version/VersionWrapper.java

@@ -0,0 +1,151 @@
+package net.wesjd.anvilgui.version;
+
+import net.minecraft.core.BlockPos;
+import net.minecraft.core.component.DataComponents;
+import net.minecraft.network.chat.Component;
+import net.minecraft.network.protocol.game.ClientboundContainerClosePacket;
+import net.minecraft.network.protocol.game.ClientboundOpenScreenPacket;
+import net.minecraft.network.protocol.game.ClientboundSetExperiencePacket;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.world.inventory.AnvilMenu;
+import net.minecraft.world.inventory.ContainerLevelAccess;
+import net.minecraft.world.inventory.MenuType;
+import net.minecraft.world.inventory.Slot;
+import org.bukkit.craftbukkit.CraftWorld;
+import org.bukkit.craftbukkit.entity.CraftPlayer;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
+import org.bukkit.craftbukkit.util.CraftChatMessage;
+import org.bukkit.entity.Player;
+import org.bukkit.event.inventory.InventoryCloseEvent;
+import org.bukkit.inventory.Inventory;
+
+public final class VersionWrapper {
+    public static final VersionWrapper INSTANCE = new VersionWrapper();
+
+    /**
+     * Interface implemented by the custom NMS AnvilContainer used to interact with it directly
+     */
+    public interface AnvilContainerWrapper {
+
+        /**
+         * Retrieves the raw text that has been entered into the Anvil at the moment
+         * <br><br>
+         * This field is marked as public in the Minecraft AnvilContainer only from Minecraft 1.11 and upwards
+         *
+         * @return The raw text in the rename field
+         */
+        default String getRenameText() {
+            return null;
+        }
+
+        /**
+         * Sets the provided text as the literal hovername of the item in the left input slot
+         *
+         * @param text The text to set
+         */
+        default void setRenameText(String text) {
+        }
+
+        /**
+         * Gets the {@link Inventory} wrapper of the NMS container
+         *
+         * @return The inventory of the NMS container
+         */
+        Inventory getBukkitInventory();
+    }
+
+    private static class AnvilContainer extends AnvilMenu implements AnvilContainerWrapper {
+        public AnvilContainer(Player player, int containerId, Component guiTitle) {
+            super(
+                    containerId,
+                    ((CraftPlayer) player).getHandle().getInventory(),
+                    ContainerLevelAccess.create(((CraftWorld) player.getWorld()).getHandle(), new BlockPos(0, 0, 0))
+            );
+            this.checkReachable = false;
+            setTitle(guiTitle);
+        }
+
+        public int getContainerId() {
+            return this.containerId;
+        }
+
+        public String getRenameText() {
+            return this.itemName;
+        }
+
+        public void setRenameText(String text) {
+            // If an item is present in the left input slot change its hover name to the literal text.
+            Slot inputLeft = getSlot(0);
+            if (inputLeft.hasItem()) {
+                inputLeft.getItem()
+                        .set(DataComponents.CUSTOM_NAME, Component.literal(text));
+            }
+        }
+
+        public Inventory getBukkitInventory() {
+            return this.getBukkitView().getTopInventory();
+        }
+    }
+
+    private int getRealNextContainerId(Player player) {
+        return toNMS(player).nextContainerCounter();
+    }
+
+    /**
+     * Turns a {@link Player} into an NMS one
+     *
+     * @param player The player to be converted
+     * @return the NMS EntityPlayer
+     */
+    private ServerPlayer toNMS(Player player) {
+        return ((CraftPlayer) player).getHandle();
+    }
+
+    public int getNextContainerId(Player player, AnvilContainerWrapper container) {
+        return ((AnvilContainer) container).getContainerId();
+    }
+
+    public void handleInventoryCloseEvent(Player player) {
+        CraftEventFactory.handleInventoryCloseEvent(toNMS(player), InventoryCloseEvent.Reason.UNKNOWN);
+        toNMS(player).doCloseContainer();
+    }
+
+    public void sendPacketOpenWindow(Player player, int containerId, Object inventoryTitle) {
+        toNMS(player).connection.send(new ClientboundOpenScreenPacket(containerId, MenuType.ANVIL, (Component) inventoryTitle));
+    }
+
+    public void sendPacketCloseWindow(Player player, int containerId) {
+        toNMS(player).connection.send(new ClientboundContainerClosePacket(containerId));
+    }
+
+    public void sendPacketExperienceChange(Player player, int experienceLevel) {
+        toNMS(player).connection.send(new ClientboundSetExperiencePacket(0f, 0, experienceLevel));
+    }
+
+    public void setActiveContainerDefault(Player player) {
+        toNMS(player).containerMenu = toNMS(player).inventoryMenu;
+    }
+
+    public void setActiveContainer(Player player, AnvilContainerWrapper container) {
+        toNMS(player).containerMenu = (AnvilMenu) container;
+    }
+
+    public void setActiveContainerId(AnvilContainerWrapper container, int containerId) {
+    }
+
+    public void addActiveContainerSlotListener(AnvilContainerWrapper container, Player player) {
+        toNMS(player).initMenu((AnvilMenu) container);
+    }
+
+    public AnvilContainerWrapper newContainerAnvil(Player player, Object title) {
+        return new AnvilContainer(player, getRealNextContainerId(player), (Component) title);
+    }
+
+    public Object literalChatComponent(String content) {
+        return Component.literal(content);
+    }
+
+    public Object jsonChatComponent(String json) {
+        return CraftChatMessage.fromJSON(json);
+    }
+}

VelocityCore/Dependencies/src/de/steamwar/velocitycore/advancements/Items.java

@@ -0,0 +1,43 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.advancements;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonObject;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.net.URI;
+
+public class Items {
+
+    /**
+     * Loaded from https://github.com/retrooper/packetevents/blob/2.0/mappings/registries/item.json
+     */
+    public static final JsonObject values;
+
+    static {
+        try {
+            values = new Gson().fromJson(new BufferedReader(new InputStreamReader(URI.create("https://raw.githubusercontent.com/retrooper/packetevents/refs/heads/2.0/mappings/registries/item.json").toURL().openConnection().getInputStream())), JsonObject.class);
+        } catch (Exception e) {
+            throw new IllegalStateException(e);
+        }
+    }
+}

VelocityCore/Persistent/src/de/steamwar/persistent/Subserver.java

@@ -80,7 +80,7 @@ public class Subserver {
     static void shutdown() {
         while (!serverList.isEmpty()) {
             Subserver server = serverList.get(0);
-            server.stop();
+            server.sleep();
         }
     }
 
@@ -138,7 +138,7 @@ public class Subserver {
         writer.println(command);
     }
 
-    public void stop() {
+    public void sleep() {
         try {
             long pid = process.pid();
             if (checkpoint) {
@@ -152,9 +152,32 @@ public class Subserver {
 
         try {
             if (!process.waitFor(1, TimeUnit.MINUTES)) {
-                logger.log(Level.SEVERE, () -> serverName + " did not stop correctly, forcibly stopping!");
-                process.destroyForcibly();
+                forceStop();
             }
+        } catch (InterruptedException e) {
+            logger.log(Level.SEVERE, "Subserver stop interrupted!", e);
+            Thread.currentThread().interrupt();
+        }
+    }
+
+    public void stop() {
+        try {
+            process.destroy();
+            if (!process.waitFor(1, TimeUnit.MINUTES)) {
+                forceStop();
+            } else if (thread.isAlive()) {
+                thread.join();
+            }
+        } catch (InterruptedException e) {
+            logger.log(Level.SEVERE, "Subserver stop interrupted!", e);
+            Thread.currentThread().interrupt();
+        }
+    }
+
+    public void forceStop() {
+        try {
+            logger.log(Level.SEVERE, () -> serverName + " did not stop correctly, forcibly stopping!");
+            process.destroyForcibly();
 
             if (thread.isAlive()) thread.join();
         } catch (InterruptedException e) {
@@ -196,7 +219,7 @@ public class Subserver {
     protected void register() {
         if (Persistent.getInstance().getProxy().getServer(serverName).isPresent()) {
             SecurityException e = new SecurityException("Server already registered: " + serverName);
-            stop();
+            sleep();
             failureCallback.accept(e);
             throw e;
         }

VelocityCore/src/de/steamwar/command/SWCommand.java

@@ -20,6 +20,7 @@
 package de.steamwar.command;
 
 import com.velocitypowered.api.command.SimpleCommand;
+import com.velocitypowered.api.command.SimpleCommand.Invocation;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.sql.UserPerm;
@@ -91,11 +92,15 @@ public class SWCommand extends AbstractSWCommand<Chatter> {
 
             @Override
             public boolean hasPermission(Invocation invocation) {
-                return permission == null || Chatter.of(invocation.source()).user().perms().contains(permission);
+                return SWCommand.this.hasPermission(invocation);
             }
         };
     }
 
+    protected boolean hasPermission(Invocation invocation) {
+        return permission == null || Chatter.of(invocation.source()).user().perms().contains(permission);
+    }
+
     @Override
     public void unregister() {
         if (command == null) return;

VelocityCore/src/de/steamwar/messages/BungeeCore.properties

@@ -271,7 +271,8 @@ CHALLENGE_ACCEPT_HOVER = §aAccept challenge
 #EventCommand
 EVENT_TIME_FORMAT = HH:mm
 EVENT_DATE_FORMAT = dd.MM.
-EVENT_USAGE = §8/§7event §8[§eTeam§8] - §7To teleport to a fight
+EVENT_TEAM_USAGE = §8/§7event team §8[§eTeam§8] - §7To teleport to a fight
+EVENT_SHOW_FIGHTS_USAGE = §8/§7event showfights §8[§eEvent§8] - §7To show the fights of that Event
 EVENT_NO_TEAM = §cThis team does not exist
 EVENT_NO_FIGHT_TEAM = §cThis team has no current fight
 EVENT_NO_CURRENT = §cThere is no event taking place currently
@@ -282,9 +283,13 @@ EVENT_COMING_SCHEM_DEADLINE = §7  Submission deadline§8: §7{0}
 EVENT_COMING_TEAMS = §7  With§8: {0}
 EVENT_COMING_TEAM = §{0}{1}
 EVENT_CURRENT_EVENT = §e§l{0}
-EVENT_CURRENT_FIGHT = §7{0} §{1}{2}§8 vs §{3}{4}
+EVENT_CURRENT_FIGHT_1 = §7{0} §{1}{2}
+EVENT_CURRENT_FIGHT_VS = §8 vs
+EVENT_CURRENT_FIGHT_2 =  §{1}{2}
 EVENT_CURRENT_FIGHT_WIN = §8: §7Victory §{0}{1}
 EVENT_CURRENT_FIGHT_DRAW = §8: §7Draw
+EVENT_TEAM_TABLE = §{0}{1}{2} §8 with §e{3} §7points
+EVENT_SHOW_TABLE_USAGE = §8/§7event showtable §8[§eEvent§8] - §7To show the table of that Event
 
