src/main/java/de/ellpeck/naturesaura/Helper.java

@@ -15,8 +15,6 @@ import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.GuiGraphics;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
-import net.minecraft.core.Registry;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerChunkCache;
 import net.minecraft.server.level.ServerPlayer;
@@ -44,9 +42,12 @@ import net.minecraft.world.phys.AABB;
 import net.minecraft.world.phys.Vec3;
 import net.neoforged.api.distmarker.Dist;
 import net.neoforged.api.distmarker.OnlyIn;
-import net.neoforged.neoforge.capabilities.Capabilities;
+import net.neoforged.neoforge.common.capabilities.Capability;
+import net.neoforged.neoforge.common.util.LazyOptional;
 import net.neoforged.neoforge.items.IItemHandler;
-import net.neoforged.neoforge.items.IItemHandlerModifiable;
+import net.neoforged.neoforge.registries.ForgeRegistries;
+import net.neoforged.neoforge.registries.IForgeRegistry;
+import net.neoforged.neoforge.common.capabilities.ICapabilityProvider;
 import top.theillusivec4.curios.api.CuriosApi;
 import top.theillusivec4.curios.api.SlotResult;
 
@@ -166,7 +167,7 @@ public final class Helper {
     public static InteractionResult putStackOnTile(Player player, InteractionHand hand, BlockPos pos, int slot, boolean sound) {
         var tile = player.level().getBlockEntity(pos);
         if (tile instanceof BlockEntityImpl) {
-            var handler = (IItemHandlerModifiable) tile.getLevel().getCapability(Capabilities.ItemHandler.BLOCK, tile.getBlockPos(), tile.getBlockState(), tile, null);
+            var handler = ((BlockEntityImpl) tile).getItemHandler();
             if (handler != null) {
                 var handStack = player.getItemInHand(hand);
                 if (!handStack.isEmpty()) {
@@ -229,7 +230,7 @@ public final class Helper {
 
     public static BlockState getStateFromString(String raw) {
         var split = raw.split("\\[");
-        var block = BuiltInRegistries.BLOCK.get(new ResourceLocation(split[0]));
+        var block = ForgeRegistries.BLOCKS.getValue(new ResourceLocation(split[0]));
         if (block != null) {
             var state = block.defaultBlockState();
             if (split.length > 1) {
@@ -260,7 +261,7 @@ public final class Helper {
     public static void addAdvancement(Player player, ResourceLocation advancement, String criterion) {
         if (!(player instanceof ServerPlayer playerMp))
             return;
-        var adv = playerMp.level().getServer().getAdvancements().get(advancement);
+        var adv = playerMp.level().getServer().getAdvancements().getAdvancement(advancement);
         if (adv != null)
             playerMp.getAdvancements().award(adv, criterion);
     }
@@ -294,17 +295,17 @@ public final class Helper {
     }
 
     // This is how @ObjectHolder SHOULD work...
-    public static <T> void populateObjectHolders(Class<?> clazz, Registry<T> registry) {
+    public static <T> void populateObjectHolders(Class<?> clazz, IForgeRegistry<T> registry) {
         for (var entry : clazz.getFields()) {
             if (!Modifier.isStatic(entry.getModifiers()))
                 continue;
             var location = new ResourceLocation(NaturesAura.MOD_ID, entry.getName().toLowerCase(Locale.ROOT));
             if (!registry.containsKey(location)) {
-                NaturesAura.LOGGER.fatal("Couldn't find entry named " + location + " in registry");
+                NaturesAura.LOGGER.fatal("Couldn't find entry named " + location + " in registry " + registry.getRegistryName());
                 continue;
             }
             try {
-                entry.set(null, registry.get(location));
+                entry.set(null, registry.getValue(location));
             } catch (IllegalAccessException e) {
                 NaturesAura.LOGGER.error(e);
             }

src/main/java/de/ellpeck/naturesaura/InternalHooks.java

@@ -5,11 +5,9 @@ import de.ellpeck.naturesaura.api.aura.chunk.IAuraChunk;
 import de.ellpeck.naturesaura.api.misc.ILevelData;
 import de.ellpeck.naturesaura.api.multiblock.IMultiblock;
 import de.ellpeck.naturesaura.blocks.multi.Multiblock;
-import de.ellpeck.naturesaura.chunk.AuraChunk;
 import de.ellpeck.naturesaura.misc.LevelData;
 import net.minecraft.core.BlockPos;
 import net.minecraft.resources.ResourceLocation;
-import net.minecraft.server.level.ServerLevel;
 import net.minecraft.util.Tuple;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.level.Level;
@@ -39,9 +37,9 @@ public class InternalHooks implements NaturesAuraAPI.IInternalHooks {
     private boolean auraPlayerInteraction(Player player, int amount, boolean extract, boolean simulate) {
         if (extract && player.isCreative())
             return true;
-        var stack = Helper.getEquippedItem(s -> s.getCapability(NaturesAuraAPI.AURA_CONTAINER_ITEM_CAPABILITY) != null, player, false);
+        var stack = Helper.getEquippedItem(s -> s.getCapability(NaturesAuraAPI.CAP_AURA_CONTAINER).isPresent(), player, false);
         if (!stack.isEmpty()) {
-            var container = stack.getCapability(NaturesAuraAPI.AURA_CONTAINER_ITEM_CAPABILITY);
+            var container = stack.getCapability(NaturesAuraAPI.CAP_AURA_CONTAINER).orElse(null);
             if (extract) {
                 return container.drainAura(amount, simulate) > 0;
             } else {
@@ -184,25 +182,4 @@ public class InternalHooks implements NaturesAuraAPI.IInternalHooks {
         return highest;
     }
 
-    @Override
-    public ILevelData getLevelData(Level level) {
-        if (level instanceof ServerLevel server) {
-            var ret = server.getDataStorage().computeIfAbsent(LevelData.FACTORY, "level_data");
-            if (ret.level == null)
-                ret.level = level;
-            return ret;
-        } else {
-            if (LevelData.client == null || LevelData.client.level != level) {
-                LevelData.client = new LevelData();
-                LevelData.client.level = level;
-            }
-            return LevelData.client;
-        }
-    }
-
-    @Override
-    public IAuraChunk createAuraChunk() {
-        return new AuraChunk();
-    }
-
 }

src/main/java/de/ellpeck/naturesaura/ModConfig.java

@@ -5,10 +5,10 @@ import de.ellpeck.naturesaura.api.aura.type.BasicAuraType;
 import de.ellpeck.naturesaura.api.misc.WeightedOre;
 import de.ellpeck.naturesaura.chunk.effect.OreSpawnEffect;
 import de.ellpeck.naturesaura.chunk.effect.PlantBoostEffect;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.resources.ResourceLocation;
 import net.neoforged.neoforge.common.ModConfigSpec;
 import net.neoforged.neoforge.common.ModConfigSpec.ConfigValue;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
 import java.util.Collections;
 import java.util.List;
@@ -239,18 +239,18 @@ public final class ModConfig {
         }
 
         try {
-            for (var s : this.plantBoostExceptions.get())
+            for (String s : this.plantBoostExceptions.get())
-                PlantBoostEffect.EXCEPTIONS.add(Objects.requireNonNull(BuiltInRegistries.BLOCK.get(new ResourceLocation(s))));
+                PlantBoostEffect.EXCEPTIONS.add(Objects.requireNonNull(ForgeRegistries.BLOCKS.getValue(new ResourceLocation(s))));
         } catch (Exception e) {
             NaturesAura.LOGGER.warn("Error parsing plantBoostExceptions", e);
 
         }
 
         try {
-            for (var s : this.additionalProjectiles.get()) {
+            for (String s : this.additionalProjectiles.get()) {
                 var split = s.split("->");
                 var name = new ResourceLocation(split[0]);
-                var type = Objects.requireNonNull(BuiltInRegistries.ENTITY_TYPE.get(name));
+                var type = Objects.requireNonNull(ForgeRegistries.ENTITY_TYPES.getValue(name));
                 var amount = Integer.parseInt(split[1]);
                 NaturesAuraAPI.PROJECTILE_GENERATIONS.put(type, amount);
             }
@@ -258,5 +258,4 @@ public final class ModConfig {
             NaturesAura.LOGGER.warn("Error parsing additionalProjectiles", e);
         }
     }
-
 }

src/main/java/de/ellpeck/naturesaura/NaturesAura.java

@@ -6,17 +6,18 @@ import de.ellpeck.naturesaura.blocks.multi.Multiblocks;
 import de.ellpeck.naturesaura.chunk.effect.DrainSpotEffects;
 import de.ellpeck.naturesaura.compat.Compat;
 import de.ellpeck.naturesaura.events.CommonEvents;
+import de.ellpeck.naturesaura.packet.PacketHandler;
 import de.ellpeck.naturesaura.proxy.ClientProxy;
 import de.ellpeck.naturesaura.proxy.IProxy;
 import de.ellpeck.naturesaura.proxy.ServerProxy;
 import de.ellpeck.naturesaura.recipes.ModRecipes;
-import net.neoforged.bus.api.IEventBus;
+import net.neoforged.neoforge.common.ModConfigSpec;
+import net.neoforged.neoforge.common.NeoForge;
+import net.neoforged.fml.DistExecutor;
 import net.neoforged.fml.ModLoadingContext;
 import net.neoforged.fml.common.Mod;
 import net.neoforged.fml.event.lifecycle.FMLCommonSetupEvent;
-import net.neoforged.fml.loading.FMLEnvironment;
+import net.neoforged.fml.javafmlmod.FMLJavaModLoadingContext;
-import net.neoforged.neoforge.common.ModConfigSpec;
-import net.neoforged.neoforge.common.NeoForge;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
@@ -28,13 +29,13 @@ public final class NaturesAura {
 
     public static final Logger LOGGER = LogManager.getLogger(NaturesAura.MOD_NAME);
     public static NaturesAura instance;
-    public static IProxy proxy;
+    // this causes a classloading issue if it's not wrapped like this
+    @SuppressWarnings("Convert2MethodRef")
+    public static IProxy proxy = DistExecutor.unsafeRunForDist(() -> () -> new ClientProxy(), () -> () -> new ServerProxy());
 
-    public NaturesAura(IEventBus eventBus) {
+    public NaturesAura() {
         NaturesAura.instance = this;
-        NaturesAura.proxy = FMLEnvironment.dist.isClient() ? new ClientProxy() : new ServerProxy();
+        FMLJavaModLoadingContext.get().getModEventBus().addListener(this::setup);
-
-        eventBus.addListener(this::setup);
 
         var builder = new ModConfigSpec.Builder();
         ModConfig.instance = new ModConfig(builder);
@@ -49,6 +50,7 @@ public final class NaturesAura {
 
     private void preInit(FMLCommonSetupEvent event) {
         Compat.setup(event);
+        PacketHandler.init();
         new Multiblocks();
 
         NeoForge.EVENT_BUS.register(new CommonEvents());

src/main/java/de/ellpeck/naturesaura/api/NaturesAuraAPI.java

@@ -2,7 +2,6 @@ package de.ellpeck.naturesaura.api;
 
 import com.google.common.collect.BiMap;
 import com.google.common.collect.HashBiMap;
-import de.ellpeck.naturesaura.api.aura.chunk.AuraChunkProvider;
 import de.ellpeck.naturesaura.api.aura.chunk.IAuraChunk;
 import de.ellpeck.naturesaura.api.aura.chunk.IDrainSpotEffect;
 import de.ellpeck.naturesaura.api.aura.container.IAuraContainer;
@@ -15,7 +14,6 @@ import de.ellpeck.naturesaura.api.misc.WeightedOre;
 import de.ellpeck.naturesaura.api.multiblock.IMultiblock;
 import de.ellpeck.naturesaura.api.multiblock.Matcher;
 import net.minecraft.core.BlockPos;
-import net.minecraft.core.Direction;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Tuple;
 import net.minecraft.world.entity.EntityType;
@@ -25,9 +23,10 @@ import net.minecraft.world.level.Level;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.phys.AABB;
 import net.minecraft.world.phys.Vec3;
-import net.neoforged.neoforge.attachment.AttachmentType;
+import net.neoforged.neoforge.common.capabilities.*;
-import net.neoforged.neoforge.capabilities.BlockCapability;
+import net.neoforged.neoforge.common.capabilities.CapabilityToken;
-import net.neoforged.neoforge.capabilities.ItemCapability;
+import net.neoforged.neoforge.common.capabilities.Capability;
+import net.neoforged.neoforge.common.capabilities.CapabilityManager;
 import org.apache.commons.lang3.tuple.Pair;
 
 import java.util.ArrayList;
@@ -85,21 +84,25 @@ public final class NaturesAuraAPI {
      */
     public static final Map<ItemStack, WeatherType> WEATHER_CHANGER_CONVERSIONS = new HashMap<>();
     /**
-     * The capability for any item that stores Aura in the form of an {@link IAuraContainer}
+     * The capability for any item or block that stores Aura in the form of an {@link IAuraContainer}
      */
-    public static final ItemCapability<IAuraContainer, Void> AURA_CONTAINER_ITEM_CAPABILITY = ItemCapability.createVoid(new ResourceLocation(NaturesAuraAPI.MOD_ID, "aura_container_item"), IAuraContainer.class);
+    public static final Capability<IAuraContainer> CAP_AURA_CONTAINER = CapabilityManager.get(new CapabilityToken<>() {
-    /**
+    });
-     * The capability for any block that stores Aura in the form of an {@link IAuraContainer}
-     */
-    public static final BlockCapability<IAuraContainer, Direction> AURA_CONTAINER_BLOCK_CAPABILITY = BlockCapability.create(new ResourceLocation(NaturesAuraAPI.MOD_ID, "aura_container_block"), IAuraContainer.class, Direction.class);
     /**
      * The capability for any item that can be recharged from an Aura storage container like the Aura Cache in the form of {@link IAuraRecharge} by a player holding it in their hand
      */
-    public static final ItemCapability<IAuraRecharge, Void> AURA_RECHARGE_CAPABILITY = ItemCapability.createVoid(new ResourceLocation(NaturesAuraAPI.MOD_ID, "aura_recharge"), IAuraRecharge.class);
+    public static final Capability<IAuraRecharge> CAP_AURA_RECHARGE = CapabilityManager.get(new CapabilityToken<>() {
+    });
     /**
      * The capability that any chunk in a level has to store Aura in it. As this is only applicable to chunks and all chunks in the level automatically get assigned this capability, using it directly is not necessary for addon developers. To retrieve this capability from any chunk, use the helper method {@link IAuraChunk#getAuraChunk(net.minecraft.world.level.Level, BlockPos)}.
      */
-    public static final AttachmentType<AuraChunkProvider> AURA_CHUNK_ATTACHMENT = AttachmentType.serializable(AuraChunkProvider::new).build();
+    public static final Capability<IAuraChunk> CAP_AURA_CHUNK = CapabilityManager.get(new CapabilityToken<>() {
+    });
+    /**
+     * The capability that any level has to store Nature's Aura specific data in it. To retrieve this capability from any level, use the helper methods {@link ILevelData#getLevelData(net.minecraft.world.level.Level)} or {@link ILevelData#getOverworldData(net.minecraft.world.level.Level)}.
+     */
+    public static final Capability<ILevelData> CAP_LEVEL_DATA = CapabilityManager.get(new CapabilityToken<>() {
+    });
     private static final IInternalHooks INSTANCE;
 
     static {
@@ -257,11 +260,6 @@ public final class NaturesAuraAPI {
          * @see IAuraChunk#getHighestSpot(Level, BlockPos, int, BlockPos)
          */
         BlockPos getHighestAuraDrainSpot(Level level, BlockPos pos, int radius, BlockPos defaultSpot);
-
-        ILevelData getLevelData(Level level);
-
-        IAuraChunk createAuraChunk();
-
     }
 
 }

src/main/java/de/ellpeck/naturesaura/api/aura/chunk/AuraChunkProvider.java

@@ -1,29 +0,0 @@
-package de.ellpeck.naturesaura.api.aura.chunk;
-
-import de.ellpeck.naturesaura.api.NaturesAuraAPI;
-import net.minecraft.nbt.CompoundTag;
-import net.minecraft.world.level.chunk.LevelChunk;
-import net.neoforged.neoforge.common.util.INBTSerializable;
-
-public class AuraChunkProvider implements INBTSerializable<CompoundTag> {
-
-    private IAuraChunk auraChunk;
-
-    public IAuraChunk get(LevelChunk chunk) {
-        if (this.auraChunk == null)
-            this.auraChunk = NaturesAuraAPI.instance().createAuraChunk();
-        this.auraChunk.ensureInitialized(chunk);
-        return this.auraChunk;
-    }
-
-    @Override
-    public CompoundTag serializeNBT() {
-        return this.get(null).serializeNBT();
-    }
-
-    @Override
-    public void deserializeNBT(CompoundTag nbt) {
-        this.get(null).deserializeNBT(nbt);
-    }
-
-}

src/main/java/de/ellpeck/naturesaura/api/aura/chunk/IAuraChunk.java

@@ -33,7 +33,7 @@ public interface IAuraChunk extends INBTSerializable<CompoundTag> {
      */
     static IAuraChunk getAuraChunk(Level level, BlockPos pos) {
         var chunk = (LevelChunk) level.getChunk(pos);
-        return chunk.getData(NaturesAuraAPI.AURA_CHUNK_ATTACHMENT).get(chunk);
+        return chunk.getCapability(NaturesAuraAPI.CAP_AURA_CHUNK, null).orElse(null);
     }
 
     /**
@@ -159,7 +159,4 @@ public interface IAuraChunk extends INBTSerializable<CompoundTag> {
     IAuraType getType();
 
     void markDirty();
-
-    void ensureInitialized(LevelChunk chunk);
-
 }

src/main/java/de/ellpeck/naturesaura/api/misc/ILevelData.java

@@ -1,13 +1,16 @@
 package de.ellpeck.naturesaura.api.misc;
 
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.world.level.Level;
+import net.neoforged.neoforge.common.util.INBTSerializable;
 import net.neoforged.neoforge.items.IItemHandlerModifiable;
+import net.neoforged.neoforge.common.capabilities.ICapabilityProvider;
 
-public interface ILevelData {
+public interface ILevelData extends ICapabilityProvider, INBTSerializable<CompoundTag> {
 
     static ILevelData getLevelData(Level level) {
-        return NaturesAuraAPI.instance().getLevelData(level);
+        return level.getCapability(NaturesAuraAPI.CAP_LEVEL_DATA, null).orElse(null);
     }
 
     static ILevelData getOverworldData(Level level) {
@@ -19,5 +22,4 @@ public interface ILevelData {
     IItemHandlerModifiable getEnderStorage(String name);
 
     boolean isEnderStorageLocked(String name);
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockAncientLeaves.java