 #EventRescheduleCommand
 EVENTRESCHEDULE_USAGE = §8/§7eventreschedule §8[§eTeam1§8] [§eTeam2§8]
@@ -751,3 +756,9 @@ DC_SCHEMUPLOAD_IGNORED = Skipping `{0}`, not a schematic file.
 DC_SCHEMUPLOAD_INVCHAR = `{0}` has invalid characters in its name.
 DC_SCHEMUPLOAD_SUCCESS = `{0}` was uploaded successfully.
 DC_SCHEMUPLOAD_ERROR = An error has occured during the upload of `{0}`. For more information ask a Developer.
+
+UTIL_LIST_BACK_ARROW = §8««
+UTIL_LIST_BACK_ARROW_HOVER = §ePrevious page
+UTIL_LIST_PAGE =  §e Page §7({0}/{1})
+UTIL_LIST_NEXT = §8 »»
+UTIL_LIST_NEXT_HOVER = §eNext page

VelocityCore/src/de/steamwar/messages/BungeeCore_de.properties

@@ -253,7 +253,8 @@ CHALLENGE_ACCEPT_HOVER = §aHerausforderung annehmen
 #EventCommand
 EVENT_TIME_FORMAT = HH:mm
 EVENT_DATE_FORMAT = dd.MM.
-EVENT_USAGE = §8/§7event §8[§eTeam§8] - §7Um dich zum Kampf zu teleportieren
+EVENT_TEAM_USAGE=§8/§7event team §8[§eTeam§8] - §7Um dich zum Kampf zu teleportieren
+EVENT_SHOW_FIGHTS_USAGE = §8/§7event showfights §8[§eEvent§8] - §7Um die fights des Events zu zeigen
 EVENT_NO_TEAM = §cDieses Team gibt es nicht
 EVENT_NO_FIGHT_TEAM = §cDas Team kämpft derzeit nicht
 EVENT_NO_CURRENT = §cDerzeit findet kein Event statt
@@ -264,9 +265,10 @@ EVENT_COMING_SCHEM_DEADLINE = §7  Einsendeschluss§8: §7{0}
 EVENT_COMING_TEAMS = §7  Mit§8: {0}
 EVENT_COMING_TEAM = §{0}{1}
 EVENT_CURRENT_EVENT = §e§l{0}
-EVENT_CURRENT_FIGHT = §7{0} §{1}{2}§8 vs §{3}{4}
 EVENT_CURRENT_FIGHT_WIN = §8: §7Sieg §{0}{1}
 EVENT_CURRENT_FIGHT_DRAW = §8: §7Unentschieden
+EVENT_TEAM_TABLE = §{0}{1}{2} §8 mit §e{3} §7Punkten
+EVENT_SHOW_TABLE_USAGE = §8/§7event showtable §8[§eEvent§8] - §7Um die Tabelle des Events zu zeigen.
 
 #EventRescheduleCommand
 EVENTRESCHEDULE_USAGE = §8/§7eventreschedule §8[§eTeam1§8] [§eTeam2§8]

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

@@ -55,7 +55,7 @@ public class ServerStarter {
     public static final String WORLDS_BASE_PATH = WORLDS_FOLDER + "/userworlds";
     public static final String BUILDER_BASE_PATH = WORLDS_FOLDER + "/builder";
 
-    private static final String WORLDS_STORAGE_BASE_PATH = "/mnt/storage/worlds/userworlds";
+    public static final String WORLDS_STORAGE_BASE_PATH = "/mnt/storage/worlds/userworlds";
 
     private File directory = null;
     private String worldDir = null;
@@ -201,8 +201,11 @@ public class ServerStarter {
 
     private void tempWorld(String template) {
         worldDir = TEMP_WORLD_PATH;
-        worldSetup = () -> copyWorld(node, template, worldDir + worldName);
-        worldCleanup = () -> SubserverSystem.deleteFolder(node, worldDir + worldName);
+        worldSetup = () -> {
+            mkdirWorldDir(node, worldDir);
+            copyWorld(node, template, new File(worldDir, worldName).getPath());
+        };
+        worldCleanup = () -> SubserverSystem.deleteFolder(node, new File(worldDir, worldName).getPath());
     }
 
     private void buildWithTemp(Player owner) {
@@ -213,7 +216,7 @@ public class ServerStarter {
             if (startingBau(owner)) return false;
 
             Bauserver subserver = Bauserver.get(owner.getUniqueId());
-            if (subserver != null && subserver.isStarted()) subserver.stop();
+            if (subserver != null && subserver.isStarted()) subserver.sleep();
 
             return !startingBau(owner);
         };
@@ -354,6 +357,10 @@ public class ServerStarter {
         return serverName.replace(' ', '_').replace("[", "").replace("]", "").replace(".", "");
     }
 
+    public static void mkdirWorldDir(Node node, String targetDir) {
+        node.execute("mkdir", "p", targetDir);
+    }
+
     public static void copyWorld(Node node, String template, String target) {
         node.execute("cp", "-r", template, target);
     }
@@ -396,4 +403,4 @@ public class ServerStarter {
         }
     }
 
-}
+}

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

@@ -0,0 +1,340 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.advancements;
+
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.proxy.connection.MinecraftSessionHandler;
+import com.velocitypowered.proxy.connection.client.ConnectedPlayer;
+import com.velocitypowered.proxy.protocol.MinecraftPacket;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import com.velocitypowered.proxy.protocol.packet.chat.ComponentHolder;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.SteamwarUser;
+import io.netty.buffer.ByteBuf;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import lombok.ToString;
+import net.kyori.adventure.text.Component;
+
+import java.util.*;
+import java.util.function.BiFunction;
+import java.util.function.Function;
+
+@RequiredArgsConstructor
+public class Advancement {
+
+    protected static final Map<SteamwarUser, Map<Advancement.Value.Key, Advancement.Value>> values = new HashMap<>();
+
+    {
+        Advancements.all.add(this);
+    }
+
+    protected final Map<SteamwarUser, Advancement.Data> data = new HashMap<>();
+    protected final Map<SteamwarUser, Advancement.Value> value = new HashMap<>();
+
+    public Advancement.Data get(SteamwarUser user) {
+        return get(user, Data::new);
+    }
+
+    public Advancement.Data get(SteamwarUser user, BiFunction<Advancement, SteamwarUser, Data> function) {
+        if (data.containsKey(user)) return data.get(user);
+        return function.apply(this, user);
+    }
+
+    private final String identifier;
+    private final Optional<Advancement> parent;
+    private final Display display;
+
+    private final HidePolicy hidePolicy;
+    private final int total;
+
+    private final Function<SteamwarUser, Integer> progressCalculator;
+
+    @Override
+    public String toString() {
+        StringBuilder st = new StringBuilder();
+        st.append("Advancement(");
+        parent.ifPresent(advancement -> st.append(advancement.identifier).append("<-"));
+        st.append(identifier);
+        st.append(", total=").append(total);
+        st.append(")");
+        return st.toString();
+    }
+
+    @RequiredArgsConstructor
+    @AllArgsConstructor
+    public static class Display {
+        private final Component title;
+        private final Component description;
+        private final String item;
+        private final FrameType frameType;
+        private Optional<String> background = Optional.empty();
+        private final float xCoord;
+        private final float yCoord;
+
+        public enum FrameType {
+            TASK,
+            CHALLENGE,
+            GOAL
+        }
+    }
+
+    public enum HidePolicy {
+        NEVER {
+            @Override
+            public boolean hidden(Data data) {
+                return false;
+            }
+        },
+        NO_PROGRESS {
+            @Override
+            public boolean hidden(Data data) {
+                return data.progress == 0;
+            }
+        },
+        PREVIOUS_UNFINISHED {
+            @Override
+            public boolean hidden(Data data) {
+                if (data.advancement.parent.isPresent()) {
+                    Advancement parent = data.advancement.parent.get();
+                    Advancement.Data parentData = parent.get(data.user);
+                    return parentData.progress != parentData.advancement.total;
+                } else {
+                    return false;
+                }
+            }
+        },
+        WITH_PREVIOUS {
+            @Override
+            public boolean hidden(Data data) {
+                if (data.advancement.parent.isPresent()) {
+                    Advancement parent = data.advancement.parent.get();
+                    Advancement.Data parentData = parent.get(data.user);
+                    return parentData.hidden;
+                } else {
+                    return false;
+                }
+            }
+        },
+        ;
+
+        public abstract boolean hidden(Data data);
+    }
+
+    public static class Value<T extends Number> {
+
+        @AllArgsConstructor
+        public static class Key<T extends Number> {
+            public static final List<Key> keys = new ArrayList<>();
+
+            {
+                keys.add(this);
+            }
+
+            private final Function<SteamwarUser, T> valueFunction;
+
+            private Advancement.Value get(SteamwarUser user) {
+                Key self = this;
+                return values.computeIfAbsent(user, __ -> new HashMap<>()).computeIfAbsent(self, __ -> {
+                    Value data = new Advancement.Value();
+                    data.update(user, self);
+                    return data;
+                });
+            }
+
+            public Function<SteamwarUser, Integer> max(int neededValue) {
+                return user -> {
+                    double value = get(user).value.doubleValue();
+                    if (value > neededValue) return Math.min(neededValue, 100);
+                    return (int) (value / Math.max(neededValue / 100.0, 1));
+                };
+            }
+
+            public Function<SteamwarUser, Integer> reached(int neededValue) {
+                return user -> {
+                    double value = get(user).value.doubleValue();
+                    return value >= neededValue ? 1 : 0;
+                };
+            }
+        }
+
+        @Getter
+        private T value;
+
+        public void update(SteamwarUser user, Key<T> key) {
+            this.value = key.valueFunction.apply(user);
+        }
+    }
+
+    @ToString
+    public static class Data {
+        private final Advancement advancement;
+        private final SteamwarUser user;
+
+        private int progress;
+        private boolean showToast = true;
+        private boolean hidden = false;
+
+        public Data(Advancement advancement, SteamwarUser user) {
+            this.advancement = advancement;
+            advancement.data.put(user, this);
+            this.user = user;
+            this.progress = advancement.progressCalculator.apply(user);
+            checkHidden();
+            checkFinished();
+            new Packet(this, showToast).send();
+        }
+
+        public Data(Advancement advancement, SteamwarUser user, int progress) {
+            this.advancement = advancement;
+            advancement.data.put(user, this);
+            this.user = user;
+            this.progress = progress;
+            checkHidden();
+            checkFinished();
+            new Packet(this, showToast).send();
+        }
+
+        public void update() {
+            this.progress = advancement.progressCalculator.apply(user);
+            checkHidden();
+
+            new Packet(this, showToast).send();
+            // Update Advancements that have this as parent
+            Advancements.getAll()
+                    .stream()
+                    .filter(advancement -> advancement.parent.filter(value -> value == this.advancement).isPresent())
+                    .map(advancement -> advancement.get(user))
+                    .forEach(Advancement.Data::update);
+
+            checkFinished();
+        }
+
+        private void checkHidden() {
+            hidden = advancement.hidePolicy.hidden(this);
+        }
+
+        private void checkFinished() {
+            if (progress == advancement.total) {
+                showToast = false;
+            }
+        }
+
+        private void encodeAdvancement(ByteBuf byteBuf, ProtocolVersion protocolVersion, boolean showToast) {
+            ProtocolUtils.writeString(byteBuf, advancement.identifier);
+            if (advancement.parent.isPresent()) {
+                byteBuf.writeBoolean(true);
+                ProtocolUtils.writeString(byteBuf, advancement.parent.get().identifier);
+            } else {
+                byteBuf.writeBoolean(false);
+            }
+
+            { // Display
+                byteBuf.writeBoolean(true);
+                new ComponentHolder(protocolVersion, advancement.display.title).write(byteBuf);
+                new ComponentHolder(protocolVersion, advancement.display.description).write(byteBuf);
+                { // Slot
+                    ProtocolUtils.writeVarInt(byteBuf, 1);
+                    int itemId = Items.values
+                            .get(protocolVersion.name().replace("MINECRAFT_", "V_"))
+                            .getAsJsonObject()
+                            .get(advancement.display.item)
+                            .getAsInt();
+                    ProtocolUtils.writeVarInt(byteBuf, itemId);
+                    ProtocolUtils.writeVarInt(byteBuf, 0);
+                    ProtocolUtils.writeVarInt(byteBuf, 0);
+                }
+                ProtocolUtils.writeVarInt(byteBuf, advancement.display.frameType.ordinal());
+                if (advancement.display.background.isPresent()) {
+                    byteBuf.writeInt(0x01 | (showToast ? 0x02 : 0x00) | (hidden ? 0x04 : 0x00));
+                    ProtocolUtils.writeString(byteBuf, advancement.display.background.get());
+                } else {
+                    byteBuf.writeInt((showToast ? 0x02 : 0x00) | (hidden ? 0x04 : 0x00));
+                }
+                byteBuf.writeFloat(advancement.display.xCoord);
+                byteBuf.writeFloat(advancement.display.yCoord);
+            }
+
+            ProtocolUtils.writeVarInt(byteBuf, advancement.total);
+            for (int i = 0; i < advancement.total; i++) {
+                ProtocolUtils.writeVarInt(byteBuf, 1);
+                ProtocolUtils.writeString(byteBuf, advancement.identifier + "_" + i);
+            }
+
+            byteBuf.writeBoolean(false); // No Telemetry
+        }
+
+        private void encodeProgress(ByteBuf byteBuf) {
+            ProtocolUtils.writeString(byteBuf, this.advancement.identifier);
+            ProtocolUtils.writeVarInt(byteBuf, advancement.total);
+            for (int i = 0; i < advancement.total; i++) {
+                ProtocolUtils.writeString(byteBuf, advancement.identifier + "_" + i);
+                if (i == advancement.total - 1 && advancement.total == progress) {
+                    byteBuf.writeBoolean(true);
+                    byteBuf.writeLong(new Date().getTime());
+                } else if (i < progress) {
+                    byteBuf.writeBoolean(true);
+                    byteBuf.writeLong(0);
+                } else {
+                    byteBuf.writeBoolean(false);
+                }
+            }
+        }
+    }
+
+    protected record Packet(Data data, boolean showToast) implements MinecraftPacket {
+        public void send() {
+            Player player = Chatter.of(data.user).getPlayer();
+            ((ConnectedPlayer) player).getConnection().write(this);
+        }
+
+        @Override
+        public void decode(ByteBuf byteBuf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public void encode(ByteBuf byteBuf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) {
+            byteBuf.writeBoolean(false); // Clear
+
+            if (!data.hidden) {
+                ProtocolUtils.writeVarInt(byteBuf, 1);
+                data.encodeAdvancement(byteBuf, protocolVersion, showToast);
+                ProtocolUtils.writeVarInt(byteBuf, 0); // No Advancements to remove
+                ProtocolUtils.writeVarInt(byteBuf, 1);
+                data.encodeProgress(byteBuf);
+            } else {
+                ProtocolUtils.writeVarInt(byteBuf, 0); // No Advancements to update
+                ProtocolUtils.writeVarInt(byteBuf, 1);
+                ProtocolUtils.writeString(byteBuf, data.advancement.identifier);
+                ProtocolUtils.writeVarInt(byteBuf, 0); // No Advancements Progress to update
+            }
+
+            byteBuf.writeBoolean(true); // Show Advancements
+        }
+
+        @Override
+        public boolean handle(MinecraftSessionHandler minecraftSessionHandler) {
+            return false;
+        }
+    }
+}