@@ -53,8 +53,7 @@ public class BlockAncientLeaves extends LeavesBlock implements IModItem, IColorP
         if (rand.nextFloat() >= 0.95F && !levelIn.getBlockState(pos.below()).isCollisionShapeFullBlock(levelIn, pos)) {
             var tile = levelIn.getBlockEntity(pos);
             if (tile instanceof BlockEntityAncientLeaves) {
-                var container = levelIn.getCapability(NaturesAuraAPI.AURA_CONTAINER_BLOCK_CAPABILITY, tile.getBlockPos(), tile.getBlockState(), tile, null);
+                if (((BlockEntityAncientLeaves) tile).getAuraContainer().getStoredAura() > 0) {
-                if (container.getStoredAura() > 0) {
                     NaturesAuraAPI.instance().spawnMagicParticle(
                             pos.getX() + rand.nextDouble(), pos.getY(), pos.getZ() + rand.nextDouble(),
                             0F, 0F, 0F, 0xCC4780,
@@ -73,8 +72,7 @@ public class BlockAncientLeaves extends LeavesBlock implements IModItem, IColorP
         if (!levelIn.isClientSide) {
             var tile = levelIn.getBlockEntity(pos);
             if (tile instanceof BlockEntityAncientLeaves) {
-                var container = levelIn.getCapability(NaturesAuraAPI.AURA_CONTAINER_BLOCK_CAPABILITY, tile.getBlockPos(), tile.getBlockState(), tile, null);
+                if (((BlockEntityAncientLeaves) tile).getAuraContainer().getStoredAura() <= 0) {
-                if (container.getStoredAura() <= 0) {
                     levelIn.setBlockAndUpdate(pos, ModBlocks.DECAYED_LEAVES.defaultBlockState());
                 }
             }
@@ -96,5 +94,4 @@ public class BlockAncientLeaves extends LeavesBlock implements IModItem, IColorP
     public BlockEntity newBlockEntity(BlockPos pos, BlockState state) {
         return new BlockEntityAncientLeaves(pos, state);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockAncientSapling.java

@@ -1,6 +1,5 @@
 package de.ellpeck.naturesaura.blocks;
 
-import com.mojang.serialization.MapCodec;
 import de.ellpeck.naturesaura.data.BlockStateGenerator;
 import de.ellpeck.naturesaura.data.ItemModelGenerator;
 import de.ellpeck.naturesaura.gen.ModFeatures;
@@ -62,7 +61,7 @@ public class BlockAncientSapling extends BushBlock implements BonemealableBlock,
     }
 
     @Override
-    public boolean isValidBonemealTarget(LevelReader pLevel, BlockPos pPos, BlockState pState) {
+    public boolean isValidBonemealTarget(LevelReader p_256559_, BlockPos p_50898_, BlockState p_50899_, boolean p_50900_) {
         return true;
     }
 
@@ -90,10 +89,4 @@ public class BlockAncientSapling extends BushBlock implements BonemealableBlock,
     public void generateCustomItemModel(ItemModelGenerator generator) {
         generator.withExistingParent(this.getBaseName(), "item/generated").texture("layer0", "block/" + this.getBaseName());
     }
-
-    @Override
-    protected MapCodec<? extends BushBlock> codec() {
-        return null;
-    }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockAnimalContainer.java

@@ -21,7 +21,7 @@ public class BlockAnimalContainer extends BlockContainerImpl implements IVisuali
     private static final VoxelShape SHAPE = Block.box(5, 0, 5, 11, 13, 11);
 
     public BlockAnimalContainer() {
-        super("animal_container", BlockEntityAnimalContainer.class, Properties.ofFullCopy(Blocks.STONE));
+        super("animal_container", BlockEntityAnimalContainer.class, Properties.copy(Blocks.STONE));
     }
 
     @Override
@@ -57,5 +57,4 @@ public class BlockAnimalContainer extends BlockContainerImpl implements IVisuali
     public void generateCustomBlockState(BlockStateGenerator generator) {
         generator.simpleBlock(this, generator.models().getExistingFile(generator.modLoc(this.getBaseName())));
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockAuraBloom.java

@@ -1,6 +1,5 @@
 package de.ellpeck.naturesaura.blocks;
 
-import com.mojang.serialization.MapCodec;
 import de.ellpeck.naturesaura.blocks.tiles.BlockEntityAuraBloom;
 import de.ellpeck.naturesaura.blocks.tiles.ITickableBlockEntity;
 import de.ellpeck.naturesaura.blocks.tiles.ModBlockEntities;
@@ -48,11 +47,6 @@ public class BlockAuraBloom extends BushBlock implements IModItem, ICustomBlockS
         return this.mayPlaceOn(levelIn.getBlockState(down), levelIn, down);
     }
 
-    @Override
-    protected MapCodec<? extends BushBlock> codec() {
-        return null;
-    }
-
     @Override
     protected boolean mayPlaceOn(BlockState state, BlockGetter levelIn, BlockPos pos) {
         return Arrays.stream(this.allowedGround).anyMatch(state::is);
@@ -98,5 +92,4 @@ public class BlockAuraBloom extends BushBlock implements IModItem, ICustomBlockS
     public <T extends BlockEntity> BlockEntityTicker<T> getTicker(Level level, BlockState state, BlockEntityType<T> type) {
         return ITickableBlockEntity.createTickerHelper(type, ModBlockEntities.AURA_BLOOM);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockAuraTimer.java

@@ -31,7 +31,7 @@ public class BlockAuraTimer extends BlockContainerImpl implements ICustomBlockSt
     private static final VoxelShape SHAPE = Block.box(1, 0, 1, 15, 15, 15);
 
     public BlockAuraTimer() {
-        super("aura_timer", BlockEntityAuraTimer.class, Properties.ofFullCopy(Blocks.SMOOTH_STONE));
+        super("aura_timer", BlockEntityAuraTimer.class, Properties.copy(Blocks.SMOOTH_STONE));
         this.registerDefaultState(this.defaultBlockState().setValue(BlockStateProperties.POWERED, false));
     }
 

src/main/java/de/ellpeck/naturesaura/blocks/BlockBlastFurnaceBooster.java

@@ -22,7 +22,7 @@ public class BlockBlastFurnaceBooster extends BlockContainerImpl implements ICus
     private static final VoxelShape SHAPE = Shapes.create(1 / 16F, 0, 1 / 16F, 15 / 16F, 1, 15 / 16F);
 
     public BlockBlastFurnaceBooster() {
-        super("blast_furnace_booster", BlockEntityBlastFurnaceBooster.class, Block.Properties.ofFullCopy(Blocks.BLAST_FURNACE).lightLevel(s -> 0));
+        super("blast_furnace_booster", BlockEntityBlastFurnaceBooster.class, Block.Properties.copy(Blocks.BLAST_FURNACE).lightLevel(s -> 0));
     }
 
     @Override

src/main/java/de/ellpeck/naturesaura/blocks/BlockChorusGenerator.java

@@ -8,7 +8,7 @@ import net.minecraft.world.level.block.Blocks;
 public class BlockChorusGenerator extends BlockContainerImpl implements ICustomBlockState {
 
     public BlockChorusGenerator() {
-        super("chorus_generator", BlockEntityChorusGenerator.class, Properties.ofFullCopy(Blocks.END_STONE));
+        super("chorus_generator", BlockEntityChorusGenerator.class, Properties.copy(Blocks.END_STONE));
     }
 
     @Override

src/main/java/de/ellpeck/naturesaura/blocks/BlockContainerImpl.java

@@ -1,6 +1,5 @@
 package de.ellpeck.naturesaura.blocks;
 
-import com.mojang.serialization.MapCodec;
 import de.ellpeck.naturesaura.blocks.tiles.BlockEntityImpl;
 import de.ellpeck.naturesaura.blocks.tiles.ITickableBlockEntity;
 import de.ellpeck.naturesaura.reg.IModItem;
@@ -107,11 +106,6 @@ public class BlockContainerImpl extends BaseEntityBlock implements IModItem {
         return this.baseName;
     }
 
-    @Override
-    protected MapCodec<? extends BaseEntityBlock> codec() {
-        return null;
-    }
-
     @Override
     public RenderShape getRenderShape(BlockState state) {
         return RenderShape.MODEL;
@@ -135,11 +129,11 @@ public class BlockContainerImpl extends BaseEntityBlock implements IModItem {
     }
 
     @Override
-    public BlockState playerWillDestroy(Level level, BlockPos pos, BlockState state, Player player) {
+    public void playerWillDestroy(Level level, BlockPos pos, BlockState state, Player player) {
         var tile = level.getBlockEntity(pos);
         if (tile instanceof BlockEntityImpl impl)
             impl.dropInventory();
-        return super.playerWillDestroy(level, pos, state, player);
+        super.playerWillDestroy(level, pos, state, player);
     }
 
     @Override
@@ -187,5 +181,4 @@ public class BlockContainerImpl extends BaseEntityBlock implements IModItem {
             throw new IllegalStateException("Cannot construct block entity from class " + this.tileClass, e);
         }
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockDimensionRail.java

@@ -1,6 +1,5 @@
 package de.ellpeck.naturesaura.blocks;
 
-import com.mojang.serialization.MapCodec;
 import de.ellpeck.naturesaura.api.aura.chunk.IAuraChunk;
 import de.ellpeck.naturesaura.data.BlockStateGenerator;
 import de.ellpeck.naturesaura.data.ItemModelGenerator;
@@ -50,7 +49,7 @@ public class BlockDimensionRail extends BaseRailBlock implements IModItem, ICust
 
     @SafeVarargs
     public BlockDimensionRail(String name, ResourceKey<Level> goalDim, ResourceKey<Level>... canUseDims) {
-        super(false, Properties.ofFullCopy(Blocks.RAIL));
+        super(false, Properties.copy(Blocks.RAIL));
         this.name = name;
         this.goalDim = goalDim;
         this.canUseDims = canUseDims;
@@ -137,11 +136,6 @@ public class BlockDimensionRail extends BaseRailBlock implements IModItem, ICust
         }
     }
 
-    @Override
-    protected MapCodec<? extends BaseRailBlock> codec() {
-        return null;
-    }
-
     @Override
     @SuppressWarnings({"deprecation", "RedundantSuppression"})
     public Property<RailShape> getShapeProperty() {

src/main/java/de/ellpeck/naturesaura/blocks/BlockEndFlower.java

@@ -1,6 +1,5 @@
 package de.ellpeck.naturesaura.blocks;
 
-import com.mojang.serialization.MapCodec;
 import de.ellpeck.naturesaura.blocks.tiles.BlockEntityEndFlower;
 import de.ellpeck.naturesaura.blocks.tiles.ITickableBlockEntity;
 import de.ellpeck.naturesaura.blocks.tiles.ModBlockEntities;
@@ -71,11 +70,6 @@ public class BlockEndFlower extends BushBlock implements IModItem, ICustomBlockS
         }
     }
 
-    @Override
-    protected MapCodec<? extends BushBlock> codec() {
-        return null;
-    }
-
     @Override
     public boolean canSurvive(BlockState state, LevelReader levelIn, BlockPos pos) {
         return levelIn.getBlockState(pos.below()).getBlock() == Blocks.END_STONE;

src/main/java/de/ellpeck/naturesaura/blocks/BlockEnderCrate.java

@@ -33,6 +33,7 @@ import net.neoforged.api.distmarker.OnlyIn;
 import net.neoforged.neoforge.common.NeoForge;
 import net.neoforged.neoforge.event.AnvilUpdateEvent;
 import net.neoforged.bus.api.SubscribeEvent;
+import net.neoforged.neoforge.network.NetworkHooks;
 
 import javax.annotation.Nullable;
 import java.util.List;
@@ -91,7 +92,7 @@ public class BlockEnderCrate extends BlockContainerImpl implements ITESRProvider
             var tile = levelIn.getBlockEntity(pos);
             if (tile instanceof BlockEntityEnderCrate crate && crate.canOpen() && crate.canUseRightNow(2500)) {
                 crate.drainAura(2500);
-                player.openMenu(crate, pos);
+                NetworkHooks.openScreen((ServerPlayer) player, crate, pos);
             }
         }
         return InteractionResult.SUCCESS;
@@ -131,5 +132,4 @@ public class BlockEnderCrate extends BlockContainerImpl implements ITESRProvider
     public void registerTESR() {
         BlockEntityRenderers.register(ModBlockEntities.ENDER_CRATE, RenderEnderCrate::new);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockFlowerPot.java

@@ -5,9 +5,9 @@ import de.ellpeck.naturesaura.reg.ICustomBlockState;
 import de.ellpeck.naturesaura.reg.IModItem;
 import de.ellpeck.naturesaura.reg.INoItemBlock;
 import de.ellpeck.naturesaura.reg.ModRegistry;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.FlowerPotBlock;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
 import java.util.function.Supplier;
 
@@ -20,12 +20,12 @@ public class BlockFlowerPot extends FlowerPotBlock implements ICustomBlockState,
 
     @Override
     public void generateCustomBlockState(BlockStateGenerator generator) {
-        generator.simpleBlock(this, generator.models().withExistingParent(this.getBaseName(), "block/flower_pot_cross").texture("plant", "block/" + BuiltInRegistries.BLOCK.getKey(this.getPotted()).getPath()).renderType("cutout"));
+        generator.simpleBlock(this, generator.models().withExistingParent(this.getBaseName(), "block/flower_pot_cross").texture("plant", "block/" + ForgeRegistries.BLOCKS.getKey(this.getContent()).getPath()).renderType("cutout"));
     }
 
     @Override
     public String getBaseName() {
-        return "potted_" + BuiltInRegistries.BLOCK.getKey(this.getPotted()).getPath();
+        return "potted_" + ForgeRegistries.BLOCKS.getKey(this.getContent()).getPath();
     }
 
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockGoldPowder.java

@@ -34,7 +34,7 @@ public class BlockGoldPowder extends BlockImpl implements IColorProvidingBlock,
     protected static final VoxelShape[] SHAPES = {Block.box(3.0D, 0.0D, 3.0D, 13.0D, 1.0D, 13.0D), Block.box(3.0D, 0.0D, 3.0D, 13.0D, 1.0D, 16.0D), Block.box(0.0D, 0.0D, 3.0D, 13.0D, 1.0D, 13.0D), Block.box(0.0D, 0.0D, 3.0D, 13.0D, 1.0D, 16.0D), Block.box(3.0D, 0.0D, 0.0D, 13.0D, 1.0D, 13.0D), Block.box(3.0D, 0.0D, 0.0D, 13.0D, 1.0D, 16.0D), Block.box(0.0D, 0.0D, 0.0D, 13.0D, 1.0D, 13.0D), Block.box(0.0D, 0.0D, 0.0D, 13.0D, 1.0D, 16.0D), Block.box(3.0D, 0.0D, 3.0D, 16.0D, 1.0D, 13.0D), Block.box(3.0D, 0.0D, 3.0D, 16.0D, 1.0D, 16.0D), Block.box(0.0D, 0.0D, 3.0D, 16.0D, 1.0D, 13.0D), Block.box(0.0D, 0.0D, 3.0D, 16.0D, 1.0D, 16.0D), Block.box(3.0D, 0.0D, 0.0D, 16.0D, 1.0D, 13.0D), Block.box(3.0D, 0.0D, 0.0D, 16.0D, 1.0D, 16.0D), Block.box(0.0D, 0.0D, 0.0D, 16.0D, 1.0D, 13.0D), Block.box(0.0D, 0.0D, 0.0D, 16.0D, 1.0D, 16.0D)};
 
     public BlockGoldPowder() {
-        super("gold_powder", Properties.ofFullCopy(Blocks.REDSTONE_WIRE));
+        super("gold_powder", Properties.copy(Blocks.REDSTONE_WIRE));
         this.registerDefaultState(this.defaultBlockState().setValue(BlockGoldPowder.NORTH, RedstoneSide.NONE).setValue(BlockGoldPowder.EAST, RedstoneSide.NONE).setValue(BlockGoldPowder.SOUTH, RedstoneSide.NONE).setValue(BlockGoldPowder.WEST, RedstoneSide.NONE));
     }
 

src/main/java/de/ellpeck/naturesaura/blocks/BlockGratedChute.java

@@ -27,7 +27,6 @@ import net.minecraft.world.phys.shapes.BooleanOp;
 import net.minecraft.world.phys.shapes.CollisionContext;
 import net.minecraft.world.phys.shapes.Shapes;
 import net.minecraft.world.phys.shapes.VoxelShape;
-import net.neoforged.neoforge.capabilities.Capabilities;
 import net.neoforged.neoforge.items.IItemHandler;
 
 import javax.annotation.Nullable;
@@ -123,7 +122,7 @@ public class BlockGratedChute extends BlockContainerImpl implements ICustomBlock
     public int getAnalogOutputSignal(BlockState blockState, Level levelIn, BlockPos pos) {
         var tile = levelIn.getBlockEntity(pos);
         if (tile instanceof BlockEntityGratedChute) {
-            var handler = levelIn.getCapability(Capabilities.ItemHandler.BLOCK, tile.getBlockPos(), tile.getBlockState(), tile, null);
+            IItemHandler handler = ((BlockEntityGratedChute) tile).getItemHandler();
             var stack = handler.getStackInSlot(0);
             if (stack.isEmpty())
                 return 0;
@@ -147,5 +146,4 @@ public class BlockGratedChute extends BlockContainerImpl implements ICustomBlock
     public void generateCustomItemModel(ItemModelGenerator generator) {
         generator.withExistingParent(this.getBaseName(), generator.modLoc("block/" + this.getBaseName() + "_down"));
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockItemDistributor.java

@@ -15,7 +15,7 @@ import net.minecraft.world.phys.BlockHitResult;
 public class BlockItemDistributor extends BlockContainerImpl implements ICustomBlockState {
 
     public BlockItemDistributor() {
-        super("item_distributor", BlockEntityItemDistributor.class, Properties.ofFullCopy(Blocks.STONE_BRICKS));
+        super("item_distributor", BlockEntityItemDistributor.class, Properties.copy(Blocks.STONE_BRICKS));
     }
 
     @Override

src/main/java/de/ellpeck/naturesaura/blocks/BlockNetherGrass.java

@@ -15,7 +15,7 @@ import net.minecraft.world.level.block.state.BlockState;
 public class BlockNetherGrass extends BlockImpl implements ICustomBlockState, BonemealableBlock {
 
     public BlockNetherGrass() {
-        super("nether_grass", Properties.ofFullCopy(Blocks.NETHERRACK).randomTicks());
+        super("nether_grass", Properties.copy(Blocks.NETHERRACK).randomTicks());
     }
 
     @Override
@@ -36,7 +36,7 @@ public class BlockNetherGrass extends BlockImpl implements ICustomBlockState, Bo
     }
 
     @Override
-    public boolean isValidBonemealTarget(LevelReader levelIn, BlockPos pos, BlockState state) {
+    public boolean isValidBonemealTarget(LevelReader levelIn, BlockPos pos, BlockState state, boolean isClient) {
         return levelIn.getBlockState(pos.above()).isAir();
     }
 
@@ -48,7 +48,7 @@ public class BlockNetherGrass extends BlockImpl implements ICustomBlockState, Bo
     @Override
     public void performBonemeal(ServerLevel level, RandomSource rand, BlockPos pos, BlockState state) {
         var blockpos = pos.above();
-        var blockstate = Blocks.GRASS_BLOCK.defaultBlockState();
+        var blockstate = Blocks.GRASS.defaultBlockState();
 
         for (var i = 0; i < 128; ++i) {
             var blockpos1 = blockpos;
@@ -81,5 +81,4 @@ public class BlockNetherGrass extends BlockImpl implements ICustomBlockState, Bo
         }
 
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockSlimeSplitGenerator.java

@@ -19,7 +19,7 @@ import net.neoforged.bus.api.SubscribeEvent;
 public class BlockSlimeSplitGenerator extends BlockContainerImpl implements IVisualizable, ICustomBlockState {
 
     public BlockSlimeSplitGenerator() {
-        super("slime_split_generator", BlockEntitySlimeSplitGenerator.class, Properties.ofFullCopy(Blocks.SLIME_BLOCK).strength(2));
+        super("slime_split_generator", BlockEntitySlimeSplitGenerator.class, Properties.copy(Blocks.SLIME_BLOCK).strength(2));
         NeoForge.EVENT_BUS.register(new Events());
     }
 

src/main/java/de/ellpeck/naturesaura/blocks/BlockSnowCreator.java

@@ -14,7 +14,7 @@ import net.neoforged.api.distmarker.OnlyIn;
 public class BlockSnowCreator extends BlockContainerImpl implements IVisualizable, ICustomBlockState {
 
     public BlockSnowCreator() {
-        super("snow_creator", BlockEntitySnowCreator.class, Properties.ofFullCopy(Blocks.STONE_BRICKS));
+        super("snow_creator", BlockEntitySnowCreator.class, Properties.copy(Blocks.STONE_BRICKS));
     }
 
     @Override

src/main/java/de/ellpeck/naturesaura/blocks/BlockSpring.java

@@ -21,14 +21,13 @@ import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.level.material.Fluids;
 import net.neoforged.api.distmarker.Dist;
 import net.neoforged.api.distmarker.OnlyIn;
-import org.jetbrains.annotations.Nullable;
 
 import java.util.Optional;
 
 public class BlockSpring extends BlockContainerImpl implements ICustomBlockState, IColorProvidingBlock, IColorProvidingItem, BucketPickup {
 
     public BlockSpring() {
-        super("spring", BlockEntitySpring.class, Properties.ofFullCopy(Blocks.STONE_BRICKS));
+        super("spring", BlockEntitySpring.class, Properties.copy(Blocks.STONE_BRICKS));
     }
 
     @Override
@@ -58,8 +57,8 @@ public class BlockSpring extends BlockContainerImpl implements ICustomBlockState
     }
 
     @Override
-    public ItemStack pickupBlock(@Nullable Player pPlayer, LevelAccessor pLevel, BlockPos pPos, BlockState pState) {
+    public ItemStack pickupBlock(LevelAccessor levelIn, BlockPos pos, BlockState state) {
-        if (pLevel.getBlockEntity(pPos) instanceof BlockEntitySpring spring && spring.tryConsumeAura(2500))
+        if (levelIn.getBlockEntity(pos) instanceof BlockEntitySpring spring && spring.tryConsumeAura(2500))
             return new ItemStack(Items.WATER_BUCKET);
         return ItemStack.EMPTY;
     }
@@ -69,5 +68,4 @@ public class BlockSpring extends BlockContainerImpl implements ICustomBlockState
     public Optional<SoundEvent> getPickupSound() {
         return Fluids.WATER.getPickupSound();
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/BlockWeatherChanger.java

@@ -8,7 +8,7 @@ import net.minecraft.world.level.block.Blocks;
 public class BlockWeatherChanger extends BlockContainerImpl implements ICustomBlockState {
 
     public BlockWeatherChanger() {
-        super("weather_changer", BlockEntityWeatherChanger.class, Properties.ofFullCopy(Blocks.STONE_BRICKS));
+        super("weather_changer", BlockEntityWeatherChanger.class, Properties.copy(Blocks.STONE_BRICKS));
     }
 
     @Override

src/main/java/de/ellpeck/naturesaura/blocks/BlockWoodStand.java

@@ -62,8 +62,8 @@ public class BlockWoodStand extends BlockContainerImpl implements ITESRProvider<
                 var saplingStack = new ItemStack(level.getBlockState(pos).getBlock());
                 if (!saplingStack.isEmpty()) {
                     for (var recipe : ((Level) level).getRecipeManager().getRecipesFor(ModRecipes.TREE_RITUAL_TYPE, null, (Level) level)) {
-                        if (recipe.value().saplingType.test(saplingStack)) {
+                        if (recipe.saplingType.test(saplingStack)) {
-                            List<Ingredient> required = new ArrayList<>(recipe.value().ingredients);
+                            List<Ingredient> required = new ArrayList<>(Arrays.asList(recipe.ingredients));
                             var toPick = new MutableObject<BlockEntityWoodStand>();
 
                             var fine = Multiblocks.TREE_RITUAL.forEach(pos, 'W', (tilePos, matcher) -> {
@@ -89,7 +89,7 @@ public class BlockWoodStand extends BlockContainerImpl implements ITESRProvider<
                             });
 
                             if (fine && required.isEmpty()) {
-                                toPick.getValue().setRitual(pos, recipe.value());
+                                toPick.getValue().setRitual(pos, recipe);
                                 break;
                             }
                         }

src/main/java/de/ellpeck/naturesaura/blocks/multi/Multiblocks.java

@@ -42,7 +42,7 @@ public final class Multiblocks {
                         // try-catch to prevent blocks that need to have been placed crashing here
                         try {
                             var stack = new ItemStack(state.getBlock());
-                            return !stack.isEmpty() && level.getRecipeManager().getRecipesFor(ModRecipes.TREE_RITUAL_TYPE, null, level).stream().anyMatch(r -> r.value().saplingType.test(stack));
+                            return !stack.isEmpty() && level.getRecipeManager().getRecipesFor(ModRecipes.TREE_RITUAL_TYPE, null, level).stream().anyMatch(r -> r.saplingType.test(stack));
                         } catch (Exception e) {
                             return false;
                         }
@@ -99,5 +99,4 @@ public final class Multiblocks {
             'R', Blocks.REDSTONE_BLOCK,
             '0', ModBlocks.RF_CONVERTER,
             ' ', Matcher.any());
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityAncientLeaves.java

@@ -1,6 +1,7 @@
 package de.ellpeck.naturesaura.blocks.tiles;
 
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
+import de.ellpeck.naturesaura.api.aura.container.IAuraContainer;
 import de.ellpeck.naturesaura.api.aura.container.NaturalAuraContainer;
 import net.minecraft.core.BlockPos;
 import net.minecraft.nbt.CompoundTag;
@@ -8,7 +9,7 @@ import net.minecraft.world.level.block.state.BlockState;
 
 public class BlockEntityAncientLeaves extends BlockEntityImpl {
 
-    public final NaturalAuraContainer container = new NaturalAuraContainer(NaturesAuraAPI.TYPE_OVERWORLD, 2000, 500) {
+    private final NaturalAuraContainer container = new NaturalAuraContainer(NaturesAuraAPI.TYPE_OVERWORLD, 2000, 500) {
         @Override
         public int getAuraColor() {
             return 0xCE5489;
@@ -28,6 +29,11 @@ public class BlockEntityAncientLeaves extends BlockEntityImpl {
         super(ModBlockEntities.ANCIENT_LEAVES, pos, state);
     }
 
+    @Override
+    public IAuraContainer getAuraContainer() {
+        return this.container;
+    }
+
     @Override
     public void writeNBT(CompoundTag compound, SaveType type) {
         super.writeNBT(compound, type);

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityAnimalSpawner.java

@@ -16,7 +16,6 @@ import net.minecraft.util.Mth;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.entity.item.ItemEntity;
 import net.minecraft.world.item.crafting.Ingredient;
-import net.minecraft.world.item.crafting.RecipeHolder;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.phys.AABB;
 
@@ -26,7 +25,7 @@ import java.util.List;
 
 public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickableBlockEntity {
 
-    private RecipeHolder<AnimalSpawnerRecipe> currentRecipe;
+    private AnimalSpawnerRecipe currentRecipe;
     private double spawnX;
     private double spawnZ;
     private int time;
@@ -51,7 +50,7 @@ public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickab
             }
 
             if (this.currentRecipe != null) {
-                var drain = Mth.ceil(this.currentRecipe.value().aura / (float) this.currentRecipe.value().time * 10F);
+                var drain = Mth.ceil(this.currentRecipe.aura / (float) this.currentRecipe.time * 10F);
                 if (!this.canUseRightNow(drain))
                     return;
 
@@ -59,8 +58,8 @@ public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickab
                 IAuraChunk.getAuraChunk(this.level, spot).drainAura(spot, drain);
 
                 this.time += 10;
-                if (this.time >= this.currentRecipe.value().time) {
+                if (this.time >= this.currentRecipe.time) {
-                    var entity = this.currentRecipe.value().makeEntity(this.level, BlockPos.containing(this.spawnX, this.worldPosition.getY() + 1, this.spawnZ));
+                    var entity = this.currentRecipe.makeEntity(this.level, BlockPos.containing(this.spawnX, this.worldPosition.getY() + 1, this.spawnZ));
                     this.level.addFreshEntity(entity);
 
                     this.currentRecipe = null;
@@ -72,9 +71,9 @@ public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickab
                         new AABB(this.worldPosition).inflate(2));
 
                 for (var recipe : this.level.getRecipeManager().getRecipesFor(ModRecipes.ANIMAL_SPAWNER_TYPE, null, this.level)) {
-                    if (recipe.value().ingredients.size() != items.size())
+                    if (recipe.ingredients.length != items.size())
                         continue;
-                    List<Ingredient> required = new ArrayList<>(recipe.value().ingredients);
+                    List<Ingredient> required = new ArrayList<>(Arrays.asList(recipe.ingredients));
                     for (var item : items) {
                         if (!item.isAlive() || item.hasPickUpDelay())
                             break;
@@ -124,7 +123,7 @@ public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickab
                     this.level.random.nextFloat() + 0.5F);
 
             if (this.entityClient == null) {
-                this.entityClient = this.currentRecipe.value().makeEntity(this.level, BlockPos.ZERO);
+                this.entityClient = this.currentRecipe.makeEntity(this.level, BlockPos.ZERO);
                 this.entityClient.setPos(this.spawnX, this.worldPosition.getY() + 1, this.spawnZ);
             }
             var bounds = this.entityClient.getBoundingBox();
@@ -142,7 +141,7 @@ public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickab
         super.writeNBT(compound, type);
         if (type != SaveType.BLOCK) {
             if (this.currentRecipe != null) {
-                compound.putString("recipe", this.currentRecipe.id().toString());
+                compound.putString("recipe", this.currentRecipe.name.toString());
                 compound.putDouble("spawn_x", this.spawnX);
                 compound.putDouble("spawn_z", this.spawnZ);
                 compound.putInt("time", this.time);
@@ -150,7 +149,6 @@ public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickab
         }
     }
 
-    @SuppressWarnings("unchecked")
     @Override
     public void readNBT(CompoundTag compound, SaveType type) {
         super.readNBT(compound, type);
@@ -158,7 +156,7 @@ public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickab
             if (compound.contains("recipe")) {
                 if (this.hasLevel()) {
                     var name = new ResourceLocation(compound.getString("recipe"));
-                    this.currentRecipe = (RecipeHolder<AnimalSpawnerRecipe>) this.level.getRecipeManager().byKey(name).orElse(null);
+                    this.currentRecipe = (AnimalSpawnerRecipe) this.level.getRecipeManager().byKey(name).orElse(null);
                 }
                 this.spawnX = compound.getDouble("spawn_x");
                 this.spawnZ = compound.getDouble("spawn_z");
@@ -174,5 +172,4 @@ public class BlockEntityAnimalSpawner extends BlockEntityImpl implements ITickab
     public boolean allowsLowerLimiter() {
         return true;
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityAuraTimer.java

@@ -12,6 +12,7 @@ import net.minecraft.nbt.CompoundTag;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.level.block.state.properties.BlockStateProperties;
+import net.neoforged.neoforge.items.IItemHandlerModifiable;
 
 import java.util.Map;
 
@@ -21,7 +22,7 @@ public class BlockEntityAuraTimer extends BlockEntityImpl implements ITickableBl
             .put(NaturesAuraAPI.TYPE_OVERWORLD, 20)
             .put(NaturesAuraAPI.TYPE_NETHER, 20 * 60)
             .put(NaturesAuraAPI.TYPE_END, 20 * 60 * 60).build();
-    public final ItemStackHandlerNA itemHandler = new ItemStackHandlerNA(1, this, true) {
+    private final ItemStackHandlerNA itemHandler = new ItemStackHandlerNA(1, this, true) {
         @Override
         protected boolean canInsert(ItemStack stack, int slot) {
             return stack.getItem() == ModItems.AURA_BOTTLE;
@@ -97,6 +98,11 @@ public class BlockEntityAuraTimer extends BlockEntityImpl implements ITickableBl
         return this.timer / (float) this.getTotalTime();
     }
 
+    @Override
+    public IItemHandlerModifiable getItemHandler() {
+        return this.itemHandler;
+    }
+
     @Override
     public void writeNBT(CompoundTag compound, SaveType type) {
         super.writeNBT(compound, type);

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityAutoCrafter.java

@@ -82,7 +82,7 @@ public class BlockEntityAutoCrafter extends BlockEntityImpl implements ITickable
             if (recipe == null)
                 return;
 
-            var result = recipe.value().assemble(this.crafting, this.level.registryAccess());
+            var result = recipe.assemble(this.crafting, this.level.registryAccess());
             if (result.isEmpty())
                 return;
             var resultItem = new ItemEntity(this.level,
@@ -90,7 +90,7 @@ public class BlockEntityAutoCrafter extends BlockEntityImpl implements ITickable
             resultItem.setDeltaMovement(0, 0, 0);
             this.level.addFreshEntity(resultItem);
 
-            var remainingItems = recipe.value().getRemainingItems(this.crafting);
+            var remainingItems = recipe.getRemainingItems(this.crafting);
             for (var i = 0; i < items.length; i++) {
                 var item = items[i];
                 if (item == null)

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityBlastFurnaceBooster.java

@@ -10,8 +10,8 @@ import net.minecraft.world.item.crafting.Ingredient;
 import net.minecraft.world.item.crafting.Recipe;
 import net.minecraft.world.level.block.entity.BlastFurnaceBlockEntity;
 import net.minecraft.world.level.block.state.BlockState;
-import net.neoforged.neoforge.capabilities.Capabilities;
 import net.neoforged.neoforge.common.Tags;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
 import net.neoforged.neoforge.items.IItemHandlerModifiable;
 
 import javax.annotation.Nonnull;
@@ -35,7 +35,7 @@ public class BlockEntityBlastFurnaceBooster extends BlockEntityImpl implements I
         var below = this.level.getBlockEntity(this.worldPosition.below());
         if (!(below instanceof BlastFurnaceBlockEntity tile))
             return;
-        Recipe<?> recipe = this.level.getRecipeManager().getRecipeFor(BlockEntityFurnaceHeater.getRecipeType(tile), tile, this.level).orElse(null).value();
+        Recipe<?> recipe = this.level.getRecipeManager().getRecipeFor(BlockEntityFurnaceHeater.getRecipeType(tile), tile, this.level).orElse(null);
         if (recipe == null)
             return;
         if (!this.isApplicable(recipe.getIngredients()))
@@ -80,11 +80,12 @@ public class BlockEntityBlastFurnaceBooster extends BlockEntityImpl implements I
         return false;
     }
 
+    @Override
     public IItemHandlerModifiable getItemHandler() {
         var below = this.level.getBlockEntity(this.worldPosition.below());
         if (!(below instanceof BlastFurnaceBlockEntity))
             return null;
-        var handler = this.level.getCapability(Capabilities.ItemHandler.BLOCK, below.getBlockPos(), below.getBlockState(), below, Direction.UP);
+        var handler = below.getCapability(Capabilities.ITEM_HANDLER, Direction.UP).orElse(null);
         if (handler == null)
             return null;
         return new IItemHandlerModifiable() {
@@ -137,5 +138,4 @@ public class BlockEntityBlastFurnaceBooster extends BlockEntityImpl implements I
     public boolean allowsLowerLimiter() {
         return true;
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityEndFlower.java

@@ -2,6 +2,7 @@ package de.ellpeck.naturesaura.blocks.tiles;
 
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.api.aura.container.BasicAuraContainer;
+import de.ellpeck.naturesaura.api.aura.container.IAuraContainer;
 import de.ellpeck.naturesaura.packet.PacketHandler;
 import de.ellpeck.naturesaura.packet.PacketParticles;
 import net.minecraft.core.BlockPos;
@@ -15,7 +16,7 @@ import net.minecraft.world.phys.AABB;
 
 public class BlockEntityEndFlower extends BlockEntityImpl implements ITickableBlockEntity {
 
-    public final BasicAuraContainer container = new BasicAuraContainer(null, 500000) {
+    private final BasicAuraContainer container = new BasicAuraContainer(null, 500000) {
         {
             this.aura = this.maxAura;
         }
@@ -93,6 +94,11 @@ public class BlockEntityEndFlower extends BlockEntityImpl implements ITickableBl
         }
     }
 
+    @Override
+    public IAuraContainer getAuraContainer() {
+        return this.container;
+    }
+
     @Override
     public void writeNBT(CompoundTag compound, SaveType type) {
         super.writeNBT(compound, type);
@@ -110,5 +116,4 @@ public class BlockEntityEndFlower extends BlockEntityImpl implements ITickableBl
             this.isDrainMode = compound.getBoolean("drain_mode");
         }
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityEnderCrate.java

@@ -24,7 +24,7 @@ import javax.annotation.Nullable;
 public class BlockEntityEnderCrate extends BlockEntityImpl implements MenuProvider {
 
     public String name;
-    public final IItemHandlerModifiable wrappedEnderStorage = new IItemHandlerModifiable() {
+    private final IItemHandlerModifiable wrappedEnderStorage = new IItemHandlerModifiable() {
         @Override
         public void setStackInSlot(int slot, @Nonnull ItemStack stack) {
             this.getStorage().setStackInSlot(slot, stack);
@@ -82,6 +82,13 @@ public class BlockEntityEnderCrate extends BlockEntityImpl implements MenuProvid
         super(ModBlockEntities.ENDER_CRATE, pos, state);
     }
 