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

@@ -0,0 +1,315 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.advancements;
+
+import de.steamwar.messages.Chatter;
+import de.steamwar.persistent.Storage;
+import de.steamwar.sql.CheckedSchematic;
+import de.steamwar.sql.EventFight;
+import de.steamwar.sql.FightPlayer;
+import lombok.Getter;
+import lombok.experimental.UtilityClass;
+import net.kyori.adventure.text.Component;
+
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+@UtilityClass
+public class Advancements {
+
+    @Getter
+    static final List<Advancement> all = new ArrayList<>();
+
+    @Getter
+    private static final List<Advancement> playtime = new ArrayList<>();
+
+    public static final Advancement.Value.Key<Double> PLAY_TIME_KEY = new Advancement.Value.Key<>(user -> {
+        double playtime = user.getOnlinetime();
+        playtime += Instant.now().getEpochSecond() - Storage.sessions.get(Chatter.of(user).getPlayer()).toInstant().getEpochSecond();
+        playtime /= 60d * 60d;
+        return playtime;
+    });
+
+    public static final Advancement.Value.Key<Long> FIGHT_COUNT = new Advancement.Value.Key<>(user -> {
+        return FightPlayer.countFights(user.getId());
+    });
+
+    public static final Advancement.Value.Key<Integer> FIGHT_COUNT_WAR_GEAR = new Advancement.Value.Key<>(user -> {
+        return FightPlayer.countFights(user.getId(), "WarGear");
+    });
+
+    public static final Advancement.Value.Key<Integer> FIGHT_COUNT_MINI_WAR_GEAR = new Advancement.Value.Key<>(user -> {
+        return FightPlayer.countFights(user.getId(), "MiniWarGear");
+    });
+
+    public static final Advancement.Value.Key<Integer> FIGHT_COUNT_WAR_SHIP = new Advancement.Value.Key<>(user -> {
+        return FightPlayer.countFights(user.getId(), "WarShip");
+    });
+
+    public static final Advancement.Value.Key<Long> EVENT_FIGHT_COUNT = new Advancement.Value.Key<>(user -> {
+        return EventFight.countEventFights(user);
+    });
+
+    public static final Advancement.Value.Key<Integer> EVENT_FIGHT_FIRST_PLACE_COUNT = new Advancement.Value.Key<>(user -> {
+        return EventFight.countPlacement(user, 1);
+    });
+
+    public static final Advancement.Value.Key<Integer> EVENT_FIGHT_SECOND_PLACE_COUNT = new Advancement.Value.Key<>(user -> {
+        return EventFight.countPlacement(user, 2);
+    });
+
+    public static final Advancement.Value.Key<Integer> EVENT_FIGHT_THIRDPLACE_COUNT = new Advancement.Value.Key<>(user -> {
+        return EventFight.countPlacement(user, 3);
+    });
+
+    public static final Advancement.Value.Key<Long> CHECKED_SCHEMATIC_COUNT = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countChecked(user);
+    });
+
+    public static final Advancement.Value.Key<Long> ACCEPTED_SCHEMATIC_COUNT = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countAccepted(user);
+    });
+
+    public static final Advancement.Value.Key<Long> ACCEPTED_SCHEMATIC_COUNT_WAR_GEAR = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countAccepted(user, "WarGear");
+    });
+
+    public static final Advancement.Value.Key<Long> ACCEPTED_SCHEMATIC_COUNT_MINI_WAR_GEAR = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countAccepted(user, "MiniWarGear");
+    });
+
+    public static final Advancement.Value.Key<Long> ACCEPTED_SCHEMATIC_COUNT_WAR_SHIP = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countAccepted(user, "WarShip");
+    });
+
+    public static final Advancement ROOT = new Advancement(
+            "steamwar:advancements/root",
+            Optional.empty(),
+            new Advancement.Display(
+                    Component.text("SteamWar"),
+                    Component.text("Join SteamWar for the first time!"),
+                    "cactus_flower",
+                    Advancement.Display.FrameType.CHALLENGE,
+                    Optional.of("minecraft:gui/advancements/backgrounds/adventure"),
+                    0f,
+                    3f
+            ),
+            Advancement.HidePolicy.NEVER,
+            1,
+            user -> 1
+    );
+
+    static {
+        Advancement previous = ROOT;
+        int[] playTimes = new int[]{1, 10, 100, 500, 1000, 2500, 5000, 7500, 10000, 15000, 20000};
+        for (int i = 0; i < playTimes.length; i++) {
+            int neededPlayTime = playTimes[i];
+            previous = new Advancement(
+                    "steamwar:advancements/playtime_" + neededPlayTime + "_hour",
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text("Play " + neededPlayTime + " Hour" + (neededPlayTime > 1 ? "s" : "")),
+                            Component.text("Play " + neededPlayTime + " hour" + (neededPlayTime > 1 ? "s" : "") + " on SteamWar"),
+                            "clock",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            3f
+                    ),
+                    Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(neededPlayTime, 100),
+                    PLAY_TIME_KEY.max(neededPlayTime)
+            );
+            playtime.add(previous);
+        }
+    }
+
+    static {
+        Advancement previous = ROOT;
+        int[] fightCounts = new int[]{1, 10, 50, 100, 200, 500, 1000, 2500, 5000, 7500, 10000, 15000, 20000};
+        for (int i = 0; i < fightCounts.length; i++) {
+            int fightCount = fightCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/fights_" + fightCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(fightCount + " Fight" + (fightCount > 1 ? "s" : "")),
+                            Component.text(fightCount + " Fight" + (fightCount > 1 ? "s" : "")),
+                            "iron_sword",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            4f
+                    ),
+                    Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(fightCount, 100),
+                    FIGHT_COUNT.max(fightCount)
+            );
+
+            if (i == 0) {
+                fightsPerType(previous, 5f, "WarGear", FIGHT_COUNT_WAR_GEAR, "stone_bricks");
+                fightsPerType(previous, 6f, "MiniWarGear", FIGHT_COUNT_MINI_WAR_GEAR, "stone_brick_slab");
+                fightsPerType(previous, 7f, "WarShip", FIGHT_COUNT_WAR_SHIP, "dark_oak_boat");
+            }
+        }
+    }
+
+    private static void fightsPerType(Advancement previous, float yCoord, String type, Advancement.Value.Key<Integer> typeKey, String item) {
+        int[] fightCounts = new int[]{1, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000};
+        for (int i = 0; i < fightCounts.length; i++) {
+            int fightCount = fightCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/fights_" + type + "_" + fightCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(type + " " + fightCount + " Fight" + (fightCount > 1 ? "s" : "")),
+                            Component.text(type + " " + fightCount + " Fight" + (fightCount > 1 ? "s" : "")),
+                            item,
+                            Advancement.Display.FrameType.TASK,
+                            i + 2f,
+                            yCoord
+                    ),
+                    i == 0 ? Advancement.HidePolicy.WITH_PREVIOUS : Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(fightCount, 100),
+                    typeKey.max(fightCount)
+            );
+        }
+    }
+
+    static {
+        Advancement previous = ROOT;
+        int[] eventFightCounts = new int[]{1, 5, 10, 15, 25, 50, 100, 150, 200, 250};
+        for (int i = 0; i < eventFightCounts.length; i++) {
+            int eventFightCount = eventFightCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/event_fights_" + eventFightCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(eventFightCount + " Event-Fight" + (eventFightCount > 1 ? "s" : "")),
+                            Component.text(eventFightCount + " Event-Fight" + (eventFightCount > 1 ? "s" : "")),
+                            "golden_sword",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            8f
+                    ),
+                    Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(eventFightCount, 100),
+                    EVENT_FIGHT_COUNT.max(eventFightCount)
+            );
+
+            if (i == 0) {
+                placementsCounts(previous, 9f, 1, "gold_block", EVENT_FIGHT_FIRST_PLACE_COUNT, Advancement.Display.FrameType.CHALLENGE);
+                placementsCounts(previous, 10f, 2, "iron_block", EVENT_FIGHT_SECOND_PLACE_COUNT, Advancement.Display.FrameType.GOAL);
+                placementsCounts(previous, 11f, 3, "copper_block", EVENT_FIGHT_THIRDPLACE_COUNT, Advancement.Display.FrameType.TASK);
+            }
+        }
+    }
+
+    private static void placementsCounts(Advancement previous, float yCoord, int placement, String item, Advancement.Value.Key<Integer> typeKey, Advancement.Display.FrameType frameType) {
+        for (int placementCount = 1; placementCount <= 10; placementCount++) {
+            int finalPlacementCount = placementCount;
+            previous = new Advancement(
+                    "steamwar:advancements/event_placement_" + placement + "_" + placementCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(placementCount + "x " + placement + ". Place in Event"),
+                            Component.text(""),
+                            item,
+                            frameType,
+                            2f + (placementCount - 1f),
+                            yCoord
+                    ),
+                    placementCount == 1 ? Advancement.HidePolicy.WITH_PREVIOUS : Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    1,
+                    typeKey.reached(placementCount)
+            );
+        }
+    }
+
+    static {
+        Advancement previous = ROOT;
+        int[] checkedCounts = new int[]{1, 10, 100, 250, 500, 750, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000};
+        for (int i = 0; i < checkedCounts.length; i++) {
+            int checkedCount = checkedCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/checked_" + checkedCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(checkedCount + " Check Session" + (checkedCount > 1 ? "s" : "")),
+                            Component.text(checkedCount + " Check Session" + (checkedCount > 1 ? "s" : "")),
+                            "paper",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            0f
+                    ),
+                    i == 0 ? Advancement.HidePolicy.NO_PROGRESS : Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(checkedCount, 100),
+                    CHECKED_SCHEMATIC_COUNT.max(checkedCount)
+            );
+        }
+    }
+
+    static {
+        Advancement previous = ROOT;
+        int[] acceptedCounts = new int[]{1, 5, 10, 15, 25, 50, 100, 150, 200, 250, 500, 750, 1000};
+        for (int i = 0; i < acceptedCounts.length; i++) {
+            int acceptedCount = acceptedCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/accepted_" + acceptedCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(acceptedCount + " Accepted Schematic" + (acceptedCount > 1 ? "s" : "")),
+                            Component.text(acceptedCount + " Accepted Schematic" + (acceptedCount > 1 ? "s" : "")),
+                            "cauldron",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            2f
+                    ),
+                    Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(acceptedCount, 100),
+                    ACCEPTED_SCHEMATIC_COUNT.max(acceptedCount)
+            );
+
+            if (i == 0) {
+                acceptedPerType(previous, 2f, "WarGear", ACCEPTED_SCHEMATIC_COUNT_WAR_GEAR, "end_stone_bricks");
+                acceptedPerType(previous, 3f, "MiniWarGear", ACCEPTED_SCHEMATIC_COUNT_MINI_WAR_GEAR, "end_stone_brick_slab");
+                acceptedPerType(previous, 4f, "WarShip", ACCEPTED_SCHEMATIC_COUNT_WAR_SHIP, "oak_boat");
+            }
+        }
+    }
+
+    private static void acceptedPerType(Advancement previous, float xCoord, String type, Advancement.Value.Key<Long> typeKey, String item) {
+        new Advancement(
+                "steamwar:advancements/accepted_" + type,
+                Optional.of(previous),
+                new Advancement.Display(
+                        Component.text(type + " Accepted"),
+                        Component.text(""),
+                        item,
+                        Advancement.Display.FrameType.GOAL,
+                        xCoord,
+                        1f
+                ),
+                Advancement.HidePolicy.WITH_PREVIOUS,
+                1,
+                typeKey.reached(1)
+        );
+    }
+}