+    @Override
+    public IItemHandlerModifiable getItemHandler() {
+        if (this.canOpen())
+            return this.wrappedEnderStorage;
+        return null;
+    }
+
     public boolean canOpen() {
         return this.name != null;
     }
@@ -142,12 +149,11 @@ public class BlockEntityEnderCrate extends BlockEntityImpl implements MenuProvid
     @Nullable
     @Override
     public AbstractContainerMenu createMenu(int window, Inventory inv, Player player) {
-        return new ContainerEnderCrate(ModContainers.ENDER_CRATE, window, player, this.wrappedEnderStorage);
+        return new ContainerEnderCrate(ModContainers.ENDER_CRATE, window, player, this.getItemHandler());
     }
 
     @Override
     public boolean allowsLowerLimiter() {
         return true;
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityFieldCreator.java

@@ -108,7 +108,7 @@ public class BlockEntityFieldCreator extends BlockEntityImpl implements ITickabl
                 var state = this.level.getBlockState(pos);
                 if (!state.isAir() && state.getDestroySpeed(this.level, pos) >= 0F) {
                     var fake = FakePlayerFactory.getMinecraft((ServerLevel) this.level);
-                    if (!NeoForge.EVENT_BUS.post(new BlockEvent.BreakEvent(this.level, pos, state, fake)).isCanceled()) {
+                    if (!NeoForge.EVENT_BUS.post(new BlockEvent.BreakEvent(this.level, pos, state, fake))) {
                         var drops = state.getDrops(new LootParams.Builder((ServerLevel) this.level)
                                 .withParameter(LootContextParams.THIS_ENTITY, fake)
                                 .withParameter(LootContextParams.ORIGIN, Vec3.atCenterOf(pos))
@@ -208,5 +208,4 @@ public class BlockEntityFieldCreator extends BlockEntityImpl implements ITickabl
     public boolean allowsLowerLimiter() {
         return true;
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityFlowerGenerator.java

@@ -7,12 +7,12 @@ import de.ellpeck.naturesaura.packet.PacketHandler;
 import de.ellpeck.naturesaura.packet.PacketParticleStream;
 import de.ellpeck.naturesaura.packet.PacketParticles;
 import net.minecraft.core.BlockPos;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.ListTag;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.tags.BlockTags;
 import net.minecraft.world.level.block.state.BlockState;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 import org.apache.commons.lang3.mutable.MutableInt;
 
 import java.util.ArrayList;
@@ -106,7 +106,7 @@ public class BlockEntityFlowerGenerator extends BlockEntityImpl implements ITick
                 var block = state.getBlock();
 
                 var tag = new CompoundTag();
-                tag.putString("block", BuiltInRegistries.BLOCK.getKey(block).toString());
+                tag.putString("block", ForgeRegistries.BLOCKS.getKey(block).toString());
                 tag.putInt("amount", entry.getValue().intValue());
                 list.add(tag);
             }
@@ -122,12 +122,11 @@ public class BlockEntityFlowerGenerator extends BlockEntityImpl implements ITick
             var list = compound.getList("consumed_recently", 10);
             for (var base : list) {
                 var tag = (CompoundTag) base;
-                var block = BuiltInRegistries.BLOCK.get(new ResourceLocation(tag.getString("block")));
+                var block = ForgeRegistries.BLOCKS.getValue(new ResourceLocation(tag.getString("block")));
                 if (block != null)
                     this.consumedRecently.put(block.defaultBlockState(), new MutableInt(tag.getInt("amount")));
             }
 
         }
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityFurnaceHeater.java

@@ -105,7 +105,7 @@ public class BlockEntityFurnaceHeater extends BlockEntityImpl implements ITickab
             var recipe = this.level.getRecipeManager().getRecipeFor(BlockEntityFurnaceHeater.getRecipeType(furnace), furnace, this.level).orElse(null);
             if (recipe == null)
                 return false;
-            var output = recipe.value().getResultItem(this.level.registryAccess());
+            var output = recipe.getResultItem(this.level.registryAccess());
             var currOutput = furnace.getItem(2);
             return currOutput.isEmpty() || Helper.areItemsEqual(currOutput, output, true) && currOutput.getCount() + output.getCount() <= output.getMaxStackSize();
         } else

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityGeneratorLimitRemover.java

@@ -2,6 +2,9 @@ package de.ellpeck.naturesaura.blocks.tiles;
 
 import net.minecraft.core.BlockPos;
 import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.phys.AABB;
+import net.neoforged.api.distmarker.Dist;
+import net.neoforged.api.distmarker.OnlyIn;
 
 public class BlockEntityGeneratorLimitRemover extends BlockEntityImpl {
 
@@ -9,4 +12,9 @@ public class BlockEntityGeneratorLimitRemover extends BlockEntityImpl {
         super(ModBlockEntities.GENERATOR_LIMIT_REMOVER, pos, state);
     }
 
+    @Override
+    @OnlyIn(Dist.CLIENT)
+    public AABB getRenderBoundingBox() {
+        return new AABB(this.worldPosition, this.worldPosition.offset(1, 2, 1));
+    }
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityGratedChute.java

@@ -9,12 +9,13 @@ import net.minecraft.world.entity.item.ItemEntity;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.phys.AABB;
-import net.neoforged.neoforge.capabilities.Capabilities;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
+import net.neoforged.neoforge.items.IItemHandlerModifiable;
 
 public class BlockEntityGratedChute extends BlockEntityImpl implements ITickableBlockEntity {
 
     public boolean isBlacklist;
-    public final ItemStackHandlerNA items = new ItemStackHandlerNA(1, this, true) {
+    private final ItemStackHandlerNA items = new ItemStackHandlerNA(1, this, true) {
         @Override
         protected boolean canExtract(ItemStack stack, int slot, int amount) {
             return BlockEntityGratedChute.this.redstonePower <= 0;
@@ -47,7 +48,7 @@ public class BlockEntityGratedChute extends BlockEntityImpl implements ITickable
                     var tile = this.level.getBlockEntity(this.worldPosition.relative(facing));
                     if (tile == null)
                         break push;
-                    var handler = this.level.getCapability(Capabilities.ItemHandler.BLOCK, tile.getBlockPos(), tile.getBlockState(), tile, facing.getOpposite());
+                    var handler = tile.getCapability(Capabilities.ITEM_HANDLER, facing.getOpposite()).orElse(null);
                     if (handler == null)
                         break push;
                     for (var i = 0; i < handler.getSlots(); i++) {
@@ -86,7 +87,7 @@ public class BlockEntityGratedChute extends BlockEntityImpl implements ITickable
                     var tileUp = this.level.getBlockEntity(this.worldPosition.above());
                     if (tileUp == null)
                         break pull;
-                    var handlerUp = this.level.getCapability(Capabilities.ItemHandler.BLOCK, tileUp.getBlockPos(), tileUp.getBlockState(), tileUp, Direction.DOWN);
+                    var handlerUp = tileUp.getCapability(Capabilities.ITEM_HANDLER, Direction.DOWN).orElse(null);
                     if (handlerUp == null)
                         break pull;
                     for (var i = 0; i < handlerUp.getSlots(); i++) {
@@ -138,5 +139,8 @@ public class BlockEntityGratedChute extends BlockEntityImpl implements ITickable
         }
     }
 
-
+    @Override
+    public IItemHandlerModifiable getItemHandler() {
+        return this.items;
+    }
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityHopperUpgrade.java

@@ -12,7 +12,7 @@ import net.minecraft.world.level.block.entity.BlockEntity;
 import net.minecraft.world.level.block.entity.HopperBlockEntity;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.phys.AABB;
-import net.neoforged.neoforge.capabilities.Capabilities;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
 
 public class BlockEntityHopperUpgrade extends BlockEntityImpl implements ITickableBlockEntity {
 
@@ -36,7 +36,7 @@ public class BlockEntityHopperUpgrade extends BlockEntityImpl implements ITickab
             var tile = this.level.getBlockEntity(this.worldPosition.below());
             if (!BlockEntityHopperUpgrade.isValidHopper(tile))
                 return;
-            var handler = this.level.getCapability(Capabilities.ItemHandler.BLOCK, tile.getBlockPos(), tile.getBlockState(), tile, Direction.UP);
+            var handler = tile.getCapability(Capabilities.ITEM_HANDLER, Direction.UP).orElse(null);
             if (handler == null)
                 return;
 
@@ -82,5 +82,4 @@ public class BlockEntityHopperUpgrade extends BlockEntityImpl implements ITickab
     public boolean allowsLowerLimiter() {
         return true;
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityImpl.java

@@ -1,6 +1,8 @@
 package de.ellpeck.naturesaura.blocks.tiles;
 
+import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.api.aura.chunk.IAuraChunk;
+import de.ellpeck.naturesaura.api.aura.container.IAuraContainer;
 import de.ellpeck.naturesaura.blocks.ModBlocks;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
@@ -14,11 +16,19 @@ import net.minecraft.world.level.ChunkPos;
 import net.minecraft.world.level.block.entity.BlockEntity;
 import net.minecraft.world.level.block.entity.BlockEntityType;
 import net.minecraft.world.level.block.state.BlockState;
-import net.neoforged.neoforge.capabilities.Capabilities;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
+import net.neoforged.neoforge.common.util.LazyOptional;
+import net.neoforged.neoforge.items.IItemHandler;
+import net.neoforged.neoforge.items.IItemHandlerModifiable;
+import net.neoforged.neoforge.common.capabilities.Capability;
+
+import javax.annotation.Nullable;
 
 public class BlockEntityImpl extends BlockEntity {
 
     public int redstonePower;
+    private LazyOptional<IItemHandler> itemHandler;
+    private LazyOptional<IAuraContainer> auraContainer;
 
     public BlockEntityImpl(BlockEntityType<?> type, BlockPos pos, BlockState state) {
         super(type, pos, state);
@@ -87,8 +97,45 @@ public class BlockEntityImpl extends BlockEntity {
             e.connection.send(packet);
     }
 
+    public IItemHandlerModifiable getItemHandler() {
+        return null;
+    }
+
+    public IAuraContainer getAuraContainer() {
+        return null;
+    }
+
+    @Nullable
+    @Override
+    public <T> LazyOptional<T> getCapability(Capability<T> capability, @Nullable Direction facing) {
+        if (capability == Capabilities.ITEM_HANDLER) {
+            if (this.itemHandler == null) {
+                IItemHandler handler = this.getItemHandler();
+                this.itemHandler = handler == null ? LazyOptional.empty() : LazyOptional.of(() -> handler);
+            }
+            return this.itemHandler.cast();
+        } else if (capability == NaturesAuraAPI.CAP_AURA_CONTAINER) {
+            if (this.auraContainer == null) {
+                var container = this.getAuraContainer();
+                this.auraContainer = container == null ? LazyOptional.empty() : LazyOptional.of(() -> container);
+            }
+            return this.auraContainer.cast();
+        } else {
+            return super.getCapability(capability, facing);
+        }
+    }
+
+    @Override
+    public void setRemoved() {
+        super.setRemoved();
+        if (this.itemHandler != null)
+            this.itemHandler.invalidate();
+        if (this.auraContainer != null)
+            this.auraContainer.invalidate();
+    }
+
     public void dropInventory() {
-        var handler = this.level.getCapability(Capabilities.ItemHandler.BLOCK, this.worldPosition, this.getBlockState(), this, null);
+        IItemHandler handler = this.getItemHandler();
         if (handler != null) {
             for (var i = 0; i < handler.getSlots(); i++) {
                 var stack = handler.getStackInSlot(i);
@@ -160,5 +207,4 @@ public class BlockEntityImpl extends BlockEntity {
     public enum SaveType {
         TILE, SYNC, BLOCK
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityItemDistributor.java

@@ -5,7 +5,7 @@ import net.minecraft.core.Direction;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.level.block.state.BlockState;
-import net.neoforged.neoforge.capabilities.Capabilities;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
 import net.neoforged.neoforge.items.IItemHandler;
 
 import java.util.ArrayList;
@@ -57,7 +57,7 @@ public class BlockEntityItemDistributor extends BlockEntityImpl implements ITick
         var tile = this.level.getBlockEntity(offset);
         if (tile == null)
             return null;
-        return this.level.getCapability(Capabilities.ItemHandler.BLOCK, tile.getBlockPos(), tile.getBlockState(), tile, direction.getOpposite());
+        return tile.getCapability(Capabilities.ITEM_HANDLER, direction.getOpposite()).orElse(null);
     }
 
     private IItemHandler getNextSide() {
@@ -103,5 +103,4 @@ public class BlockEntityItemDistributor extends BlockEntityImpl implements ITick
         if (type != SaveType.BLOCK)
             this.isRandomMode = compound.getBoolean("random");
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityLowerLimiter.java

@@ -2,6 +2,9 @@ package de.ellpeck.naturesaura.blocks.tiles;
 
 import net.minecraft.core.BlockPos;
 import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.phys.AABB;
+import net.neoforged.api.distmarker.Dist;
+import net.neoforged.api.distmarker.OnlyIn;
 
 public class BlockEntityLowerLimiter extends BlockEntityImpl {
 
@@ -9,4 +12,9 @@ public class BlockEntityLowerLimiter extends BlockEntityImpl {
         super(ModBlockEntities.LOWER_LIMITER, pos, state);
     }
 
+    @Override
+    @OnlyIn(Dist.CLIENT)
+    public AABB getRenderBoundingBox() {
+        return new AABB(this.worldPosition, this.worldPosition.offset(1, 2, 1));
+    }
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityNatureAltar.java

@@ -12,7 +12,6 @@ import de.ellpeck.naturesaura.packet.PacketParticles;
 import de.ellpeck.naturesaura.recipes.AltarRecipe;
 import de.ellpeck.naturesaura.recipes.ModRecipes;
 import net.minecraft.core.BlockPos;
-import net.minecraft.core.Holder;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.sounds.SoundEvents;
@@ -20,7 +19,6 @@ import net.minecraft.sounds.SoundSource;
 import net.minecraft.util.Mth;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.item.crafting.Ingredient;
-import net.minecraft.world.item.crafting.RecipeHolder;
 import net.minecraft.world.level.block.state.BlockState;
 import net.neoforged.api.distmarker.Dist;
 import net.neoforged.api.distmarker.OnlyIn;
@@ -29,7 +27,7 @@ import net.neoforged.neoforge.items.ItemStackHandler;
 
 public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickableBlockEntity {
 
-    public final BasicAuraContainer container = new BasicAuraContainer(null, 500000) {
+    private final BasicAuraContainer container = new BasicAuraContainer(null, 500000) {
         @Override
         public int getAuraColor() {
             return IAuraType.forLevel(BlockEntityNatureAltar.this.level).getColor();
@@ -44,12 +42,12 @@ public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickable
 
         @Override
         protected boolean canInsert(ItemStack stack, int slot) {
-            return BlockEntityNatureAltar.this.getRecipeForInput(stack) != null || stack.getCapability(NaturesAuraAPI.AURA_CONTAINER_ITEM_CAPABILITY, null) != null;
+            return BlockEntityNatureAltar.this.getRecipeForInput(stack) != null || stack.getCapability(NaturesAuraAPI.CAP_AURA_CONTAINER, null).isPresent();
         }
 
         @Override
         protected boolean canExtract(ItemStack stack, int slot, int amount) {
-            var cap = stack.getCapability(NaturesAuraAPI.AURA_CONTAINER_ITEM_CAPABILITY);
+            var cap = stack.getCapability(NaturesAuraAPI.CAP_AURA_CONTAINER, null).orElse(null);
             if (cap != null) {
                 return cap.storeAura(1, true) <= 0;
             } else {
@@ -61,7 +59,7 @@ public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickable
     public int bobTimer;
     public boolean isComplete;
 
-    private RecipeHolder<AltarRecipe> currentRecipe;
+    private AltarRecipe currentRecipe;
     private int timer;
     private int lastAura;
     private boolean firstTick = true;
@@ -120,7 +118,7 @@ public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickable
                 }
 
                 var stack = this.items.getStackInSlot(0);
-                var container = stack.getCapability(NaturesAuraAPI.AURA_CONTAINER_ITEM_CAPABILITY);
+                var container = stack.getCapability(NaturesAuraAPI.CAP_AURA_CONTAINER, null).orElse(null);
                 if (!stack.isEmpty() && container != null) {
                     var theoreticalDrain = this.container.drainAura(1000, true);
                     if (theoreticalDrain > 0) {
@@ -138,11 +136,11 @@ public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickable
                             this.currentRecipe = this.getRecipeForInput(stack);
                         }
                     } else {
-                        if (stack.isEmpty() || !this.currentRecipe.value().input.test(stack)) {
+                        if (stack.isEmpty() || !this.currentRecipe.input.test(stack)) {
                             this.currentRecipe = null;
                             this.timer = 0;
                         } else {
-                            var req = Mth.ceil(this.currentRecipe.value().aura / (double) this.currentRecipe.value().time);
+                            var req = Mth.ceil(this.currentRecipe.aura / (double) this.currentRecipe.time);
                             if (this.container.getStoredAura() >= req) {
                                 this.container.drainAura(req, false);
 
@@ -150,8 +148,8 @@ public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickable
                                     PacketHandler.sendToAllAround(this.level, this.worldPosition, 32, new PacketParticles(this.worldPosition.getX(), this.worldPosition.getY(), this.worldPosition.getZ(), PacketParticles.Type.ALTAR_CONVERSION, this.container.getAuraColor()));
 
                                 this.timer++;
-                                if (this.timer >= this.currentRecipe.value().time) {
+                                if (this.timer >= this.currentRecipe.time) {
-                                    this.items.setStackInSlot(0, this.currentRecipe.value().output.copy());
+                                    this.items.setStackInSlot(0, this.currentRecipe.output.copy());
                                     this.currentRecipe = null;
                                     this.timer = 0;
 
@@ -199,15 +197,14 @@ public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickable
         }
     }
 
-    private RecipeHolder<AltarRecipe> getRecipeForInput(ItemStack input) {
+    private AltarRecipe getRecipeForInput(ItemStack input) {
-        for (var holder : this.level.getRecipeManager().getRecipesFor(ModRecipes.ALTAR_TYPE, null, this.level)) {
+        for (var recipe : this.level.getRecipeManager().getRecipesFor(ModRecipes.ALTAR_TYPE, null, this.level)) {
-            var recipe = holder.value();
             if (recipe.input.test(input)) {
                 if (recipe.catalyst == Ingredient.EMPTY)
-                    return holder;
+                    return recipe;
                 for (var stack : this.catalysts) {
                     if (recipe.catalyst.test(stack))
-                        return holder;
+                        return recipe;
                 }
             }
         }
@@ -224,13 +221,12 @@ public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickable
         }
         if (type == SaveType.TILE) {
             if (this.currentRecipe != null) {
-                compound.putString("recipe", this.currentRecipe.id().toString());
+                compound.putString("recipe", this.currentRecipe.name.toString());
                 compound.putInt("timer", this.timer);
             }
         }
     }
 
-    @SuppressWarnings("unchecked")
     @Override
     public void readNBT(CompoundTag compound, SaveType type) {
         super.readNBT(compound, type);
@@ -242,10 +238,19 @@ public class BlockEntityNatureAltar extends BlockEntityImpl implements ITickable
         if (type == SaveType.TILE) {
             if (compound.contains("recipe")) {
                 if (this.hasLevel())
-                    this.currentRecipe = (RecipeHolder<AltarRecipe>) this.level.getRecipeManager().byKey(new ResourceLocation(compound.getString("recipe"))).orElse(null);
+                    this.currentRecipe = (AltarRecipe) this.level.getRecipeManager().byKey(new ResourceLocation(compound.getString("recipe"))).orElse(null);
                 this.timer = compound.getInt("timer");
             }
         }
     }
 
+    @Override
+    public IAuraContainer getAuraContainer() {
+        return this.container;
+    }
+
+    @Override
+    public IItemHandlerModifiable getItemHandler() {
+        return this.items;
+    }
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityOfferingTable.java

@@ -17,6 +17,7 @@ import net.minecraft.world.level.block.Blocks;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.phys.AABB;
 import net.minecraft.world.phys.Vec3;
+import net.neoforged.neoforge.items.IItemHandlerModifiable;
 import net.neoforged.neoforge.items.ItemStackHandler;
 
 import java.util.ArrayDeque;
@@ -38,8 +39,8 @@ public class BlockEntityOfferingTable extends BlockEntityImpl implements ITickab
 
     private OfferingRecipe getRecipe(ItemStack input) {
         for (var recipe : this.level.getRecipeManager().getRecipesFor(ModRecipes.OFFERING_TYPE, null, this.level))
-            if (recipe.value().input.test(input))
+            if (recipe.input.test(input))
-                return recipe.value();
+                return recipe;
         return null;
     }
 
@@ -113,7 +114,7 @@ public class BlockEntityOfferingTable extends BlockEntityImpl implements ITickab
             if (type != SaveType.SYNC) {
                 var list = new ListTag();
                 for (var stack : this.itemsToSpawn)
-                    list.add(stack.save(new CompoundTag()));
+                    list.add(stack.serializeNBT());
                 compound.put("items_to_spawn", list);
             }
         }
@@ -134,4 +135,9 @@ public class BlockEntityOfferingTable extends BlockEntityImpl implements ITickab
         }
     }
 
+    @Override
+    public IItemHandlerModifiable getItemHandler() {
+        return this.items;
+    }
+
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityPlacer.java

@@ -16,9 +16,9 @@ import net.minecraft.world.level.block.Blocks;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.phys.BlockHitResult;
 import net.minecraft.world.phys.Vec3;
-import net.neoforged.neoforge.capabilities.Capabilities;
 import net.neoforged.neoforge.common.CommonHooks;
 import net.neoforged.neoforge.common.util.FakePlayerFactory;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -37,7 +37,7 @@ public class BlockEntityPlacer extends BlockEntityImpl implements ITickableBlock
             var tileUp = this.level.getBlockEntity(this.worldPosition.above());
             if (tileUp == null)
                 return;
-            var handler = this.level.getCapability(Capabilities.ItemHandler.BLOCK, tileUp.getBlockPos(), tileUp.getBlockState(), tileUp, Direction.DOWN);
+            var handler = tileUp.getCapability(Capabilities.ITEM_HANDLER, Direction.DOWN).orElse(null);
             if (handler == null)
                 return;
             var frames = Helper.getAttachedItemFrames(this.level, this.worldPosition);
@@ -118,5 +118,4 @@ public class BlockEntityPlacer extends BlockEntityImpl implements ITickableBlock
         CommonHooks.onPlaceItemIntoWorld(new UseOnContext(fake, InteractionHand.MAIN_HAND, ray));
         return fake.getMainHandItem().copy();
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityPowderPlacer.java

@@ -7,8 +7,7 @@ import net.minecraft.core.Direction;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.phys.AABB;
-import net.minecraft.world.phys.Vec3;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
-import net.neoforged.neoforge.capabilities.Capabilities;
 
 public class BlockEntityPowderPlacer extends BlockEntityImpl {
 
@@ -19,14 +18,14 @@ public class BlockEntityPowderPlacer extends BlockEntityImpl {
     @Override
     public void onRedstonePowerChange(int newPower) {
         if (this.redstonePower <= 0 && newPower > 0) {
-            var powders = this.level.getEntitiesOfClass(EntityEffectInhibitor.class, new AABB(Vec3.atCenterOf(this.worldPosition), Vec3.atCenterOf(this.worldPosition.offset(1, 2, 1))), Entity::isAlive);
+            var powders = this.level.getEntitiesOfClass(EntityEffectInhibitor.class, new AABB(this.worldPosition, this.worldPosition.offset(1, 2, 1)), Entity::isAlive);
             for (var facing : Direction.values()) {
                 if (!facing.getAxis().isHorizontal())
                     continue;
                 var tile = this.level.getBlockEntity(this.worldPosition.relative(facing));
                 if (tile == null)
                     continue;
-                var handler = this.level.getCapability(Capabilities.ItemHandler.BLOCK, tile.getBlockPos(), tile.getBlockState(), tile, facing.getOpposite());
+                var handler = tile.getCapability(Capabilities.ITEM_HANDLER, facing.getOpposite()).orElse(null);
                 if (handler == null)
                     continue;
 
@@ -57,5 +56,4 @@ public class BlockEntityPowderPlacer extends BlockEntityImpl {
         }
         super.onRedstonePowerChange(newPower);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityRFConverter.java

@@ -10,12 +10,18 @@ import net.minecraft.core.Direction;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.util.Mth;
 import net.minecraft.world.level.block.state.BlockState;
-import net.neoforged.neoforge.capabilities.Capabilities;
+import net.neoforged.neoforge.common.capabilities.Capability;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
+import net.neoforged.neoforge.common.util.LazyOptional;
 import net.neoforged.neoforge.energy.EnergyStorage;
+import net.neoforged.neoforge.energy.IEnergyStorage;
+
+import javax.annotation.Nullable;
 
 public class BlockEntityRFConverter extends BlockEntityImpl implements ITickableBlockEntity {
 
     public final RFStorage storage = new RFStorage();
+    private final LazyOptional<IEnergyStorage> storageOptional = LazyOptional.of(() -> this.storage);
     private int lastEnergy;
 
     public BlockEntityRFConverter(BlockPos pos, BlockState state) {
@@ -46,7 +52,7 @@ public class BlockEntityRFConverter extends BlockEntityImpl implements ITickable
                 var tile = this.level.getBlockEntity(this.worldPosition.relative(facing));
                 if (tile == null)
                     continue;
-                var storage = this.level.getCapability(Capabilities.EnergyStorage.BLOCK, tile.getBlockPos(), tile.getBlockState(), tile, facing.getOpposite());
+                var storage = tile.getCapability(Capabilities.ENERGY, facing.getOpposite()).orElse(null);
                 if (storage == null)
                     continue;
                 var canStore = storage.receiveEnergy(Integer.MAX_VALUE, true);
@@ -82,9 +88,19 @@ public class BlockEntityRFConverter extends BlockEntityImpl implements ITickable
         }
     }
 
+    @Nullable
+    @Override
+    public <T> LazyOptional<T> getCapability(Capability<T> capability, @Nullable Direction facing) {
+        if (capability == Capabilities.ENERGY)
+            return this.storageOptional.cast();
+        else
+            return super.getCapability(capability, facing);
+    }
+
     @Override
     public void setRemoved() {
         super.setRemoved();
+        this.storageOptional.invalidate();
     }
 
     public static class RFStorage extends EnergyStorage {
@@ -96,7 +112,5 @@ public class BlockEntityRFConverter extends BlockEntityImpl implements ITickable
         public void setEnergy(int energy) {
             this.energy = energy;
         }
-
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntitySpring.java

@@ -14,15 +14,18 @@ import net.minecraft.world.level.block.state.properties.BlockStateProperties;
 import net.minecraft.world.level.material.Fluids;
 import net.minecraft.world.phys.AABB;
 import net.neoforged.neoforge.common.FarmlandWaterManager;
+import net.neoforged.neoforge.common.capabilities.Capability;
+import net.neoforged.neoforge.common.capabilities.Capabilities;
 import net.neoforged.neoforge.common.ticket.AABBTicket;
 import net.neoforged.neoforge.event.EventHooks;
 import net.neoforged.neoforge.fluids.FluidStack;
 import net.neoforged.neoforge.fluids.IFluidTank;
 import net.neoforged.neoforge.fluids.capability.IFluidHandler;
+import net.neoforged.neoforge.common.util.LazyOptional;
 
 public class BlockEntitySpring extends BlockEntityImpl implements ITickableBlockEntity {
 
-    public final IFluidHandler tank = new InfiniteTank();
+    private final LazyOptional<IFluidHandler> tank = LazyOptional.of(InfiniteTank::new);
     private AABBTicket waterTicket;
 
     public BlockEntitySpring(BlockPos pos, BlockState state) {
@@ -46,6 +49,7 @@ public class BlockEntitySpring extends BlockEntityImpl implements ITickableBlock
             this.waterTicket.invalidate();
             this.waterTicket = null;
         }
+        this.tank.invalidate();
     }
 
     @Override
@@ -111,6 +115,13 @@ public class BlockEntitySpring extends BlockEntityImpl implements ITickableBlock
         }
     }
 
+    @Override
+    public <T> LazyOptional<T> getCapability(Capability<T> capability, Direction facing) {
+        if (capability == Capabilities.FLUID_HANDLER)
+            return this.tank.cast();
+        return LazyOptional.empty();
+    }
+
     @Override
     public boolean allowsLowerLimiter() {
         return true;
@@ -193,7 +204,5 @@ public class BlockEntitySpring extends BlockEntityImpl implements ITickableBlock
         public boolean isFluidValid(int tank, FluidStack stack) {
             return this.isFluidValid(stack);
         }
-
     }
-
 }

src/main/java/de/ellpeck/naturesaura/blocks/tiles/BlockEntityWoodStand.java

@@ -15,13 +15,14 @@ import net.minecraft.tags.BlockTags;
 import net.minecraft.world.entity.item.ItemEntity;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.item.crafting.Ingredient;
-import net.minecraft.world.item.crafting.RecipeHolder;
 import net.minecraft.world.level.block.Blocks;
 import net.minecraft.world.level.block.LeavesBlock;
 import net.minecraft.world.level.block.state.BlockState;
+import net.neoforged.neoforge.items.IItemHandlerModifiable;
 import net.neoforged.neoforge.items.ItemStackHandler;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 
 public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBlockEntity {
@@ -33,7 +34,7 @@ public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBl
         }
     };
 
-    private RecipeHolder<TreeRitualRecipe> recipe;
+    private TreeRitualRecipe recipe;
     private BlockPos ritualPos;
     private int timer;
 
@@ -41,7 +42,7 @@ public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBl
         super(ModBlockEntities.WOOD_STAND, pos, state);
     }
 
-    public void setRitual(BlockPos pos, RecipeHolder<TreeRitualRecipe> recipe) {
+    public void setRitual(BlockPos pos, TreeRitualRecipe recipe) {
         this.ritualPos = pos;
         this.recipe = recipe;
     }
@@ -52,9 +53,9 @@ public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBl
             if (this.ritualPos != null && this.recipe != null) {
                 if (this.level.getGameTime() % 5 == 0) {
                     if (this.isRitualOkay()) {
-                        var wasOverHalf = this.timer >= this.recipe.value().time / 2;
+                        var wasOverHalf = this.timer >= this.recipe.time / 2;
                         this.timer += 5;
-                        var isOverHalf = this.timer >= this.recipe.value().time / 2;
+                        var isOverHalf = this.timer >= this.recipe.time / 2;
 
                         if (!isOverHalf)
                             Multiblocks.TREE_RITUAL.forEach(this.ritualPos, 'W', (pos, matcher) -> {
@@ -74,7 +75,7 @@ public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBl
                         PacketHandler.sendToAllAround(this.level, this.ritualPos, 32,
                                 new PacketParticles(this.ritualPos.getX(), this.ritualPos.getY(), this.ritualPos.getZ(), PacketParticles.Type.TR_GOLD_POWDER));
 
-                        if (this.timer >= this.recipe.value().time) {
+                        if (this.timer >= this.recipe.time) {
                             Multiblocks.TREE_RITUAL.forEach(this.ritualPos, 'G', (pos, matcher) -> {
                                 this.level.setBlockAndUpdate(pos, Blocks.AIR.defaultBlockState());
                                 return true;
@@ -83,7 +84,7 @@ public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBl
 
                             var item = new ItemEntity(this.level,
                                     this.ritualPos.getX() + 0.5, this.ritualPos.getY() + 4.5, this.ritualPos.getZ() + 0.5,
-                                    this.recipe.value().result.copy());
+                                    this.recipe.result.copy());
                             this.level.addFreshEntity(item);
 
                             PacketHandler.sendToAllAround(this.level, this.worldPosition, 32,
@@ -129,8 +130,8 @@ public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBl
             if (!state.is(BlockTags.LOGS))
                 return false;
         }
-        if (this.timer < this.recipe.value().time / 2) {
+        if (this.timer < this.recipe.time / 2) {
-            List<Ingredient> required = new ArrayList<>(this.recipe.value().ingredients);
+            List<Ingredient> required = new ArrayList<>(Arrays.asList(this.recipe.ingredients));
             var fine = Multiblocks.TREE_RITUAL.forEach(this.ritualPos, 'W', (pos, matcher) -> {
                 var tile = this.level.getBlockEntity(pos);
                 if (tile instanceof BlockEntityWoodStand) {
@@ -163,12 +164,11 @@ public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBl
             if (this.ritualPos != null && this.recipe != null) {
                 compound.putLong("ritual_pos", this.ritualPos.asLong());
                 compound.putInt("timer", this.timer);
-                compound.putString("recipe", this.recipe.toString());
+                compound.putString("recipe", this.recipe.name.toString());
             }
         }
     }
 
-    @SuppressWarnings("unchecked")
     @Override
     public void readNBT(CompoundTag compound, SaveType type) {
         super.readNBT(compound, type);
@@ -180,9 +180,14 @@ public class BlockEntityWoodStand extends BlockEntityImpl implements ITickableBl
                 this.ritualPos = BlockPos.of(compound.getLong("ritual_pos"));
                 this.timer = compound.getInt("timer");
                 if (this.hasLevel())
-                    this.recipe = (RecipeHolder<TreeRitualRecipe>) this.level.getRecipeManager().byKey(new ResourceLocation(compound.getString("recipe"))).orElse(null);
+                    this.recipe = (TreeRitualRecipe) this.level.getRecipeManager().byKey(new ResourceLocation(compound.getString("recipe"))).orElse(null);
             }
         }
     }
 
+    @Override
+    public IItemHandlerModifiable getItemHandler() {
+        return this.items;
+    }
+
 }

src/main/java/de/ellpeck/naturesaura/chunk/AuraChunk.java

@@ -33,23 +33,17 @@ import java.util.function.BiConsumer;
 
 public class AuraChunk implements IAuraChunk {
 
+    private final LevelChunk chunk;
+    private final IAuraType type;
     private final Map<BlockPos, DrainSpot> drainSpots = new ConcurrentHashMap<>();
     private final Table<BlockPos, Integer, Pair<Integer, Integer>> auraAndSpotAmountCache = HashBasedTable.create();
     private final Table<BlockPos, Integer, Pair<BlockPos, Integer>[]> limitSpotCache = HashBasedTable.create();
     private final List<IDrainSpotEffect> effects = new ArrayList<>();
-
-    private LevelChunk chunk;
-    private IAuraType type;
     private boolean needsSync;
 
-    @Override
+    public AuraChunk(LevelChunk chunk, IAuraType type) {
-    public void ensureInitialized(LevelChunk chunk) {
-        // are we already initialized?
-        if (this.chunk != null)
-            return;
-
         this.chunk = chunk;
-        this.type = IAuraType.forLevel(chunk.getLevel());
+        this.type = type;
 
         for (var supplier : NaturesAuraAPI.DRAIN_SPOT_EFFECTS.values()) {
             var effect = supplier.get();
@@ -275,7 +269,7 @@ public class AuraChunk implements IAuraChunk {
     private void addOrRemoveAsActive() {
         var chunkPos = this.chunk.getPos().toLong();
         var data = (LevelData) ILevelData.getLevelData(this.chunk.getLevel());
-        if (!this.drainSpots.isEmpty()) {
+        if (this.drainSpots.size() > 0) {
             data.auraChunksWithSpots.put(chunkPos, this);
         } else {
             data.auraChunksWithSpots.remove(chunkPos);
@@ -306,7 +300,5 @@ public class AuraChunk implements IAuraChunk {
                 ret.putLong("original_spread_pos", this.originalSpreadPos.asLong());
             return ret;
         }
-
     }
-
 }

src/main/java/de/ellpeck/naturesaura/chunk/AuraChunkProvider.java

@@ -0,0 +1,48 @@
+package de.ellpeck.naturesaura.chunk;
+
+import de.ellpeck.naturesaura.api.NaturesAuraAPI;
+import de.ellpeck.naturesaura.api.aura.chunk.IAuraChunk;
+import de.ellpeck.naturesaura.api.aura.type.IAuraType;
+import net.minecraft.core.Direction;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.world.level.chunk.LevelChunk;
+import net.neoforged.neoforge.common.capabilities.Capability;
+import net.neoforged.neoforge.common.capabilities.ICapabilityProvider;
+import net.neoforged.neoforge.common.util.INBTSerializable;
+import net.neoforged.neoforge.common.util.LazyOptional;
+
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+
+public class AuraChunkProvider implements ICapabilityProvider, INBTSerializable<CompoundTag> {
+
+    private final LevelChunk chunk;
+    private final LazyOptional<IAuraChunk> lazyChunk = LazyOptional.of(this::getAuraChunk);
+    private IAuraChunk auraChunk;
+
+    public AuraChunkProvider(LevelChunk chunk) {
+        this.chunk = chunk;
+    }
+
+    private IAuraChunk getAuraChunk() {
+        if (this.auraChunk == null)
+            this.auraChunk = new AuraChunk(this.chunk, IAuraType.forLevel(this.chunk.getLevel()));
+        return this.auraChunk;
+    }
+
+    @Nullable
+    @Override
+    public <T> LazyOptional<T> getCapability(@Nonnull Capability<T> capability, @Nullable Direction facing) {
+        return capability == NaturesAuraAPI.CAP_AURA_CHUNK ? this.lazyChunk.cast() : LazyOptional.empty();
+    }
+
+    @Override
+    public CompoundTag serializeNBT() {
+        return this.getAuraChunk().serializeNBT();
+    }
+
+    @Override
+    public void deserializeNBT(CompoundTag nbt) {
+        this.getAuraChunk().deserializeNBT(nbt);
+    }
+}

src/main/java/de/ellpeck/naturesaura/chunk/effect/OreSpawnEffect.java

@@ -10,8 +10,6 @@ import de.ellpeck.naturesaura.api.misc.WeightedOre;
 import de.ellpeck.naturesaura.chunk.AuraChunk;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
-import net.minecraft.core.registries.BuiltInRegistries;
-import net.minecraft.core.registries.Registries;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.tags.TagKey;
@@ -31,6 +29,7 @@ import net.minecraft.world.phys.AABB;
 import net.minecraft.world.phys.BlockHitResult;
 import net.minecraft.world.phys.Vec3;
 import net.neoforged.neoforge.common.util.FakePlayerFactory;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
 import java.util.HashSet;
 import java.util.List;
@@ -115,14 +114,11 @@ public class OreSpawnEffect implements IDrainSpotEffect {
                     var ore = WeightedRandom.getRandomItem(level.random, ores, totalWeight).orElse(null);
                     if (ore == null)
                         continue;
-                    var tag = TagKey.create(Registries.BLOCK, ore.tag);
+                    var tag = TagKey.create(ForgeRegistries.Keys.BLOCKS, ore.tag);
                     if (tag == null)
                         continue;
-                    for (var toPlaceHolder : BuiltInRegistries.BLOCK.getTag(tag).orElseThrow()) {
+                    for (var toPlace : ForgeRegistries.BLOCKS.tags().getTag(tag)) {
-                        if (toPlaceHolder == null)
+                        if (toPlace == null || toPlace == Blocks.AIR)
-                            continue;
-                        var toPlace = toPlaceHolder.value();
-                        if (toPlace == Blocks.AIR)
                             continue;
 