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

@@ -0,0 +1,99 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.advancements;
+
+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.ServerPostConnectEvent;
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.proxy.connection.client.ConnectedPlayer;
+import com.velocitypowered.proxy.protocol.MinecraftPacket;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import com.velocitypowered.proxy.protocol.StateRegistry;
+import de.steamwar.linkage.Linked;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.velocitycore.listeners.BasicListener;
+import it.unimi.dsi.fastutil.objects.Object2IntMap;
+
+import java.lang.reflect.Field;
+import java.util.Optional;
+
+// @Linked
+public class AdvancementsManager extends BasicListener {
+
+    private static SelectAdvancementTabPacket selectAdvancementTabPacket;
+
+    static {
+        selectAdvancementTabPacket = new SelectAdvancementTabPacket(Optional.of("steamwar:advancements/root"));
+
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_9, 0x53, 0x80);
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_7, 0x4E, 0x7B);
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_6, 0x4E, 0x7B);
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_5, 0x4E, 0x7B);
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_4, 0x4F, 0x7B);
+    }
+
+    private static void registerPacketId(ProtocolVersion version, int selectAdvancementTabPacket, int advancementPacket) {
+        try {
+            StateRegistry.PacketRegistry.ProtocolRegistry registry = StateRegistry.PLAY.getProtocolRegistry(ProtocolUtils.Direction.CLIENTBOUND, version);
+            Field field = StateRegistry.PacketRegistry.ProtocolRegistry.class.getDeclaredField("packetClassToId");
+            field.setAccessible(true);
+            Object2IntMap<Class<? extends MinecraftPacket>> map = (Object2IntMap) field.get(registry);
+            map.put(SelectAdvancementTabPacket.class, selectAdvancementTabPacket);
+            map.put(Advancement.Packet.class, advancementPacket);
+        } catch (Exception e) {
+            // Ignore
+        }
+    }
+
+    @Subscribe(priority = -1000)
+    public void onPostLogin(PostLoginEvent event) {
+        sendAdvancements(event.getPlayer());
+    }
+
+    @Subscribe(priority = -1000)
+    public void onServerPostConnect(ServerPostConnectEvent event) {
+        sendAdvancements(event.getPlayer());
+    }
+
+    private void sendAdvancements(Player player) {
+        // Only enable for 1.21.4 or higher
+        if (player.getProtocolVersion().lessThan(ProtocolVersion.MINECRAFT_1_21_4)) {
+            return;
+        }
+
+        ((ConnectedPlayer) player).getConnection().write(selectAdvancementTabPacket);
+        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+        for (Advancement advancement : Advancements.getAll()) {
+            advancement.get(user).update();
+        }
+    }
+
+    @Subscribe
+    public void onDisconnect(DisconnectEvent event) {
+        SteamwarUser user = SteamwarUser.get(event.getPlayer().getUniqueId());
+        for (Advancement advancement : Advancements.getAll()) {
+            advancement.data.remove(user);
+        }
+        Advancement.values.remove(user);
+    }
+}

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

@@ -0,0 +1,55 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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.advancements;
+
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.proxy.connection.MinecraftSessionHandler;
+import com.velocitypowered.proxy.protocol.MinecraftPacket;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import io.netty.buffer.ByteBuf;
+import lombok.AllArgsConstructor;
+
+import java.util.Optional;
+
+@AllArgsConstructor
+public class SelectAdvancementTabPacket implements MinecraftPacket {
+
+    private Optional<String> identifier;
+
+    @Override
+    public void decode(ByteBuf byteBuf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) {
+        throw new UnsupportedOperationException("Packet is not implemented");
+    }
+
+    @Override
+    public void encode(ByteBuf byteBuf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) {
+        if (this.identifier.isPresent()) {
+            byteBuf.writeBoolean(true);
+            ProtocolUtils.writeString(byteBuf, this.identifier.get());
+        } else {
+            byteBuf.writeBoolean(false);
+        }
+    }
+
+    @Override
+    public boolean handle(MinecraftSessionHandler minecraftSessionHandler) {
+        return false;
+    }
+}

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

@@ -44,6 +44,7 @@ import de.steamwar.velocitycore.inventory.SWItem;
 import de.steamwar.velocitycore.network.NetworkSender;
 import de.steamwar.velocitycore.util.BauLock;
 
+import java.io.File;
 import java.util.Collection;
 import java.util.function.Consumer;
 
@@ -187,11 +188,35 @@ public class BauCommand extends SWCommand {
                 bauserver.getRegisteredServer().getPlayersConnected().stream().findAny().ifPresent(player -> NetworkSender.send(player, new BaumemberUpdatePacket()));
             }
 
+            try {
+                deletePlayerData(owner, user);
+            } catch (Exception e) {
+                // Ignore this silently since it does not matter in any way if the data is not deleted properly.
+            }
+
             member.system("BAU_DELMEMBER_DELETED_TARGET", owner);
             owner.system("BAU_DELMEMBER_DELETED");
         });
     }
 
+    private void deletePlayerData(Chatter owner, SteamwarUser user) {
+        String worldName = String.valueOf(owner.user().getId());
+        String targetDat = user.getUUID().toString().toLowerCase() + ".dat";
+        String targetDatOld = user.getUUID().toString().toLowerCase() + ".dat_old";
+        for (ServerVersion version : ServerVersion.values()) {
+            File playerData = new File(new File(version.getWorldFolder(ServerStarter.WORLDS_BASE_PATH), worldName), "playerdata");
+            if (playerData.exists()) {
+                new File(playerData, targetDat).delete();
+                new File(playerData, targetDatOld).delete();
+            }
+            File playerDataStorage = new File(new File(version.getWorldFolder(ServerStarter.WORLDS_STORAGE_BASE_PATH), worldName), "playerdata");
+            if (playerDataStorage.exists()) {
+                new File(playerDataStorage, targetDat).delete();
+                new File(playerDataStorage, targetDatOld).delete();
+            }
+        }
+    }
+
     @Mapper(value = "addedUsers", local = true)
     public TypeMapper<SteamwarUser> addedUsers() {
         return new TypeMapper<SteamwarUser>() {

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

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import com.velocitypowered.api.command.SimpleCommand;
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.ServerConnection;
 import de.steamwar.command.SWCommand;
@@ -62,61 +63,88 @@ public class CheckCommand extends SWCommand {
 
     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";
+        String color;
+        if (waitedMillis > 48L * 60 * 60 * 1000) color = "4";
+        else if (waitedMillis > 24L * 60 * 60 * 1000) color = "c";
+        else if (waitedMillis > 12L * 60 * 60 * 1000) color = "6";
+        else if (waitedMillis > 4L * 60 * 60 * 1000) color = "e";
+        else color = "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);
+        super("check");
+        VelocityCore.schedule(() -> Chatter.allStream().forEach(CheckCommand::sendReminder)).delay(10, TimeUnit.MINUTES).repeat(10, TimeUnit.MINUTES).schedule();
+    }
 