                         var player = FakePlayerFactory.getMinecraft((ServerLevel) level);
@@ -156,5 +152,4 @@ public class OreSpawnEffect implements IDrainSpotEffect {
     public ResourceLocation getName() {
         return OreSpawnEffect.NAME;
     }
-
 }

src/main/java/de/ellpeck/naturesaura/chunk/effect/PlantBoostEffect.java

@@ -79,7 +79,7 @@ public class PlantBoostEffect implements IDrainSpotEffect {
                 var state = level.getBlockState(plantPos);
                 var block = state.getBlock();
                 if (block instanceof BonemealableBlock growable && !PlantBoostEffect.EXCEPTIONS.contains(block) && !(block instanceof DoublePlantBlock) && !(block instanceof TallGrassBlock)) {
-                    if (growable.isValidBonemealTarget(level, plantPos, state)) {
+                    if (growable.isValidBonemealTarget(level, plantPos, state, false)) {
                         try {
                             growable.performBonemeal((ServerLevel) level, level.random, plantPos, state);
                         } catch (Exception e) {

src/main/java/de/ellpeck/naturesaura/chunk/effect/ReplenishingEffect.java

@@ -25,7 +25,7 @@ public class ReplenishingEffect implements IDrainSpotEffect {
         if (spot < 0) {
             List<ISpotDrainable> tiles = new ArrayList<>();
             Helper.getBlockEntitiesInArea(level, pos, 25, tile -> {
-                var container = level.getCapability(NaturesAuraAPI.AURA_CONTAINER_BLOCK_CAPABILITY, tile.getBlockPos(), tile.getBlockState(), tile, null);
+                var container = tile.getCapability(NaturesAuraAPI.CAP_AURA_CONTAINER, null).orElse(null);
                 if (container instanceof ISpotDrainable)
                     tiles.add((ISpotDrainable) container);
                 return false;
@@ -58,5 +58,4 @@ public class ReplenishingEffect implements IDrainSpotEffect {
     public ResourceLocation getName() {
         return ReplenishingEffect.NAME;
     }
-
 }

src/main/java/de/ellpeck/naturesaura/compat/jei/AnimalSpawnerCategory.java

@@ -23,7 +23,6 @@ import net.minecraft.world.entity.Entity;
 import net.minecraft.world.entity.EntityType;
 import net.minecraft.world.entity.LivingEntity;
 import net.minecraft.world.item.ItemStack;
-import net.minecraft.world.item.SpawnEggItem;
 import net.neoforged.neoforge.common.DeferredSpawnEggItem;
 
 import java.util.Arrays;
@@ -104,9 +103,9 @@ public class AnimalSpawnerCategory implements IRecipeCategory<AnimalSpawnerRecip
 
     @Override
     public void setRecipe(IRecipeLayoutBuilder builder, AnimalSpawnerRecipe recipe, IFocusGroup focuses) {
-        for (var i = 0; i < recipe.ingredients.size(); i++)
+        for (var i = 0; i < recipe.ingredients.length; i++)
-            builder.addSlot(RecipeIngredientRole.INPUT, i * 18 + 1, 69).addItemStacks(Arrays.asList(recipe.ingredients.get(i).getItems()));
+            builder.addSlot(RecipeIngredientRole.INPUT, i * 18 + 1, 69).addItemStacks(Arrays.asList(recipe.ingredients[i].getItems()));
-        builder.addInvisibleIngredients(RecipeIngredientRole.OUTPUT).addItemStack(new ItemStack(SpawnEggItem.byId(recipe.entity)));
+        builder.addInvisibleIngredients(RecipeIngredientRole.OUTPUT).addItemStack(new ItemStack(DeferredSpawnEggItem.fromEntityType(recipe.entity)));
     }
 
     @Override

src/main/java/de/ellpeck/naturesaura/compat/jei/JEINaturesAuraPlugin.java

@@ -19,7 +19,6 @@ import mezz.jei.api.registration.ISubtypeRegistration;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.item.ItemStack;
-import net.minecraft.world.item.crafting.RecipeHolder;
 
 @JeiPlugin
 public class JEINaturesAuraPlugin implements IModPlugin {
@@ -51,7 +50,7 @@ public class JEINaturesAuraPlugin implements IModPlugin {
         registration.registerSubtypeInterpreter(VanillaTypes.ITEM_STACK, ModItems.AURA_BOTTLE, (stack, context) -> ItemAuraBottle.getType(stack).getName().toString());
 
         var auraInterpreter = (IIngredientSubtypeInterpreter<ItemStack>) (stack, context) -> {
-            var container = stack.getCapability(NaturesAuraAPI.AURA_CONTAINER_ITEM_CAPABILITY);
+            var container = stack.getCapability(NaturesAuraAPI.CAP_AURA_CONTAINER).orElse(null);
             if (container != null)
                 return String.valueOf(container.getStoredAura());
             return IIngredientSubtypeInterpreter.NONE;
@@ -72,10 +71,9 @@ public class JEINaturesAuraPlugin implements IModPlugin {
     @Override
     public void registerRecipes(IRecipeRegistration registration) {
         var manager = Minecraft.getInstance().level.getRecipeManager();
-        registration.addRecipes(JEINaturesAuraPlugin.TREE_RITUAL, manager.getAllRecipesFor(ModRecipes.TREE_RITUAL_TYPE).stream().map(RecipeHolder::value).toList());
+        registration.addRecipes(JEINaturesAuraPlugin.TREE_RITUAL, manager.getAllRecipesFor(ModRecipes.TREE_RITUAL_TYPE));
-        registration.addRecipes(JEINaturesAuraPlugin.ALTAR, manager.getAllRecipesFor(ModRecipes.ALTAR_TYPE).stream().map(RecipeHolder::value).toList());
+        registration.addRecipes(JEINaturesAuraPlugin.ALTAR, manager.getAllRecipesFor(ModRecipes.ALTAR_TYPE));
-        registration.addRecipes(JEINaturesAuraPlugin.OFFERING, manager.getAllRecipesFor(ModRecipes.OFFERING_TYPE).stream().map(RecipeHolder::value).toList());
+        registration.addRecipes(JEINaturesAuraPlugin.OFFERING, manager.getAllRecipesFor(ModRecipes.OFFERING_TYPE));
-        registration.addRecipes(JEINaturesAuraPlugin.SPAWNER, manager.getAllRecipesFor(ModRecipes.ANIMAL_SPAWNER_TYPE).stream().map(RecipeHolder::value).toList());
+        registration.addRecipes(JEINaturesAuraPlugin.SPAWNER, manager.getAllRecipesFor(ModRecipes.ANIMAL_SPAWNER_TYPE));
     }
-
 }

src/main/java/de/ellpeck/naturesaura/compat/jei/TreeRitualCategory.java

@@ -48,8 +48,8 @@ public class TreeRitualCategory implements IRecipeCategory<TreeRitualRecipe> {
         builder.addSlot(RecipeIngredientRole.OUTPUT, 125, 35).addItemStack(recipe.result);
 
         var positions = new int[][]{{35, 1}, {35, 69}, {1, 35}, {69, 35}, {12, 12}, {58, 58}, {58, 12}, {12, 58}};
-        for (var i = 0; i < recipe.ingredients.size(); i++)
+        for (var i = 0; i < recipe.ingredients.length; i++)
-            builder.addSlot(RecipeIngredientRole.INPUT, positions[i][0], positions[i][1]).addItemStacks(Arrays.asList(recipe.ingredients.get(i).getItems()));
+            builder.addSlot(RecipeIngredientRole.INPUT, positions[i][0], positions[i][1]).addItemStacks(Arrays.asList(recipe.ingredients[i].getItems()));
     }
 
 }

src/main/java/de/ellpeck/naturesaura/compat/patchouli/PatchouliCompat.java

@@ -54,7 +54,7 @@ public class PatchouliCompat implements ICompat {
         var manager = Minecraft.getInstance().level.getRecipeManager();
         var res = new ResourceLocation(name);
         var pre = new ResourceLocation(res.getNamespace(), type + "/" + res.getPath());
-        return (T) manager.byKey(pre).orElse(null).value();
+        return (T) manager.byKey(pre).orElse(null);
     }
 
     public static IVariable ingredientVariable(Ingredient ingredient) {

src/main/java/de/ellpeck/naturesaura/compat/patchouli/ProcessorAnimalSpawner.java

@@ -1,10 +1,10 @@
 package de.ellpeck.naturesaura.compat.patchouli;
 
 import de.ellpeck.naturesaura.recipes.AnimalSpawnerRecipe;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.world.item.ItemStack;
-import net.minecraft.world.item.SpawnEggItem;
 import net.minecraft.world.level.Level;
+import net.neoforged.neoforge.common.DeferredSpawnEggItem;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 import vazkii.patchouli.api.IComponentProcessor;
 import vazkii.patchouli.api.IVariable;
 import vazkii.patchouli.api.IVariableProvider;
@@ -24,12 +24,12 @@ public class ProcessorAnimalSpawner implements IComponentProcessor {
             return null;
         if (key.startsWith("input")) {
             var id = Integer.parseInt(key.substring(5)) - 1;
-            return this.recipe.ingredients.size() > id ? PatchouliCompat.ingredientVariable(this.recipe.ingredients.get(id)) : null;
+            return this.recipe.ingredients.length > id ? PatchouliCompat.ingredientVariable(this.recipe.ingredients[id]) : null;
         } else {
             return switch (key) {
                 case "name" -> IVariable.wrap(this.recipe.entity.getDescription().getString());
-                case "entity" -> IVariable.wrap(BuiltInRegistries.ENTITY_TYPE.getKey(this.recipe.entity).toString());
+                case "entity" -> IVariable.wrap(ForgeRegistries.ENTITY_TYPES.getKey(this.recipe.entity).toString());
-                case "egg" -> IVariable.from(new ItemStack(SpawnEggItem.byId(this.recipe.entity)));
+                case "egg" -> IVariable.from(new ItemStack(DeferredSpawnEggItem.fromEntityType(this.recipe.entity)));
                 default -> null;
             };
         }
@@ -39,5 +39,4 @@ public class ProcessorAnimalSpawner implements IComponentProcessor {
     public boolean allowRender(String group) {
         return !"seekrit".equals(group);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/compat/patchouli/ProcessorTreeRitual.java

@@ -21,7 +21,7 @@ public class ProcessorTreeRitual implements IComponentProcessor {
             return null;
         if (key.startsWith("input")) {
             var id = Integer.parseInt(key.substring(5)) - 1;
-            return this.recipe.ingredients.size() > id ? PatchouliCompat.ingredientVariable(this.recipe.ingredients.get(id)) : null;
+            return this.recipe.ingredients.length > id ? PatchouliCompat.ingredientVariable(this.recipe.ingredients[id]) : null;
         } else {
             return switch (key) {
                 case "output" -> IVariable.from(this.recipe.result);

src/main/java/de/ellpeck/naturesaura/data/BiomeModifiers.java

@@ -2,58 +2,58 @@ package de.ellpeck.naturesaura.data;
 
 import de.ellpeck.naturesaura.NaturesAura;
 import de.ellpeck.naturesaura.gen.ModFeatures;
+import net.minecraft.core.HolderGetter;
 import net.minecraft.core.HolderSet;
 import net.minecraft.core.registries.Registries;
 import net.minecraft.data.worldgen.BootstapContext;
 import net.minecraft.resources.ResourceKey;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.tags.BiomeTags;
+import net.minecraft.world.level.biome.Biome;
 import net.minecraft.world.level.levelgen.GenerationStep;
+import net.minecraft.world.level.levelgen.placement.PlacedFeature;
 import net.neoforged.neoforge.common.Tags;
 import net.neoforged.neoforge.common.world.BiomeModifier;
-import net.neoforged.neoforge.common.world.BiomeModifiers.AddFeaturesBiomeModifier;
+import net.neoforged.neoforge.registries.ForgeRegistries;
-import net.neoforged.neoforge.registries.NeoForgeRegistries;
 
 public class BiomeModifiers {
+	public static ResourceKey<BiomeModifier> AURA_BLOOM = createKey("aura_bloom");
+	public static ResourceKey<BiomeModifier> AURA_CACTUS = createKey("aura_cactus");
+	public static ResourceKey<BiomeModifier> WARPED_AURA_MUSHROOM = createKey("warped_aura_mushroom");
+	public static ResourceKey<BiomeModifier> CRIMSON_AURA_MUSHROOM = createKey("crimson_aura_mushroom");
+	public static ResourceKey<BiomeModifier> AURA_MUSHROOM = createKey("aura_mushroom");
 
-    public static final ResourceKey<BiomeModifier> AURA_BLOOM = BiomeModifiers.createKey("aura_bloom");
+	private static ResourceKey<BiomeModifier> createKey(String id) {
-    public static final ResourceKey<BiomeModifier> AURA_CACTUS = BiomeModifiers.createKey("aura_cactus");
+		return ResourceKey.create(ForgeRegistries.Keys.BIOME_MODIFIERS, new ResourceLocation(NaturesAura.MOD_ID, id));
-    public static final ResourceKey<BiomeModifier> WARPED_AURA_MUSHROOM = BiomeModifiers.createKey("warped_aura_mushroom");
+	}
-    public static final ResourceKey<BiomeModifier> CRIMSON_AURA_MUSHROOM = BiomeModifiers.createKey("crimson_aura_mushroom");
-    public static final ResourceKey<BiomeModifier> AURA_MUSHROOM = BiomeModifiers.createKey("aura_mushroom");
 
-    private static ResourceKey<BiomeModifier> createKey(String id) {
+	public static void bootstrap(BootstapContext<BiomeModifier> context) {
-        return ResourceKey.create(NeoForgeRegistries.Keys.BIOME_MODIFIERS, new ResourceLocation(NaturesAura.MOD_ID, id));
+		HolderGetter<Biome> biomeGetter = context.lookup(Registries.BIOME);
-    }
+		HolderGetter<PlacedFeature> placedGetter = context.lookup(Registries.PLACED_FEATURE);
 
-    public static void bootstrap(BootstapContext<BiomeModifier> context) {
+		context.register(AURA_BLOOM, new net.neoforged.neoforge.common.world.BiomeModifiers.AddFeaturesBiomeModifier(
-        var biomeGetter = context.lookup(Registries.BIOME);
+				biomeGetter.getOrThrow(BiomeTags.IS_OVERWORLD),
-        var placedGetter = context.lookup(Registries.PLACED_FEATURE);
+				HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.AURA_BLOOM)),
+				GenerationStep.Decoration.VEGETAL_DECORATION));
 
-        context.register(BiomeModifiers.AURA_BLOOM, new AddFeaturesBiomeModifier(
+		context.register(AURA_CACTUS, new net.neoforged.neoforge.common.world.BiomeModifiers.AddFeaturesBiomeModifier(
-                biomeGetter.getOrThrow(BiomeTags.IS_OVERWORLD),
+				biomeGetter.getOrThrow(Tags.Biomes.IS_SANDY),
-                HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.AURA_BLOOM)),
+				HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.AURA_CACTUS)),
-                GenerationStep.Decoration.VEGETAL_DECORATION));
+				GenerationStep.Decoration.VEGETAL_DECORATION));
 
-        context.register(BiomeModifiers.AURA_CACTUS, new AddFeaturesBiomeModifier(
+		context.register(AURA_MUSHROOM, new net.neoforged.neoforge.common.world.BiomeModifiers.AddFeaturesBiomeModifier(
-                biomeGetter.getOrThrow(Tags.Biomes.IS_SANDY),
+				biomeGetter.getOrThrow(Tags.Biomes.IS_MUSHROOM),
-                HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.AURA_CACTUS)),
+				HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.AURA_MUSHROOM)),
-                GenerationStep.Decoration.VEGETAL_DECORATION));
+				GenerationStep.Decoration.VEGETAL_DECORATION));
 
-        context.register(BiomeModifiers.AURA_MUSHROOM, new AddFeaturesBiomeModifier(
+		context.register(CRIMSON_AURA_MUSHROOM, new net.neoforged.neoforge.common.world.BiomeModifiers.AddFeaturesBiomeModifier(
-                biomeGetter.getOrThrow(Tags.Biomes.IS_MUSHROOM),
+				biomeGetter.getOrThrow(BiomeTags.IS_NETHER),
-                HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.AURA_MUSHROOM)),
+				HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.CRIMSON_AURA_MUSHROOM)),
-                GenerationStep.Decoration.VEGETAL_DECORATION));
+				GenerationStep.Decoration.VEGETAL_DECORATION));
-
-        context.register(BiomeModifiers.CRIMSON_AURA_MUSHROOM, new AddFeaturesBiomeModifier(
-                biomeGetter.getOrThrow(BiomeTags.IS_NETHER),
-                HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.CRIMSON_AURA_MUSHROOM)),
-                GenerationStep.Decoration.VEGETAL_DECORATION));
-
-        context.register(BiomeModifiers.WARPED_AURA_MUSHROOM, new AddFeaturesBiomeModifier(
-                biomeGetter.getOrThrow(BiomeTags.IS_NETHER),
-                HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.WARPED_AURA_MUSHROOM)),
-                GenerationStep.Decoration.VEGETAL_DECORATION));
-    }
 
+		context.register(WARPED_AURA_MUSHROOM, new net.neoforged.neoforge.common.world.BiomeModifiers.AddFeaturesBiomeModifier(
+				biomeGetter.getOrThrow(BiomeTags.IS_NETHER),
+				HolderSet.direct(placedGetter.getOrThrow(ModFeatures.Placed.WARPED_AURA_MUSHROOM)),
+				GenerationStep.Decoration.VEGETAL_DECORATION));
+	}
 }

src/main/java/de/ellpeck/naturesaura/data/ModData.java

@@ -14,7 +14,7 @@ import net.neoforged.neoforge.common.data.DatapackBuiltinEntriesProvider;
 import net.neoforged.neoforge.data.event.GatherDataEvent;
 import net.neoforged.bus.api.SubscribeEvent;
 import net.neoforged.fml.common.Mod;
-import net.neoforged.neoforge.registries.NeoForgeRegistries;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
 import java.util.List;
 import java.util.Set;
@@ -43,12 +43,11 @@ public final class ModData {
         final RegistrySetBuilder registryBuilder = new RegistrySetBuilder();
         registryBuilder.add(Registries.CONFIGURED_FEATURE, ModFeatures.Configured::bootstrap);
         registryBuilder.add(Registries.PLACED_FEATURE, ModFeatures.Placed::bootstrap);
-        registryBuilder.add(NeoForgeRegistries.Keys.BIOME_MODIFIERS, BiomeModifiers::bootstrap);
+        registryBuilder.add(ForgeRegistries.Keys.BIOME_MODIFIERS, BiomeModifiers::bootstrap);
         // We need the BIOME registry to be present, so we can use a biome tag, doesn't matter that it's empty
         registryBuilder.add(Registries.BIOME, context -> {
         });
-        var regAccess = RegistryAccess.fromRegistryOfRegistries(BuiltInRegistries.REGISTRY);
+        RegistryAccess.Frozen regAccess = RegistryAccess.fromRegistryOfRegistries(BuiltInRegistries.REGISTRY);
         return registryBuilder.buildPatch(regAccess, VanillaRegistries.createLookup());
     }
-
 }

src/main/java/de/ellpeck/naturesaura/enchant/AuraMendingEnchantment.java

@@ -20,11 +20,16 @@ public class AuraMendingEnchantment extends ModEnchantment {
 
     @Override
     public boolean canEnchant(ItemStack stack) {
-        return super.canEnchant(stack) && stack.getCapability(NaturesAuraAPI.AURA_RECHARGE_CAPABILITY) == null;
+        return super.canEnchant(stack) && !stack.getCapability(NaturesAuraAPI.CAP_AURA_RECHARGE).isPresent();
     }
 
     @Override
     public boolean canApplyAtEnchantingTable(ItemStack stack) {
-        return super.canApplyAtEnchantingTable(stack) && stack.getCapability(NaturesAuraAPI.AURA_RECHARGE_CAPABILITY) == null;
+        return super.canApplyAtEnchantingTable(stack) && !stack.getCapability(NaturesAuraAPI.CAP_AURA_RECHARGE).isPresent();
+    }
+
+    @Override
+    public int getMaxLevel() {
+        return 1;
     }
 }

src/main/java/de/ellpeck/naturesaura/events/CommonEvents.java

@@ -8,16 +8,17 @@ import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.api.aura.chunk.IAuraChunk;
 import de.ellpeck.naturesaura.api.misc.ILevelData;
 import de.ellpeck.naturesaura.chunk.AuraChunk;
+import de.ellpeck.naturesaura.chunk.AuraChunkProvider;
 import de.ellpeck.naturesaura.commands.CommandAura;
 import de.ellpeck.naturesaura.misc.LevelData;
 import de.ellpeck.naturesaura.packet.PacketHandler;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ChunkHolder;
 import net.minecraft.server.level.ChunkMap;
 import net.minecraft.server.level.ServerChunkCache;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.level.ChunkPos;
+import net.minecraft.world.level.Level;
 import net.minecraft.world.level.chunk.LevelChunk;
 import net.neoforged.neoforge.event.TickEvent;
 import net.neoforged.neoforge.event.entity.player.PlayerInteractEvent;
@@ -25,6 +26,8 @@ import net.neoforged.neoforge.event.level.ChunkEvent;
 import net.neoforged.neoforge.event.level.ChunkWatchEvent;
 import net.neoforged.bus.api.SubscribeEvent;
 import net.neoforged.fml.util.ObfuscationReflectionHelper;
+import net.neoforged.neoforge.registries.ForgeRegistries;
+import net.neoforged.neoforge.event.AttachCapabilitiesEvent;
 import net.neoforged.neoforge.event.RegisterCommandsEvent;
 
 import java.lang.reflect.InvocationTargetException;
@@ -36,11 +39,22 @@ public class CommonEvents {
     private static final Method GET_LOADED_CHUNKS_METHOD = ObfuscationReflectionHelper.findMethod(ChunkMap.class, "m_140416_");
     private static final ListMultimap<UUID, ChunkPos> PENDING_AURA_CHUNKS = ArrayListMultimap.create();
 
+    @SubscribeEvent
+    public void onChunkCapsAttach(AttachCapabilitiesEvent<LevelChunk> event) {
+        var chunk = event.getObject();
+        event.addCapability(new ResourceLocation(NaturesAura.MOD_ID, "aura"), new AuraChunkProvider(chunk));
+    }
+
+    @SubscribeEvent
+    public void onLevelCapsAttach(AttachCapabilitiesEvent<Level> event) {
+        event.addCapability(new ResourceLocation(NaturesAura.MOD_ID, "data"), new LevelData());
+    }
+
     @SubscribeEvent
     public void onChunkUnload(ChunkEvent.Unload event) {
         var iChunk = event.getChunk();
         if (iChunk instanceof LevelChunk chunk) {
-            var auraChunk = chunk.getData(NaturesAuraAPI.AURA_CHUNK_ATTACHMENT).get(chunk);
+            var auraChunk = chunk.getCapability(NaturesAuraAPI.CAP_AURA_CHUNK).orElse(null);
             if (auraChunk instanceof AuraChunk) {
                 var data = (LevelData) ILevelData.getLevelData(chunk.getLevel());
                 data.auraChunksWithSpots.remove(chunk.getPos().toLong());
@@ -54,7 +68,7 @@ public class CommonEvents {
         if (player.level().isClientSide)
             return;
         var held = event.getItemStack();
-        if (!held.isEmpty() && BuiltInRegistries.ITEM.getKey(held.getItem()).getPath().contains("chisel")) {
+        if (!held.isEmpty() && ForgeRegistries.ITEMS.getKey(held.getItem()).getPath().contains("chisel")) {
             var state = player.level().getBlockState(event.getPos());
             if (NaturesAuraAPI.BOTANIST_PICKAXE_CONVERSIONS.containsKey(state)) {
                 var data = (LevelData) ILevelData.getLevelData(player.level());
@@ -76,7 +90,7 @@ public class CommonEvents {
                         var chunk = holder.getTickingChunk();
                         if (chunk == null)
                             continue;
-                        var auraChunk = (AuraChunk) chunk.getData(NaturesAuraAPI.AURA_CHUNK_ATTACHMENT).get(chunk);
+                        var auraChunk = (AuraChunk) chunk.getCapability(NaturesAuraAPI.CAP_AURA_CHUNK, null).orElse(null);
                         if (auraChunk != null)
                             auraChunk.update();
                     }
@@ -116,7 +130,7 @@ public class CommonEvents {
         var chunk = Helper.getLoadedChunk(player.level(), pos.x, pos.z);
         if (!(chunk instanceof LevelChunk levelChunk))
             return false;
-        var auraChunk = (AuraChunk) levelChunk.getData(NaturesAuraAPI.AURA_CHUNK_ATTACHMENT).get(levelChunk);
+        var auraChunk = (AuraChunk) levelChunk.getCapability(NaturesAuraAPI.CAP_AURA_CHUNK, null).orElse(null);
         if (auraChunk == null)
             return false;
         PacketHandler.sendTo(player, auraChunk.makePacket());
@@ -127,5 +141,4 @@ public class CommonEvents {
     public void onCommands(RegisterCommandsEvent event) {
         CommandAura.register(event.getDispatcher());
     }
-
 }

src/main/java/de/ellpeck/naturesaura/gen/LevelGenAncientTree.java

@@ -107,7 +107,7 @@ public class LevelGenAncientTree extends Feature<NoneFeatureConfiguration> {
                     var goal = pos.offset(x, y, z);
                     if (pos.distSqr(goal) <= radius * radius + rand.nextInt(3) - 1) {
                         if (!level.isStateAtPosition(goal, s -> s.is(BlockTags.LEAVES))) {
-                            if (level.isStateAtPosition(goal, st -> !st.is(BlockTags.LOGS) && st.getBlock() != Blocks.DIRT && st.getBlock() != Blocks.GRASS_BLOCK))
+                            if (level.isStateAtPosition(goal, st -> !st.is(BlockTags.LOGS) && st.getBlock() != Blocks.DIRT && st.getBlock() != Blocks.GRASS))
                                 this.setBlock(level, goal, state);
                         }
                     }

src/main/java/de/ellpeck/naturesaura/gui/GuiEnderCrate.java

@@ -20,6 +20,7 @@ public class GuiEnderCrate extends AbstractContainerScreen<ContainerEnderCrate>
 
     @Override
     public void render(GuiGraphics graphics, int mouseX, int mouseY, float partialTicks) {
+        this.renderBackground(graphics);
         super.render(graphics, mouseX, mouseY, partialTicks);
         this.renderTooltip(graphics, mouseX, mouseY);
     }
@@ -37,5 +38,4 @@ public class GuiEnderCrate extends AbstractContainerScreen<ContainerEnderCrate>
         graphics.blit(GuiEnderCrate.CHEST_GUI_TEXTURE, i, j, 0, 0, this.imageWidth, 3 * 18 + 17);
         graphics.blit(GuiEnderCrate.CHEST_GUI_TEXTURE, i, j + 3 * 18 + 17, 0, 126, this.imageWidth, 96);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/items/ItemAuraBottle.java

@@ -36,10 +36,10 @@ public class ItemAuraBottle extends ItemImpl implements IColorProvidingItem, ICu
         NeoForge.EVENT_BUS.register(new EventHandler());
 
         DispenserBlock.registerBehavior(emptyBottle, (source, stack) -> {
-            Level level = source.level();
+            Level level = source.getLevel();
-            var state = source.state();
+            var state = source.getBlockState();
             var facing = state.getValue(DispenserBlock.FACING);
-            var offset = source.pos().relative(facing);
+            var offset = source.getPos().relative(facing);
             var offsetState = level.getBlockState(offset);
 
             var dispense = stack.split(1);

src/main/java/de/ellpeck/naturesaura/items/ItemEnderAccess.java

@@ -9,6 +9,7 @@ import de.ellpeck.naturesaura.gui.ContainerEnderCrate;
 import de.ellpeck.naturesaura.gui.ModContainers;
 import net.minecraft.ChatFormatting;
 import net.minecraft.network.chat.Component;
+import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.InteractionHand;
 import net.minecraft.world.InteractionResult;
 import net.minecraft.world.InteractionResultHolder;
@@ -22,6 +23,7 @@ import net.minecraft.world.level.Level;
 import net.neoforged.api.distmarker.Dist;
 import net.neoforged.api.distmarker.OnlyIn;
 import net.neoforged.neoforge.items.IItemHandler;
+import net.neoforged.neoforge.network.NetworkHooks;
 
 import javax.annotation.Nullable;
 import java.util.List;
@@ -40,7 +42,7 @@ public class ItemEnderAccess extends ItemImpl {
         var name = BlockEnderCrate.getEnderName(stack);
         if (!Strings.isNullOrEmpty(name)) {
             if (!levelIn.isClientSide && NaturesAuraAPI.instance().extractAuraFromPlayer(playerIn, 10000, false)) {
-                playerIn.openMenu(new MenuProvider() {
+                NetworkHooks.openScreen((ServerPlayer) playerIn, new MenuProvider() {
                     @Override
                     public Component getDisplayName() {
                         return Component.translatable("info." + NaturesAura.MOD_ID + ".ender_access", ChatFormatting.ITALIC + name + ChatFormatting.RESET);
@@ -64,5 +66,4 @@ public class ItemEnderAccess extends ItemImpl {
     public void appendHoverText(ItemStack stack, @Nullable Level levelIn, List<Component> tooltip, TooltipFlag flagIn) {
         BlockEnderCrate.addEnderNameInfo(stack, tooltip);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/items/ItemNetheriteFinder.java

@@ -2,7 +2,6 @@ package de.ellpeck.naturesaura.items;
 
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import net.minecraft.core.BlockPos;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.world.InteractionHand;
 import net.minecraft.world.InteractionResult;
 import net.minecraft.world.InteractionResultHolder;
@@ -10,6 +9,7 @@ import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.level.Level;
 import net.minecraft.world.level.block.Blocks;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
 public class ItemNetheriteFinder extends ItemImpl {
 
@@ -35,7 +35,7 @@ public class ItemNetheriteFinder extends ItemImpl {
                     for (var z = -range; z <= range; z++) {
                         var offset = new BlockPos(pos.getX() + x, y, pos.getZ() + z);
                         var state = levelIn.getBlockState(offset);
-                        if (state.getBlock() == Blocks.ANCIENT_DEBRIS || BuiltInRegistries.BLOCK.getKey(state.getBlock()).toString().contains("netherite")) {
+                        if (state.getBlock() == Blocks.ANCIENT_DEBRIS || ForgeRegistries.BLOCKS.getKey(state.getBlock()).toString().contains("netherite")) {
                             inst.spawnMagicParticle(
                                     offset.getX() + 0.5F, offset.getY() + 0.5F, offset.getZ() + 0.5F,
                                     0F, 0F, 0F, 0xab4d38, 6F, 20 * 60, 0F, false, true);
@@ -52,5 +52,4 @@ public class ItemNetheriteFinder extends ItemImpl {
         playerIn.getCooldowns().addCooldown(this, 20 * 60);
         return new InteractionResultHolder<>(InteractionResult.SUCCESS, stack);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/items/tools/ItemArmor.java

@@ -16,10 +16,12 @@ import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.item.*;
 import net.minecraft.world.phys.AABB;
 import net.neoforged.neoforge.common.NeoForgeMod;
+import net.neoforged.neoforge.common.capabilities.ICapabilityProvider;
 import net.neoforged.neoforge.event.TickEvent;
 import net.neoforged.neoforge.event.entity.living.LivingAttackEvent;
 import net.neoforged.bus.api.SubscribeEvent;
 import net.neoforged.fml.common.Mod;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
 import javax.annotation.Nullable;
 import java.util.Comparator;

src/main/java/de/ellpeck/naturesaura/misc/ColoredBlockHelper.java

@@ -1,10 +1,10 @@
 package de.ellpeck.naturesaura.misc;
 
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.item.DyeColor;
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.Blocks;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
 import java.util.Arrays;
 import java.util.Comparator;
@@ -24,7 +24,7 @@ public final class ColoredBlockHelper {
     private static List<Block> collectBlocks(String name) {
         return Arrays.stream(DyeColor.values()).sorted(Comparator.comparingInt(DyeColor::getId)).map(c -> {
             var loc = new ResourceLocation(c.getName() + '_' + name);
-            var block = BuiltInRegistries.BLOCK.get(loc);
+            var block = ForgeRegistries.BLOCKS.getValue(loc);
             if (block == null || block == Blocks.AIR)
                 throw new IllegalStateException("Couldn't find block with name " + loc);
             return block;
@@ -38,5 +38,4 @@ public final class ColoredBlockHelper {
         }
         return null;
     }
-
 }

src/main/java/de/ellpeck/naturesaura/misc/LevelData.java

@@ -3,6 +3,7 @@ package de.ellpeck.naturesaura.misc;
 import com.google.common.collect.ArrayListMultimap;
 import com.google.common.collect.ListMultimap;
 import de.ellpeck.naturesaura.Helper;
+import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.api.misc.ILevelData;
 import de.ellpeck.naturesaura.blocks.tiles.BlockEntitySpawnLamp;
 import de.ellpeck.naturesaura.blocks.tiles.ItemStackHandlerNA;
@@ -10,47 +11,40 @@ import de.ellpeck.naturesaura.chunk.AuraChunk;
 import de.ellpeck.naturesaura.items.ModItems;
 import it.unimi.dsi.fastutil.longs.Long2ObjectOpenHashMap;
 import net.minecraft.core.BlockPos;
+import net.minecraft.core.Direction;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.ListTag;
 import net.minecraft.nbt.LongTag;
 import net.minecraft.nbt.Tag;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Tuple;
-import net.minecraft.world.level.Level;
-import net.minecraft.world.level.saveddata.SavedData;
 import net.minecraft.world.phys.Vec3;
+import net.neoforged.neoforge.common.capabilities.Capability;
+import net.neoforged.neoforge.common.util.LazyOptional;
 
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
 import java.util.*;
 
-public class LevelData extends SavedData implements ILevelData {
+public class LevelData implements ILevelData {
-
-    public static final SavedData.Factory<LevelData> FACTORY = new SavedData.Factory<>(LevelData::new, LevelData::new);
-    public static LevelData client;
 
     public final ListMultimap<ResourceLocation, Tuple<Vec3, Integer>> effectPowders = ArrayListMultimap.create();
     public final Long2ObjectOpenHashMap<AuraChunk> auraChunksWithSpots = new Long2ObjectOpenHashMap<>();
     public final List<BlockPos> recentlyConvertedMossStones = new ArrayList<>();
     public final Set<BlockEntitySpawnLamp> spawnLamps = new HashSet<>();
     private final Map<String, ItemStackHandlerNA> enderStorages = new HashMap<>();
+    private final LazyOptional<LevelData> lazyThis = LazyOptional.of(() -> this);
 
-    public Level level;
+    @Nullable
-
+    @Override
-    public LevelData() {
+    public <T> LazyOptional<T> getCapability(@Nonnull Capability<T> capability, @Nullable Direction facing) {
-
+        return capability == NaturesAuraAPI.CAP_LEVEL_DATA ? this.lazyThis.cast() : LazyOptional.empty();
-    }
-
-    public LevelData(CompoundTag compound) {
-        for (var base : compound.getList("storages", 10)) {
-            var storageComp = (CompoundTag) base;
-            var storage = this.getEnderStorage(storageComp.getString("name"));
-            storage.deserializeNBT(storageComp);
-        }
-        for (var base : compound.getList("converted_moss", Tag.TAG_LONG))
-            this.recentlyConvertedMossStones.add(BlockPos.of(((LongTag) base).getAsLong()));
     }
 
     @Override
-    public CompoundTag save(CompoundTag compound) {
+    public CompoundTag serializeNBT() {
+        var compound = new CompoundTag();
+
         var storages = new ListTag();
         for (var entry : this.enderStorages.entrySet()) {
             var handler = entry.getValue();
@@ -70,6 +64,20 @@ public class LevelData extends SavedData implements ILevelData {
         return compound;
     }
 