-        VelocityCore.schedule(() -> sendReminder(Chatter.serverteam())).repeat(10, TimeUnit.MINUTES).schedule();
+    @Override
+    protected boolean hasPermission(SimpleCommand.Invocation invocation) {
+        SteamwarUser user = Chatter.of(invocation.source()).user();
+        if (user.perms().contains(UserPerm.CHECK)) return true;
+        return GameModeConfig.getAll()
+                .stream()
+                .anyMatch(gameMode -> gameMode.Checkers.contains(user.getId()));
+    }
+
+    private static Map<SchematicNode, SteamwarUser> getSchematics(SteamwarUser user) {
+        Map<SchematicNode, SteamwarUser> map = new HashMap<>();
+        for (SchematicNode schematicNode : getSchemsToCheck()) {
+            if (!mayCheck(user, schematicNode)) continue;
+            CheckSession checkSession = currentSchems.get(schematicNode.getId());
+            map.put(schematicNode, checkSession == null ? null : checkSession.checker.user());
+        }
+        return map;
+    }
+
+    private static boolean mayCheck(SteamwarUser user, SchematicNode schematic) {
+        GameModeConfig<String, String> gameModeConfig = ArenaMode.getBySchemType(schematic.getSchemtype());
+        if (gameModeConfig == null) gameModeConfig = GameModeConfig.getDefaults();
+        if (user.hasPerm(UserPerm.ADMINISTRATION)) return true;
+        if (gameModeConfig.Checkers.isEmpty() && user.hasPerm(UserPerm.CHECK)) return true;
+        return gameModeConfig.Checkers.contains(user.getId());
     }
 
     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());
+        Map<SchematicNode, SteamwarUser> schematics = getSchematics(chatter.user());
+        if (schematics.isEmpty()) return;
+        long needsChecking = schematics.entrySet().stream().filter(entry -> entry.getValue() == null).count();
+        if (needsChecking == 0) return;
+        chatter.system("CHECK_REMINDER", new Message("CHECK_REMINDER_HOVER"), ClickEvent.runCommand("/check list"), needsChecking);
     }
 
     @Register(value = "list", description = "CHECK_HELP_LIST")
     public void list(Chatter sender) {
-        List<SchematicNode> schematicList = getSchemsToCheck();
+        Map<SchematicNode, SteamwarUser> schematics = getSchematics(sender.user());
 
-        sender.system("CHECK_LIST_HEADER", schematicList.size());
+        sender.system("CHECK_LIST_HEADER", schematics.size());
 
-        for (SchematicNode schematic : schematicList) {
-            GameModeConfig<String, String> gameModeConfig = ArenaMode.getBySchemType(schematic.getSchemtype());
-            if (gameModeConfig == null) gameModeConfig = GameModeConfig.getDefaults();
-            CheckSession current = currentSchems.get(schematic.getId());
-            ClickEvent clickEvent = null;
-            Message hoverMessage = null;
-            if (gameModeConfig.Checkers.isEmpty() || gameModeConfig.Checkers.contains(sender.user().getId())) {
-                if (current == null) {
-                    clickEvent = ClickEvent.runCommand("/check schematic " + schematic.getId());
-                    hoverMessage = new Message("CHECK_LIST_TO_CHECK_HOVER");
-                } else {
-                    clickEvent = ClickEvent.runCommand("/join " + current.checker.user().getUserName());
-                    hoverMessage = new Message("CHECK_LIST_CHECKING_HOVER");
-                }
-            }
-
-            if (current == null) {
-                sender.prefixless("CHECK_LIST_TO_CHECK",
-                        hoverMessage,
-                        clickEvent,
-                        getWaitTime(schematic),
-                        schematic.getSchemtype().getKuerzel(), SteamwarUser.byId(schematic.getOwner()).getUserName(), schematic.getName());
+        for (Map.Entry<SchematicNode, SteamwarUser> entry : schematics.entrySet()) {
+            String message;
+            ClickEvent clickEvent;
+            Message hoverMessage;
+            String checker;
+            if (entry.getValue() == null) {
+                message = "CHECK_LIST_TO_CHECK";
+                clickEvent = ClickEvent.runCommand("/check schematic " + entry.getKey().getId());
+                hoverMessage = new Message("CHECK_LIST_TO_CHECK_HOVER");
+                checker = "";
             } else {
-                sender.prefixless("CHECK_LIST_CHECKING",
-                        hoverMessage,
-                        clickEvent,
-                        getWaitTime(schematic),
-                        schematic.getSchemtype().getKuerzel(), SteamwarUser.byId(schematic.getOwner()).getUserName(), schematic.getName(), current.checker.user().getUserName());
+                message = "CHECK_LIST_CHECKING";
+                clickEvent = ClickEvent.runCommand("/join " + entry.getValue().getUserName());
+                hoverMessage = new Message("CHECK_LIST_CHECKING_HOVER");
+                checker = entry.getValue().getUserName();
             }
+
+            sender.prefixless(message,
+                    hoverMessage,
+                    clickEvent,
+                    getWaitTime(entry.getKey()),
+                    entry.getKey().getSchemtype().getKuerzel(),
+                    SteamwarUser.byId(entry.getKey().getOwner()).getUserName(),
+                    entry.getKey().getName(),
+                    checker);
         }
     }
 
@@ -142,8 +170,7 @@ public class CheckCommand extends SWCommand {
         }
 
         int playerTeam = sender.user().hasPerm(UserPerm.MODERATION) ? 0 : sender.user().getTeam();
-        // Ignore 795 SteamWar Team
-        if (playerTeam != 0 && playerTeam != 795 && SteamwarUser.byId(schem.getOwner()).getTeam() == playerTeam) {
+        if (playerTeam != 0 && SteamwarUser.byId(schem.getOwner()).getTeam() == playerTeam) {
             sender.system("CHECK_SCHEMATIC_OWN_TEAM");
             return;
         }
@@ -209,11 +236,6 @@ public class CheckCommand extends SWCommand {
         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");

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

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import com.google.protobuf.MapEntry;
 import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
@@ -28,13 +29,18 @@ import de.steamwar.messages.Chatter;
 import de.steamwar.messages.PlayerChatter;
 import de.steamwar.persistent.Subserver;
 import de.steamwar.sql.*;
+import de.steamwar.sql.Event;
 import de.steamwar.velocitycore.EventStarter;
 import de.steamwar.velocitycore.SubserverSystem;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
 
+import java.awt.*;
 import java.sql.Timestamp;
 import java.time.Instant;
 import java.time.format.DateTimeFormatter;
 import java.util.*;
+import java.util.List;
 import java.util.function.Function;
 import java.util.stream.Collectors;
 
@@ -82,35 +88,84 @@ public class EventCommand extends SWCommand {
 
     @Register
     public void eventOverview(@Validator(value = "noEvent", invert = true) Chatter sender) {
-        sender.system("EVENT_USAGE");
+        sender.system("EVENT_TEAM_USAGE");
 
         Event currentEvent = Event.get();
-        sender.system("EVENT_CURRENT_EVENT", currentEvent.getEventName());
+        eventShowFightsPage(sender, currentEvent, 1);
+    }
 
-        DateTimeFormatter format = DateTimeFormatter.ofPattern(sender.parseToPlain("EVENT_TIME_FORMAT"));
-        for (EventFight fight : EventFight.getEvent(currentEvent.getEventID())) {
-            Team blue = Team.byId(fight.getTeamBlue());
-            Team red = Team.byId(fight.getTeamRed());
-            StringBuilder fline = new StringBuilder(sender.parseToLegacy("EVENT_CURRENT_FIGHT", fight.getStartTime().toLocalDateTime().format(format), blue.getTeamColor(), blue.getTeamKuerzel(), red.getTeamColor(), red.getTeamKuerzel()));
+    @Register(value = "showtable", description = "EVENT_SHOW_TABLE_USAGE")
+    public void eventtable(Chatter sender, Event event) {
+        if (!Instant.now().isBefore(event.getEnd().toInstant())) return;
 
-            if (fight.hasFinished()) {
-                switch (fight.getErgebnis()) {
+        Map<Integer, Integer> Teampoints = new HashMap<>();
+
+        EventFight.getEvent(event.getEventID()).forEach(eventFight -> {
+            if (eventFight.hasFinished() && eventFight.getGroup().isPresent()) {
+                switch (eventFight.getErgebnis()) {
                     case 1:
-                        fline.append(sender.parseToLegacy("EVENT_CURRENT_FIGHT_WIN", blue.getTeamColor(), blue.getTeamKuerzel()));
+                        //win blue
+                        Teampoints.put(eventFight.getTeamBlue(), Teampoints.getOrDefault(eventFight.getTeamBlue(), 0) + eventFight.getGroup().get().getPointsPerWin());
+                        Teampoints.put(eventFight.getTeamRed(), Teampoints.getOrDefault(eventFight.getTeamRed(),0) + eventFight.getGroup().get().getPointsPerLoss());
                         break;
                     case 2:
-                        fline.append(sender.parseToLegacy("EVENT_CURRENT_FIGHT_WIN", red.getTeamColor(), red.getTeamKuerzel()));
+                        //win red
+                        Teampoints.put(eventFight.getTeamBlue(), Teampoints.getOrDefault(eventFight.getTeamBlue(),0) + eventFight.getGroup().get().getPointsPerLoss());
+                        Teampoints.put(eventFight.getTeamRed(), Teampoints.getOrDefault(eventFight.getTeamRed(),0) + eventFight.getGroup().get().getPointsPerWin());
                         break;
                     default:
-                        fline.append(sender.parseToLegacy("EVENT_CURRENT_FIGHT_DRAW"));
+                        //draw
+                        Teampoints.put(eventFight.getTeamBlue(), Teampoints.getOrDefault(eventFight.getTeamBlue(),0) + eventFight.getGroup().get().getPointsPerDraw());
+                        Teampoints.put(eventFight.getTeamRed(), Teampoints.getOrDefault(eventFight.getTeamRed(),0) + eventFight.getGroup().get().getPointsPerDraw());
                 }
             }
+        });
+        Map<Integer, Integer> Teampointssortet = Teampoints.entrySet()
+                .stream()
+                .sorted(Map.Entry.comparingByValue())
+                .collect(Collectors.toMap(
+                        Map.Entry::getKey,
+                        Map.Entry::getValue,
+                        (a , b) -> a,
+                        LinkedHashMap::new
+                ));
 
-            sender.prefixless("PLAIN_STRING", fline.toString());
+        for (Map.Entry<Integer, Integer> entry : Teampointssortet.entrySet()) {
+            Component finalmessage = sender.parse("EVENT_TEAM_TABLE",Team.byId(entry.getKey()).getTeamColor(),  Team.byId(entry.getKey()).getTeamKuerzel(), Team.byId(entry.getKey()).getTeamName(), entry.getValue());
+            finalmessage = finalmessage.clickEvent(ClickEvent.runCommand("/team info " + Team.byId(entry.getKey()).getTeamName()));
+            sender.sendMessage(finalmessage);
         }
     }
 
-    @Register
+    @Register(value = "showfights", description = "EVENT_SHOW_FIGHTS_USAGE")
+    public void eventShowFightsPage(Chatter sender, Event event, @AllowNull @OptionalValue("1") int page) {
+        if (!Instant.now().isBefore(event.getEnd().toInstant())) return;
+        int pagecount = sendEventPage(sender, event, page);
+
+        Integer nextpage = page + 1;
+        Integer prevpage = page - 1;
+
+        Component finalmessage;
+
+        Component pagenumber = sender.parse("UTIL_LIST_PAGE", page, pagecount);
+
+        if (pagecount != 0 && page != 1) {
+            finalmessage = sender.parse("UTIL_LIST_BACK_ARROW");
+            finalmessage = finalmessage.clickEvent(ClickEvent.runCommand("/event showfights " + event.getEventName() + " " + prevpage));
+            finalmessage = finalmessage.append(pagenumber);
+        } else {
+            finalmessage = pagenumber;
+        }
+
+        if (pagecount != 0 && pagecount > page) {
+            Component nextbutton = sender.parse("UTIL_LIST_NEXT");
+            nextbutton = nextbutton.clickEvent(ClickEvent.runCommand("/event showfights " + event.getEventName() + " " + nextpage));
+            finalmessage = finalmessage.append(nextbutton);
+        }
+        sender.sendMessage(finalmessage);
+    }
+
+    @Register(value = "team", description = "EVENT_TEAM_USAGE")
     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)) {
@@ -122,6 +177,69 @@ public class EventCommand extends SWCommand {
         }
     }
 
+    private int sendEventPage(Chatter sender, Event event, int page) {
+        DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern(sender.parseToPlain("EVENT_DATE_FORMAT"));
+        Map<String, List<EventFight>> dates = EventFight.getEvent(event.getEventID()).stream().collect(Collectors.groupingBy(p -> p.getStartTime().toLocalDateTime().format(dateTimeFormatter)));
+        if (dates.size() >= page) {
+            sender.system("EVENT_CURRENT_EVENT", event.getEventName());
+            DateTimeFormatter format = DateTimeFormatter.ofPattern(sender.parseToPlain("EVENT_TIME_FORMAT"));
+            for (EventFight eventFight : dates.get(dates.keySet().toArray()[page - 1])) {
+                Team blue = Team.byId(eventFight.getTeamBlue());
+                Team red = Team.byId(eventFight.getTeamRed());
+                Component finalfightline = sender.parse("EVENT_CURRENT_FIGHT_1", eventFight.getStartTime().toLocalDateTime().format(format), blue.getTeamColor(), blue.getTeamKuerzel());
+                finalfightline = finalfightline.clickEvent(ClickEvent.runCommand("/team info " + blue.getTeamName()));
+                Component vs = sender.parse("EVENT_CURRENT_FIGHT_VS");
+                finalfightline = finalfightline.append(vs);
+                Component redteam = sender.parse("EVENT_CURRENT_FIGHT_2", red.getTeamColor(), red.getTeamKuerzel());
+                redteam = redteam.clickEvent(ClickEvent.runCommand("/team info " + red.getTeamName()));
+                finalfightline = finalfightline.append(redteam);
+
+                if (eventFight.hasFinished()) {
+                    Component ergebnis;
+                    switch (eventFight.getErgebnis()) {
+                        case 1:
+                            ergebnis = sender.parse("EVENT_CURRENT_FIGHT_WIN", blue.getTeamColor(), blue.getTeamKuerzel());
+                            break;
+                        case 2:
+                            ergebnis = sender.parse("EVENT_CURRENT_FIGHT_WIN", red.getTeamColor(), red.getTeamKuerzel());
+                            break;
+                        default:
+                            ergebnis = sender.parse("EVENT_CURRENT_FIGHT_DRAW");
+                    }
+                    finalfightline = finalfightline.append(ergebnis);
+                }
+                sender.sendMessage(finalfightline);
+            }
+        }
+        return dates.size();
+    }
+
+    protected static TypeMapper<Event> eventTypeMapper() {
+        return new TypeMapper<>() {
+            @Override
+            public Event map(Chatter sender, PreviousArguments previousArguments, String s) {
+                return Event.get(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(Chatter sender, PreviousArguments previousArguments, String s) {
+                Set<String> events = new HashSet<>();
+                List<Event> allevents = Event.getAll();
+                for (Event event : allevents) {
+                    if (!Instant.now().isAfter(event.getEnd().toInstant())) {
+                        events.add(event.getEventName());
+                    }
+                }
+                return events;
+            }
+        };
+    }
+
+    @ClassMapper(value = Event.class, local = true)
+    public TypeMapper<Event> eventMapper() {
+        return eventTypeMapper();
+    }
+
     protected static TypeMapper<Team> eventTeam(Function<EventFight, List<Integer>> teamMapper) {
         return new TypeMapper<>() {
             @Override

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

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import com.velocitypowered.api.command.SimpleCommand;
 import de.steamwar.command.SWCommand;
 import de.steamwar.linkage.EventMode;
 import de.steamwar.linkage.Linked;
@@ -40,7 +41,13 @@ public class StreamingCommand extends SWCommand {
     }
 
     public StreamingCommand() {
-        super("streaming", UserPerm.TEAM);
+        super("streaming");
+    }
+
+    @Override
+    protected boolean hasPermission(SimpleCommand.Invocation invocation) {
+        SteamwarUser user = Chatter.of(invocation.source()).user();
+        return user.hasPerm(UserPerm.TEAM) || user.hasPerm(UserPerm.PREFIX_YOUTUBER);
     }
 
     @Register

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

@@ -35,6 +35,9 @@ import de.steamwar.sql.CheckedSchematic;
 import de.steamwar.sql.SchematicType;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.UserPerm;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.advancements.Advancement;
+import de.steamwar.velocitycore.advancements.Advancements;
 import de.steamwar.velocitycore.commands.*;
 import de.steamwar.velocitycore.discord.DiscordBot;
 import de.steamwar.velocitycore.discord.util.DiscordRanks;
@@ -45,6 +48,7 @@ import net.kyori.adventure.text.event.ClickEvent;
 import java.util.HashSet;
 import java.util.Set;
 import java.util.UUID;
+import java.util.concurrent.TimeUnit;
 
 @Linked
 public class ConnectionListener extends BasicListener {
@@ -80,8 +84,7 @@ public class ConnectionListener extends BasicListener {
         Player player = event.getPlayer();
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Chatter chatter = Chatter.of(player);
-
-        if (user.hasPerm(UserPerm.CHECK)) CheckCommand.sendReminder(chatter);
+        CheckCommand.sendReminder(chatter);
 
         for (Subserver subserver : Subserver.getServerList()) {
             if (Subserver.isArena(subserver)) {
@@ -102,8 +105,12 @@ public class ConnectionListener extends BasicListener {
         }
 
         if (newPlayers.contains(player.getUniqueId())) {
+            Advancements.ROOT.get(user, (advancement, __) -> new Advancement.Data(advancement, user, 0));
             Chatter.broadcast().system("JOIN_FIRST", player);
             newPlayers.remove(player.getUniqueId());
+            VelocityCore.schedule(() -> {
+                Advancements.ROOT.get(user).update();
+            }).delay(1, TimeUnit.SECONDS).schedule();
         }
 
         if (!StreamingCommand.isNotStreaming(user)) {

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

@@ -39,22 +39,28 @@ public class TexturePackSystem extends BasicListener {
 
     private static final File PACKS_DIR = new File("/var/www/packs");
     private static final String BASE_ULR = "https://packs.steamwar.de/";
-    private TreeMap<Integer, Integer> protocolVersionToPackVersion = new TreeMap<>();
+    private TreeMap<Integer, String> protocolVersionToPackVersion = new TreeMap<>();
 
     public TexturePackSystem() {
         // https://minecraft.wiki/w/Pack_format#List_of_resource_pack_formats
         // https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Protocol_version_numbers
-        protocolVersionToPackVersion.put(759, 9);
-        protocolVersionToPackVersion.put(761, 12);
-        protocolVersionToPackVersion.put(762, 13);
-        protocolVersionToPackVersion.put(763, 15);
-        protocolVersionToPackVersion.put(764, 18);
-        protocolVersionToPackVersion.put(765, 22);
-        protocolVersionToPackVersion.put(766, 32);
-        protocolVersionToPackVersion.put(767, 34);
-        protocolVersionToPackVersion.put(768, 42);
-        protocolVersionToPackVersion.put(769, 46);
-        protocolVersionToPackVersion.put(770, 55);
+        protocolVersionToPackVersion.put(759, "9");
+        protocolVersionToPackVersion.put(761, "12");
+        protocolVersionToPackVersion.put(762, "13");
+        protocolVersionToPackVersion.put(763, "15");
+        protocolVersionToPackVersion.put(764, "18");
+        protocolVersionToPackVersion.put(765, "22");
+        protocolVersionToPackVersion.put(766, "32");
+        protocolVersionToPackVersion.put(767, "34");
+        protocolVersionToPackVersion.put(768, "42");
+        protocolVersionToPackVersion.put(769, "46");
+        protocolVersionToPackVersion.put(770, "55");
+        protocolVersionToPackVersion.put(771, "63");
+        protocolVersionToPackVersion.put(772, "64");
+        protocolVersionToPackVersion.put(773, "69.0");
+        protocolVersionToPackVersion.put(774, "75.0");
+        protocolVersionToPackVersion.put(775, "84.0");
+        protocolVersionToPackVersion.put(776, "88.0");
     }
 
     @Subscribe
@@ -63,20 +69,19 @@ public class TexturePackSystem extends BasicListener {
             return;
         }
         VelocityCore.schedule(() -> {
-            TreeMap<Integer, File> fileTreeMap = new TreeMap<>();
+            TreeMap<String, File> fileTreeMap = new TreeMap<>();
             for (File fileEntry : PACKS_DIR.listFiles()) {
                 try {
-                    int packVersion = Integer.parseInt(fileEntry.getName().split("_")[0]);
-                    fileTreeMap.put(packVersion, fileEntry);
+                    fileTreeMap.put(fileEntry.getName().split("_")[0], fileEntry);
                 } catch (NumberFormatException e) {
                     // Ignore
                 }
             }
 
             int playerVersion = event.getPlayer().getProtocolVersion().getProtocol();
-            Map.Entry<Integer, Integer> packVersionEntry = protocolVersionToPackVersion.floorEntry(playerVersion);
+            Map.Entry<Integer, String> packVersionEntry = protocolVersionToPackVersion.floorEntry(playerVersion);
             if (packVersionEntry == null) return;
-            Map.Entry<Integer, File> selectedPackEntry = fileTreeMap.floorEntry(packVersionEntry.getValue());
+            Map.Entry<String, File> selectedPackEntry = fileTreeMap.floorEntry(packVersionEntry.getValue());
             if (selectedPackEntry == null) return;
             File selectedPack = selectedPackEntry.getValue();
 

buildSrc/build.gradle.kts

@@ -19,7 +19,6 @@
 
 plugins {
     `kotlin-dsl`
-    `groovy-gradle-plugin`
 }
 
 repositories {
@@ -27,13 +26,6 @@ repositories {
     gradlePluginPortal()
 }
 
-sourceSets {
-    main {
-        groovy.srcDirs("src/main/groovy")
-        kotlin.srcDirs("src/main/kotlin")
-    }
-}
-
 dependencies {
     implementation("org.jetbrains.kotlin:kotlin-gradle-plugin:2.2.21")
 }

buildSrc/src/main/groovy/steamwar.devserver.gradle

@@ -1,348 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2026 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/>.
- */
-
-import java.security.MessageDigest
-import java.util.stream.Collectors
-
-
-plugins {
-}
-
-class DevServer extends DefaultTask {
-
-    @Input
-    boolean debug = false
-
-    @Input
-    String template = null
-
-    @Input
-    @Optional
-    String plugins = null
-
-    @Input
-    @Optional
-    Integer port = null
-
-    @Input
-    @Optional
-    String jar = null
-
-    @Input
-    @Optional
-    Map<String, String> dParams = new HashMap<>()
-
-    @Input
-    @Optional
-    String jvmArgs = null
-
-    @Input
-    @Optional
-    String checkpointFolder = null
-
-    @Input
-    @Optional
-    Boolean profile = null
-
-    @Input
-    @Optional
-    Boolean forceUpgrade = null
-
-    @Input
-    @Optional
-    String worldName = null
-
-    DevServer() {
-        super()
-        doFirst {
-            if (checkpointFolder != null) dParams.put("checkpoint", checkpointFolder)
-
-            List<Project> projects = []
-            projects.add(project)
-            while (projects.first.parent != null) {
-                projects.add(0, projects.first.parent)
-            }
-
-            def properties = new Properties()
-            projects.forEach {
-                def file = new File(it.projectDir, "steamwar.properties")
-                if (file.exists()) {
-                    properties.load(new FileInputStream(file))
-                }
-            }
-
-            if (template.startsWith("Bau")) {
-                if (properties.containsKey("worldName")) {
-                    worldName = properties.get("worldName")
-                } else {
-                    throw new GradleException("Please supply the 'worldName' in a 'steamwar.properties' files either in this project dir or any parent project!")
-                }
-            }
-            host = properties.get("host")
-            debugPort = new Random().nextInt(5001, 10000)
-
-            if (host == null) {
-                throw new GradleException("Please supply the 'host' in a 'steamwar.properties' files either in this project dir or any parent project!")
-            }
-        }
-        doLast {
-            setupTemplate(template)
-            uploadDependencies()
-            if (debug) startDebugPort()
-            startDevServer()
-        }
-        finalizedBy(new Finalizer())
-    }
-
-    @Internal
-    BufferedWriter processInput
-
-    @Internal
-    String host
-
-    @Internal
-    int debugPort
-
-    @Internal
-    Boolean running = true
-
-    class Finalizer extends DefaultTask {
-
-        Finalizer() {
-            super()
-            doLast {
-                if (processInput != null) {
-                    processInput.write(template.endsWith("Velocity") ? "end\n" : "stop\n")
-                    processInput.flush()
-                }
-                running = false
-            }
-        }
-    }
-
-    private Process run(String... args) {
-        List<String> arguments = new ArrayList<>();
-        arguments.add("ssh")
-        arguments.add(host)
-        arguments.add("-T")
-        arguments.addAll(Arrays.asList(args))
-        def process = new ProcessBuilder(arguments).start()
-        process.waitFor()
-        return process
-    }
-
-    private boolean checkFileOnRemote(String path) {
-        def process = run("[ -e \"$path\" ] && echo \"true\"")
-        process.errorStream.close()
-        process.outputStream.close()
-        try (def reader = new BufferedReader(new InputStreamReader(process.inputStream))) {
-            return reader.lines().count() > 0
-        }
-    }
-
-    private static void closeProcess(Process process) {
-        process.outputStream.close()
-        process.inputStream.close()
-        process.errorStream.close()
-    }
-
-    void setupTemplate(String template) {
-        if (checkFileOnRemote("$template")) return
-        if (checkFileOnRemote("/configs/GameModes/${template}.yml")) {
-            println("GameMode Config exists")
-            def process = run("cat /configs/GameModes/${template}.yml | grep \"Folder: \"")
-            String serverTemplateName = new BufferedReader(new InputStreamReader(process.inputStream)).lines().collect(Collectors.joining("\n"))
-                    .trim()
-                    .substring("Folder: ".length())
-            DevServer.closeProcess(process)
-            setupTemplate(serverTemplateName)
-            run("ln -s $serverTemplateName $template")
-            return
-        }
-        if (!checkFileOnRemote("/servers/$template")) {
-            throw new GradleException("Used template ($template) is not in /servers/ directory of the given host $host")
-        }
-        DevServer.closeProcess(run("cp -r /servers/$template $template"))
-        DevServer.closeProcess(run("chmod u+w $template"))
-        DevServer.closeProcess(run("rm -r $template/plugins/*WorldEdit/"))
-        DevServer.closeProcess(run("rm $template/log4j2.xml"))
-    }
-
-    void uploadDependencies() {
-        def base = plugins == null ? "$template/plugins" : plugins
-        println("Uploading to ~/$base")
-        this.dependsOn.forEach {
-            Project resolved
-            AbstractArchiveTask archiveTask
-            if (it instanceof String) {
-                resolved = project.findProject(it.substring(0, it.lastIndexOf(':')))
-                archiveTask = (AbstractArchiveTask) resolved.tasks.findByName(it.substring(it.lastIndexOf(':') + 1))
-            } else {
-                throw new GradleException("Illegal argument for uploading dependencies")
-            }
-
-            def archive = archiveTask.archiveFile.get().asFile
-
-            Process process = new ProcessBuilder("ssh", host, "-T", "sha1sum $base/${archive.name.replace("-all", "")}").start()
-            byte[] bytes = MessageDigest.getInstance("sha1").digest(archive.bytes)
-            StringBuilder sb = new StringBuilder()
-            for (byte b : bytes) {
-                sb.append(String.format("%02X", b))
-            }
-            boolean same = false
-            process.inputStream.readLines().forEach {
-                same |= it.startsWith(sb.toString().toLowerCase())
-            }
-            DevServer.closeProcess(process)
-            if (same) {
-                println("Skipping  $archive")
-                return
-            }
-
-            println("Uploading $archive")
-            process = new ProcessBuilder("ssh", host, "-T", "rm $base/${archive.name.replace("-all", "")}").start()
-            process.waitFor()
-            DevServer.closeProcess(process)
-
-            process = new ProcessBuilder("scp", archive.absolutePath, "$host:~/$base/${archive.name.replace("-all", "")}").start();
-            process.waitFor()
-            DevServer.closeProcess(process)
-            println("Uploaded  $archive")
-        }
-    }
-
-    void startDebugPort() {
-        def process = new ProcessBuilder("ssh", host, "-L", "5005:localhost:$debugPort").start()
-        def processOutput = new BufferedReader(new InputStreamReader(process.inputStream))
-        new Thread({
-            while (running) {
-            }
-            processOutput.close()
-            process.errorStream.close()
-        }).start()
-    }
-
-    void startDevServer() {
-        def devPy = new StringBuilder().append("dev.py")
-        if (port != null) devPy.append(" --port $port")
-        if (worldName != null) devPy.append(" -w $template/$worldName")
-        if (plugins != null) devPy.append(" -p $plugins")
-        if (profile != null) devPy.append(" --profile")
-        if (forceUpgrade != null) devPy.append(" --forceUpgrade")
-        if (jar != null) devPy.append(" --jar $jar")
-        for (Map.Entry<String, String> dParam : dParams.entrySet()) {
-            devPy.append(" -D${dParam.key}=${dParam.value}")
-        }
-        devPy.append(" -Dpaper.disablePluginRemapping=true")
-        devPy.append(" $template")
-        if (debug) devPy.append(" -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:$debugPort")
-        devPy.append(" -javaagent:/jars/AccessWidener.jar=start")
-        if (jvmArgs != null) devPy.append(" $jvmArgs")
-        println("Starting $template with command ${devPy.toString()}")
-
-        def process = new ProcessBuilder("ssh", host, "-T", devPy.toString()).start()
-        def processOutput = new BufferedReader(new InputStreamReader(process.inputStream))
-        new Thread({
-            while (running) {
-                if (processOutput.ready()) {
-                    println(processOutput.readLine())
-                }
-            }
-            processOutput.close()
-            process.errorStream.close()
-        }).start()
-
-        processInput = new BufferedWriter(new OutputStreamWriter(process.outputStream))
-        def input = new BufferedReader(new InputStreamReader(System.in))
-        new Thread({
-            while (running) {
-                def text = input.readLine()
-                if (text == null) break
-                processInput.write(text)
-                processInput.newLine()
-                processInput.flush()
-            }
-        }).start()
-
-        process.waitFor()
-        if (processInput != null) {
-            processInput.close()
-        }
-        processInput = null
-        running = false
-    }
-}
-
-class VelocityServer extends DevServer {
-    @Input
-    @Optional
-    Boolean packetDecodeLogging = false
-
-    VelocityServer() {
-        super()
-        doFirst {
-            if (packetDecodeLogging) dParams.put("velocity.packet-decode-logging", "true")
-        }
-    }
-}
-
-class FightServer extends DevServer {
-
-    @Input
-    @Optional
-    Integer checkSchemID = 0
-
-    @Input
-    @Optional
-    Integer prepareSchemID = 0
-
-    @Input
-    @Optional
-    Integer replay = 0
-
-    @Input
-    @Optional
-    String config = null
-
-    @Input
-    @Optional
-    // Property: fightID
-    Integer eventKampfID = 0
-
-    @Input
-    @Optional
-    UUID blueLeader = null
-
-    @Input
-    @Optional
-    UUID redLeader = null
-
-    FightServer() {
-        super()
-        doFirst {
-            if (checkSchemID != 0) dParams.put("checkSchemID", "$checkSchemID")
-            if (prepareSchemID != 0) dParams.put("prepareSchemID", "$prepareSchemID")
-            if (replay != 0) dParams.put("replay", "$replay")
-            if (eventKampfID != 0) dParams.put("fightID", "$eventKampfID")
-            if (blueLeader != null) dParams.put("blueLeader", blueLeader.toString())
-            if (redLeader != null) dParams.put("redLeader", redLeader.toString())
-            if (config != null) dParams.put("config", config)
-        }
-    }
-}

buildSrc/src/main/kotlin/DevServer.kt

@@ -0,0 +1,290 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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/>.
+ */
+
+import org.gradle.api.DefaultTask
+import org.gradle.api.GradleException
+import org.gradle.api.Project
+import org.gradle.api.tasks.Input
+import org.gradle.api.tasks.Internal
+import org.gradle.api.tasks.Optional
+import org.gradle.api.tasks.bundling.AbstractArchiveTask
+import java.io.BufferedReader
+import java.io.BufferedWriter
+import java.io.File
+import java.io.FileInputStream
+import java.io.InputStreamReader
+import java.io.OutputStreamWriter
+import java.security.MessageDigest
+import java.util.Properties
+import java.util.Random
+import java.util.stream.Collectors
+
+open class DevServer : DefaultTask() {
+
+    @get:Input
+    var debug: Boolean = false
+
+    @get:Input
+    var template: String? = null
+
+    @get:Input
+    @get:Optional
+    var plugins: String? = null
+
+    @get:Input
+    @get:Optional
+    var port: Int? = null
+
+    @get:Input
+    @get:Optional
+    var jar: String? = null
+
+    @get:Input
+    @get:Optional
+    var dParams: MutableMap<String, String> = HashMap()
+
+    @get:Input
+    @get:Optional
+    var jvmArgs: String? = null
+
+    @get:Input
+    @get:Optional
+    var checkpointFolder: String? = null
+
+    @get:Input
+    @get:Optional
+    var profile: Boolean? = null
+
+    @get:Input
+    @get:Optional
+    var forceUpgrade: Boolean? = null
+
+    @get:Input
+    @get:Optional
+    var worldName: String? = null
+
+    @get:Internal
+    var processInput: BufferedWriter? = null
+
+    @get:Internal
+    var host: String? = null
+
+    @get:Internal
+    var debugPort: Int = 0
+
+    @get:Internal
+    var running: Boolean = true
+
+    init {
+        doFirst {
+            checkpointFolder?.let { dParams.put("checkpoint", it) }
+
+            val projects = mutableListOf<Project>()
+            projects.add(project)
+            while (projects[0].parent != null) {
+                projects.add(0, projects[0].parent!!)
+            }
+
+            val properties = Properties()
+            projects.forEach {
+                val file = File(it.projectDir, "steamwar.properties")
+                if (file.exists()) {
+                    FileInputStream(file).use { input -> properties.load(input) }
+                }
+            }
+
+            if (template!!.startsWith("Bau")) {
+                if (properties.containsKey("worldName")) {
+                    worldName = properties.getProperty("worldName")
+                } else {
+                    throw GradleException("Please supply the 'worldName' in a 'steamwar.properties' files either in this project dir or any parent project!")
+                }
+            }
+            host = properties.getProperty("host")
+            debugPort = Random().nextInt(5001, 10000)
+
+            if (host == null) {
+                throw GradleException("Please supply the 'host' in a 'steamwar.properties' files either in this project dir or any parent project!")
+            }
+        }
+        doLast {
+            setupTemplate(template!!)
+            uploadDependencies()
+            if (debug) startDebugPort()
+            startDevServer()
+        }
+        finalizedBy(Finalizer())
+    }
+
+    inner class Finalizer : DefaultTask() {
+        init {
+            doLast {
+                processInput?.let {
+                    it.write(if (template!!.endsWith("Velocity")) "end\n" else "stop\n")
+                    it.flush()
+                }
+                running = false
+            }
+        }
+    }
+
+    private fun run(vararg args: String): Process {
+        val arguments = mutableListOf("ssh", host, "-T")
+        arguments.addAll(args)
+        val process = ProcessBuilder(arguments).start()
+        process.waitFor()
+        return process
+    }
+
+    private fun checkFileOnRemote(path: String): Boolean {
+        val process = run("[ -e \"$path\" ] && echo \"true\"")
+        process.errorStream.close()
+        process.outputStream.close()
+        return BufferedReader(InputStreamReader(process.inputStream)).use { reader ->
+            reader.lines().count() > 0
+        }
+    }
+
+    private fun closeProcess(process: Process) {
+        process.outputStream.close()
+        process.inputStream.close()
+        process.errorStream.close()
+    }
+
+    fun setupTemplate(template: String) {
+        if (checkFileOnRemote(template)) return
+        if (checkFileOnRemote("/configs/GameModes/$template.yml")) {
+            println("GameMode Config exists")
+            val process = run("cat /configs/GameModes/$template.yml | grep \"Folder: \"")
+            val serverTemplateName = BufferedReader(InputStreamReader(process.inputStream)).lines()
+                .collect(Collectors.joining("\n"))
+                .trim()
+                .substring("Folder: ".length)
+            closeProcess(process)
+            setupTemplate(serverTemplateName)
+            run("ln -s $serverTemplateName $template")
+            return
+        }
+        if (!checkFileOnRemote("/servers/$template")) {
+            throw GradleException("Used template ($template) is not in /servers/ directory of the given host $host")
+        }
+        closeProcess(run("cp -r /servers/$template $template"))
+        closeProcess(run("chmod u+w $template"))
+        closeProcess(run("rm -r $template/plugins/*WorldEdit/"))
+        closeProcess(run("rm $template/log4j2.xml"))
+    }
+
+    fun uploadDependencies() {
+        val base = if (plugins == null) "$template/plugins" else plugins
+        println("Uploading to ~/$base")
+        this.dependsOn.forEach {
+            if (it !is String) {
+                throw GradleException("Illegal argument for uploading dependencies")
+            }
+            val resolved = project.findProject(it.substring(0, it.lastIndexOf(':')))!!
+            val archiveTask = resolved.tasks.findByName(it.substring(it.lastIndexOf(':') + 1)) as AbstractArchiveTask
+
+            val archive = archiveTask.archiveFile.get().asFile
+
+            var process = ProcessBuilder("ssh", host, "-T", "sha1sum $base/${archive.name.replace("-all", "")}").start()
+            val bytes = MessageDigest.getInstance("sha1").digest(archive.readBytes())
+            val sb = StringBuilder()
+            for (b in bytes) {
+                sb.append(String.format("%02X", b))
+            }
+            var same = false
+            process.inputStream.bufferedReader().readLines().forEach { line ->
+                same = same || line.startsWith(sb.toString().lowercase())
+            }
+            closeProcess(process)
+            if (same) {
+                println("Skipping  $archive")
+                return@forEach
+            }
+
+            println("Uploading $archive")
+            process = ProcessBuilder("ssh", host, "-T", "rm $base/${archive.name.replace("-all", "")}").start()
+            process.waitFor()
+            closeProcess(process)
+
+            process = ProcessBuilder("scp", archive.absolutePath, "$host:~/$base/${archive.name.replace("-all", "")}").start()
+            process.waitFor()
+            closeProcess(process)
+            println("Uploaded  $archive")
+        }
+    }
+
+    fun startDebugPort() {
+        val process = ProcessBuilder("ssh", host, "-L", "5005:localhost:$debugPort").start()
+        val processOutput = BufferedReader(InputStreamReader(process.inputStream))
+        Thread {
+            while (running) {
+            }
+            processOutput.close()
+            process.errorStream.close()
+        }.start()
+    }
+
+    fun startDevServer() {
+        val devPy = StringBuilder().append("sw dev")
+        if (port != null) devPy.append(" --port $port")
+        if (worldName != null) devPy.append(" -w $template/$worldName")
+        if (plugins != null) devPy.append(" -p $plugins")
+        if (profile != null) devPy.append(" --profile")
+        if (forceUpgrade != null) devPy.append(" --forceUpgrade")
+        if (jar != null) devPy.append(" --jar $jar")
+        devPy.append(" $template")
+        for ((key, value) in dParams) {
+            devPy.append(" -D$key=$value")
+        }
+        devPy.append(" -Dpaper.disablePluginRemapping=true")
+        if (debug) devPy.append(" -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:$debugPort")
+        devPy.append(" -javaagent:/jars/AccessWidener.jar=start")
+        if (jvmArgs != null) devPy.append(" $jvmArgs")
+        println("Starting $template with command $devPy")
+
+        val process = ProcessBuilder("ssh", host, "-T", devPy.toString()).start()
+        val processOutput = BufferedReader(InputStreamReader(process.inputStream))
+        Thread {
+            while (running) {
+                if (processOutput.ready()) {
+                    println(processOutput.readLine())
+                }
+            }
+            processOutput.close()
+            process.errorStream.close()
+        }.start()
+
+        processInput = BufferedWriter(OutputStreamWriter(process.outputStream))
+        val input = BufferedReader(InputStreamReader(System.`in`))
+        Thread {
+            while (running) {
+                val text = input.readLine() ?: break
+                processInput?.write(text)
+                processInput?.newLine()
+                processInput?.flush()
+            }
+        }.start()
+
+        process.waitFor()
+        processInput?.close()
+        processInput = null
+        running = false
+    }
+}

buildSrc/src/main/kotlin/FightServer.kt

@@ -0,0 +1,66 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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/>.
+ */
+
+import org.gradle.api.tasks.Input
+import org.gradle.api.tasks.Optional
+import java.util.UUID
+
+open class FightServer : DevServer() {
+
+    @get:Input
+    @get:Optional
+    var checkSchemID: Int? = 0
+
+    @get:Input
+    @get:Optional
+    var prepareSchemID: Int? = 0
+
+    @get:Input
+    @get:Optional
+    var replay: Int? = 0
+
+    @get:Input
+    @get:Optional
+    var config: String? = null
+
+    // Property: fightID
+    @get:Input
+    @get:Optional
+    var eventKampfID: Int? = 0
+
+    @get:Input
+    @get:Optional
+    var blueLeader: UUID? = null
+
+    @get:Input
+    @get:Optional
+    var redLeader: UUID? = null
+
+    init {
+        doFirst {
+            if (checkSchemID != 0) dParams.put("checkSchemID", "$checkSchemID")
+            if (prepareSchemID != 0) dParams.put("prepareSchemID", "$prepareSchemID")
+            if (replay != 0) dParams.put("replay", "$replay")
+            if (eventKampfID != 0) dParams.put("fightID", "$eventKampfID")
+            blueLeader?.let { dParams.put("blueLeader", it.toString()) }
+            redLeader?.let { dParams.put("redLeader", it.toString()) }
+            config?.let { dParams.put("config", it) }
+        }
+    }
+}

buildSrc/src/main/kotlin/VelocityServer.kt

@@ -0,0 +1,34 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 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/>.
+ */
+
+import org.gradle.api.tasks.Input
+import org.gradle.api.tasks.Optional
+
+open class VelocityServer : DevServer() {
+
+    @get:Input
+    @get:Optional
+    var packetDecodeLogging: Boolean? = false
+
+    init {
+        doFirst {
+            if (packetDecodeLogging == true) dParams.put("velocity.packet-decode-logging", "true")
+        }
+    }
+}

buildSrc/src/main/kotlin/steamwar.java.gradle.kts

@@ -18,16 +18,18 @@
  */
 
 plugins {
-    id 'java-library'
+    `java-library`
 }
 
+val libs = the<VersionCatalogsExtension>().named("libs")
+
 java {
     sourceCompatibility = JavaVersion.VERSION_21
     targetCompatibility = JavaVersion.VERSION_21
 }
 
 tasks.compileJava {
-    options.encoding "UTF-8"
+    options.encoding = "UTF-8"
 }
 
 sourceSets {
@@ -54,8 +56,9 @@ sourceSets {
 }
 
 dependencies {
-    annotationProcessor libs.lombok
-    compileOnly libs.lombok
-    testCompileOnly libs.lombok
-    testAnnotationProcessor libs.lombok
-}
+    val lombok = libs.findLibrary("lombok").get()
+    annotationProcessor(lombok)
+    compileOnly(lombok)
+    testCompileOnly(lombok)
+    testAnnotationProcessor(lombok)
+}