+    @Override
+    public void deserializeNBT(CompoundTag compound) {
+        this.enderStorages.clear();
+        for (var base : compound.getList("storages", 10)) {
+            var storageComp = (CompoundTag) base;
+            var storage = this.getEnderStorage(storageComp.getString("name"));
+            storage.deserializeNBT(storageComp);
+        }
+
+        this.recentlyConvertedMossStones.clear();
+        for (var base : compound.getList("converted_moss", Tag.TAG_LONG))
+            this.recentlyConvertedMossStones.add(BlockPos.of(((LongTag) base).getAsLong()));
+    }
+
     @Override
     public ItemStackHandlerNA getEnderStorage(String name) {
         return this.enderStorages.computeIfAbsent(name, n -> new ItemStackHandlerNA(27));
@@ -91,5 +99,4 @@ public class LevelData extends SavedData implements ILevelData {
         if (this.recentlyConvertedMossStones.size() > 512)
             this.recentlyConvertedMossStones.remove(0);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/packet/PacketAuraChunk.java

@@ -5,21 +5,18 @@ import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.chunk.AuraChunk;
 import de.ellpeck.naturesaura.events.ClientEvents;
 import net.minecraft.network.FriendlyByteBuf;
-import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
-import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.level.Level;
-import net.neoforged.neoforge.network.handling.PlayPayloadContext;
+import net.neoforged.neoforge.network.NetworkEvent;
 
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.function.Supplier;
 
-public class PacketAuraChunk implements CustomPacketPayload {
+public class PacketAuraChunk {
 
-    public static final ResourceLocation ID = new ResourceLocation(NaturesAura.MOD_ID, "aura_chunk");
+    private int chunkX;
-
+    private int chunkZ;
-    private final int chunkX;
+    private Collection<AuraChunk.DrainSpot> drainSpots;
-    private final int chunkZ;
-    private final Collection<AuraChunk.DrainSpot> drainSpots;
 
     public PacketAuraChunk(int chunkX, int chunkZ, Collection<AuraChunk.DrainSpot> drainSpots) {
         this.chunkX = chunkX;
@@ -27,33 +24,34 @@ public class PacketAuraChunk implements CustomPacketPayload {
         this.drainSpots = drainSpots;
     }
 
-    public PacketAuraChunk(FriendlyByteBuf buf) {
+    private PacketAuraChunk() {
-        this.chunkX = buf.readInt();
-        this.chunkZ = buf.readInt();
-
-        this.drainSpots = new ArrayList<>();
-        var amount = buf.readInt();
-        for (var i = 0; i < amount; i++)
-            this.drainSpots.add(new AuraChunk.DrainSpot(buf.readNbt()));
     }
 
-    @Override
+    public static PacketAuraChunk fromBytes(FriendlyByteBuf buf) {
-    public void write(FriendlyByteBuf buf) {
+        var packet = new PacketAuraChunk();
-        buf.writeInt(this.chunkX);
+        packet.chunkX = buf.readInt();
-        buf.writeInt(this.chunkZ);
+        packet.chunkZ = buf.readInt();
 
-        buf.writeInt(this.drainSpots.size());
+        packet.drainSpots = new ArrayList<>();
-        for (var entry : this.drainSpots)
+        var amount = buf.readInt();
+        for (var i = 0; i < amount; i++)
+            packet.drainSpots.add(new AuraChunk.DrainSpot(buf.readNbt()));
+
+        return packet;
+    }
+
+    public static void toBytes(PacketAuraChunk packet, FriendlyByteBuf buf) {
+        buf.writeInt(packet.chunkX);
+        buf.writeInt(packet.chunkZ);
+
+        buf.writeInt(packet.drainSpots.size());
+        for (var entry : packet.drainSpots)
             buf.writeNbt(entry.serializeNBT());
     }
 
-    @Override
+    public static void onMessage(PacketAuraChunk message, Supplier<NetworkEvent.Context> ctx) {
-    public ResourceLocation id() {
+        ctx.get().enqueueWork(() -> ClientEvents.PENDING_AURA_CHUNKS.add(message));
-        return PacketAuraChunk.ID;
+        ctx.get().setPacketHandled(true);
-    }
-
-    public static void onMessage(PacketAuraChunk message, PlayPayloadContext ctx) {
-        ctx.workHandler().execute(() -> ClientEvents.PENDING_AURA_CHUNKS.add(message));
     }
 
     public boolean tryHandle(Level level) {
@@ -61,7 +59,7 @@ public class PacketAuraChunk implements CustomPacketPayload {
             var chunk = level.getChunk(this.chunkX, this.chunkZ);
             if (chunk.isEmpty())
                 return false;
-            var auraChunk = (AuraChunk) chunk.getData(NaturesAuraAPI.AURA_CHUNK_ATTACHMENT).get(chunk);
+            var auraChunk = (AuraChunk) chunk.getCapability(NaturesAuraAPI.CAP_AURA_CHUNK).orElse(null);
             if (auraChunk == null)
                 return false;
             auraChunk.setSpots(this.drainSpots);
@@ -71,5 +69,4 @@ public class PacketAuraChunk implements CustomPacketPayload {
             return true;
         }
     }
-
 }

src/main/java/de/ellpeck/naturesaura/packet/PacketClient.java

@@ -1,6 +1,5 @@
 package de.ellpeck.naturesaura.packet;
 
-import de.ellpeck.naturesaura.NaturesAura;
 import de.ellpeck.naturesaura.items.ItemRangeVisualizer;
 import de.ellpeck.naturesaura.items.ModItems;
 import net.minecraft.client.Minecraft;
@@ -8,59 +7,63 @@ import net.minecraft.core.BlockPos;
 import net.minecraft.core.particles.ParticleTypes;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.FriendlyByteBuf;
-import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.sounds.SoundEvents;
 import net.minecraft.world.item.ItemStack;
-import net.neoforged.neoforge.network.handling.PlayPayloadContext;
+import net.neoforged.neoforge.network.NetworkEvent;
 
-public class PacketClient implements CustomPacketPayload {
+import java.util.function.Supplier;
 
-    public static final ResourceLocation ID = new ResourceLocation(NaturesAura.MOD_ID, "client");
+public class PacketClient {
 
-    private final int type;
+    private int type;
-    private final CompoundTag data;
+    private CompoundTag data;
 
     public PacketClient(int type, CompoundTag data) {
         this.type = type;
         this.data = data;
     }
 
-    public PacketClient(FriendlyByteBuf buf) {
+    private PacketClient() {
-        this.type = buf.readByte();
+
-        this.data = buf.readNbt();
     }
 
-    @Override
+    public static PacketClient fromBytes(FriendlyByteBuf buf) {
-    public void write(FriendlyByteBuf buf) {
+        var client = new PacketClient();
-        buf.writeByte(this.type);
+        client.type = buf.readByte();
-        buf.writeNbt(this.data);
+        client.data = buf.readNbt();
+        return client;
     }
 
-    @Override
+    public static void toBytes(PacketClient packet, FriendlyByteBuf buf) {
-    public ResourceLocation id() {
+        buf.writeByte(packet.type);
-        return PacketClient.ID;
+        buf.writeNbt(packet.data);
     }
 
-    public static void onMessage(PacketClient message, PlayPayloadContext ctx) {
+    // lambda causes classloading issues on a server here
-        ctx.workHandler().execute(() -> {
+    @SuppressWarnings("Convert2Lambda")
-            var mc = Minecraft.getInstance();
+    public static void onMessage(PacketClient message, Supplier<NetworkEvent.Context> ctx) {
-            if (mc.level != null) {
+        ctx.get().enqueueWork(new Runnable() {
-                switch (message.type) {
+            @Override
-                    case 0: // dimension rail visualization
+            public void run() {
-                        var goalDim = new ResourceLocation(message.data.getString("dim"));
+                var mc = Minecraft.getInstance();
-                        var goalPos = BlockPos.of(message.data.getLong("pos"));
+                if (mc.level != null) {
-                        ItemRangeVisualizer.visualize(mc.player, ItemRangeVisualizer.VISUALIZED_RAILS, goalDim, goalPos);
+                    switch (message.type) {
-                    case 1:
+                        case 0: // dimension rail visualization
-                        var entity = mc.level.getEntity(message.data.getInt("id"));
+                            var goalDim = new ResourceLocation(message.data.getString("dim"));
-                        mc.particleEngine.createTrackingEmitter(entity, ParticleTypes.TOTEM_OF_UNDYING, 30);
+                            var goalPos = BlockPos.of(message.data.getLong("pos"));
-                        mc.level.playLocalSound(entity.getX(), entity.getY(), entity.getZ(), SoundEvents.TOTEM_USE, entity.getSoundSource(), 1.0F, 1.0F, false);
+                            ItemRangeVisualizer.visualize(mc.player, ItemRangeVisualizer.VISUALIZED_RAILS, goalDim, goalPos);
-                        if (entity == mc.player) {
+                        case 1:
-                            mc.gameRenderer.displayItemActivation(new ItemStack(ModItems.DEATH_RING));
+                            var entity = mc.level.getEntity(message.data.getInt("id"));
-                        }
+                            mc.particleEngine.createTrackingEmitter(entity, ParticleTypes.TOTEM_OF_UNDYING, 30);
+                            mc.level.playLocalSound(entity.getX(), entity.getY(), entity.getZ(), SoundEvents.TOTEM_USE, entity.getSoundSource(), 1.0F, 1.0F, false);
+                            if (entity == mc.player) {
+                                mc.gameRenderer.displayItemActivation(new ItemStack(ModItems.DEATH_RING));
+                            }
+                    }
                 }
             }
         });
+        ctx.get().setPacketHandled(true);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/packet/PacketHandler.java

@@ -2,37 +2,36 @@ package de.ellpeck.naturesaura.packet;
 
 import de.ellpeck.naturesaura.NaturesAura;
 import net.minecraft.core.BlockPos;
-import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.level.Level;
-import net.neoforged.bus.api.SubscribeEvent;
-import net.neoforged.fml.common.Mod;
 import net.neoforged.neoforge.network.PacketDistributor;
-import net.neoforged.neoforge.network.event.RegisterPayloadHandlerEvent;
+import net.neoforged.neoforge.network.simple.SimpleChannel;
+import net.neoforged.neoforge.network.NetworkRegistry;
 
-@Mod.EventBusSubscriber
 public final class PacketHandler {
 
-    @SubscribeEvent
+    private static final String VERSION = "1";
-    public static void onPayloadRegister(RegisterPayloadHandlerEvent event) {
+    private static SimpleChannel network;
-        var registrar = event.registrar(NaturesAura.MOD_ID);
+
-        registrar.play(PacketAuraChunk.ID, PacketAuraChunk::new, PacketAuraChunk::onMessage);
+    public static void init() {
-        registrar.play(PacketClient.ID, PacketClient::new, PacketClient::onMessage);
+        PacketHandler.network = NetworkRegistry.newSimpleChannel(new ResourceLocation(NaturesAura.MOD_ID, "network"), () -> PacketHandler.VERSION, PacketHandler.VERSION::equals, PacketHandler.VERSION::equals);
-        registrar.play(PacketParticles.ID, PacketParticles::new, PacketParticles::onMessage);
+        PacketHandler.network.registerMessage(0, PacketParticleStream.class, PacketParticleStream::toBytes, PacketParticleStream::fromBytes, PacketParticleStream::onMessage);
-        registrar.play(PacketParticleStream.ID, PacketParticleStream::new, PacketParticleStream::onMessage);
+        PacketHandler.network.registerMessage(1, PacketParticles.class, PacketParticles::toBytes, PacketParticles::fromBytes, PacketParticles::onMessage);
+        PacketHandler.network.registerMessage(2, PacketAuraChunk.class, PacketAuraChunk::toBytes, PacketAuraChunk::fromBytes, PacketAuraChunk::onMessage);
+        PacketHandler.network.registerMessage(3, PacketClient.class, PacketClient::toBytes, PacketClient::fromBytes, PacketClient::onMessage);
     }
 
-    public static void sendToAllLoaded(Level level, BlockPos pos, CustomPacketPayload message) {
+    public static void sendToAllLoaded(Level level, BlockPos pos, Object message) {
-        PacketDistributor.TRACKING_CHUNK.with(level.getChunkAt(pos)).send(message);
+        PacketHandler.network.send(PacketDistributor.TRACKING_CHUNK.with(() -> level.getChunkAt(pos)), message);
     }
 
-    public static void sendToAllAround(Level level, BlockPos pos, int range, CustomPacketPayload message) {
+    public static void sendToAllAround(Level level, BlockPos pos, int range, Object message) {
-        PacketDistributor.NEAR.with(new PacketDistributor.TargetPoint(pos.getX(), pos.getY(), pos.getZ(), range, level.dimension())).send(message);
+        PacketHandler.network.send(PacketDistributor.NEAR.with(() -> new PacketDistributor.TargetPoint(pos.getX(), pos.getY(), pos.getZ(), range, level.dimension())), message);
     }
 
-    public static void sendTo(Player player, CustomPacketPayload message) {
+    public static void sendTo(Player player, Object message) {
-        ((ServerPlayer) player).connection.send(message);
+        PacketHandler.network.send(PacketDistributor.PLAYER.with(() -> (ServerPlayer) player), message);
     }
-
 }

src/main/java/de/ellpeck/naturesaura/packet/PacketParticleStream.java

@@ -1,27 +1,24 @@
 package de.ellpeck.naturesaura.packet;
 
-import de.ellpeck.naturesaura.NaturesAura;
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import net.minecraft.network.FriendlyByteBuf;
-import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
+import net.neoforged.neoforge.network.NetworkEvent;
-import net.minecraft.resources.ResourceLocation;
-import net.neoforged.neoforge.network.handling.PlayPayloadContext;
 
-public class PacketParticleStream implements CustomPacketPayload {
+import java.util.function.Supplier;
 
-    public static final ResourceLocation ID = new ResourceLocation(NaturesAura.MOD_ID, "particle_stream");
+public class PacketParticleStream {
 
-    private final float startX;
+    private float startX;
-    private final float startY;
+    private float startY;
-    private final float startZ;
+    private float startZ;
 
-    private final float endX;
+    private float endX;
-    private final float endY;
+    private float endY;
-    private final float endZ;
+    private float endZ;
 
-    private final float speed;
+    private float speed;
-    private final int color;
+    private int color;
-    private final float scale;
+    private float scale;
 
     public PacketParticleStream(float startX, float startY, float startZ, float endX, float endY, float endZ, float speed, int color, float scale) {
         this.startX = startX;
@@ -35,41 +32,43 @@ public class PacketParticleStream implements CustomPacketPayload {
         this.scale = scale;
     }
 
-    public PacketParticleStream(FriendlyByteBuf buf) {
+    private PacketParticleStream() {
-        this.startX = buf.readFloat();
-        this.startY = buf.readFloat();
-        this.startZ = buf.readFloat();
-        this.endX = buf.readFloat();
-        this.endY = buf.readFloat();
-        this.endZ = buf.readFloat();
-        this.speed = buf.readFloat();
-        this.color = buf.readInt();
-        this.scale = buf.readFloat();
     }
 
-    @Override
+    public static PacketParticleStream fromBytes(FriendlyByteBuf buf) {
-    public void write(FriendlyByteBuf buf) {
+        var packet = new PacketParticleStream();
-        buf.writeFloat(this.startX);
+
-        buf.writeFloat(this.startY);
+        packet.startX = buf.readFloat();
-        buf.writeFloat(this.startZ);
+        packet.startY = buf.readFloat();
-        buf.writeFloat(this.endX);
+        packet.startZ = buf.readFloat();
-        buf.writeFloat(this.endY);
+        packet.endX = buf.readFloat();
-        buf.writeFloat(this.endZ);
+        packet.endY = buf.readFloat();
-        buf.writeFloat(this.speed);
+        packet.endZ = buf.readFloat();
-        buf.writeInt(this.color);
+        packet.speed = buf.readFloat();
-        buf.writeFloat(this.scale);
+        packet.color = buf.readInt();
+        packet.scale = buf.readFloat();
+
+        return packet;
     }
 
-    @Override
+    public static void toBytes(PacketParticleStream packet, FriendlyByteBuf buf) {
-    public ResourceLocation id() {
+        buf.writeFloat(packet.startX);
-        return PacketParticleStream.ID;
+        buf.writeFloat(packet.startY);
+        buf.writeFloat(packet.startZ);
+        buf.writeFloat(packet.endX);
+        buf.writeFloat(packet.endY);
+        buf.writeFloat(packet.endZ);
+        buf.writeFloat(packet.speed);
+        buf.writeInt(packet.color);
+        buf.writeFloat(packet.scale);
     }
 
-    public static void onMessage(PacketParticleStream message, PlayPayloadContext ctx) {
+    public static void onMessage(PacketParticleStream message, Supplier<NetworkEvent.Context> ctx) {
-        ctx.workHandler().execute(() -> NaturesAuraAPI.instance().spawnParticleStream(
+        ctx.get().enqueueWork(() -> NaturesAuraAPI.instance().spawnParticleStream(
                 message.startX, message.startY, message.startZ,
                 message.endX, message.endY, message.endZ,
                 message.speed, message.color, message.scale));
-    }
 
+        ctx.get().setPacketHandled(true);
+    }
 }

src/main/java/de/ellpeck/naturesaura/packet/PacketParticles.java

@@ -1,6 +1,5 @@
 package de.ellpeck.naturesaura.packet;
 
-import de.ellpeck.naturesaura.NaturesAura;
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.api.aura.chunk.IAuraChunk;
 import de.ellpeck.naturesaura.api.aura.type.IAuraType;
@@ -12,22 +11,19 @@ import net.minecraft.core.BlockPos;
 import net.minecraft.core.particles.ItemParticleOption;
 import net.minecraft.core.particles.ParticleTypes;
 import net.minecraft.network.FriendlyByteBuf;
-import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
-import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.level.Level;
-import net.neoforged.neoforge.network.handling.PlayPayloadContext;
+import net.neoforged.neoforge.network.NetworkEvent;
 
 import java.util.function.BiConsumer;
+import java.util.function.Supplier;
 
-public class PacketParticles implements CustomPacketPayload {
+public class PacketParticles {
 
-    public static final ResourceLocation ID = new ResourceLocation(NaturesAura.MOD_ID, "particles");
+    private float posX;
-
+    private float posY;
-    private final float posX;
+    private float posZ;
-    private final float posY;
+    private Type type;
-    private final float posZ;
+    private int[] data;
-    private final Type type;
-    private final int[] data;
 
     public PacketParticles(float posX, float posY, float posZ, Type type, int... data) {
         this.posX = posX;
@@ -37,40 +33,49 @@ public class PacketParticles implements CustomPacketPayload {
         this.data = data;
     }
 
-    public PacketParticles(FriendlyByteBuf buf) {
+    private PacketParticles() {
-        this.posX = buf.readFloat();
-        this.posY = buf.readFloat();
-        this.posZ = buf.readFloat();
-        this.type = Type.values()[buf.readByte()];
-
-        this.data = new int[buf.readByte()];
-        for (var i = 0; i < this.data.length; i++)
-            this.data[i] = buf.readInt();
     }
 
-    @Override
+    public static PacketParticles fromBytes(FriendlyByteBuf buf) {
-    public void write(FriendlyByteBuf buf) {
+        var packet = new PacketParticles();
-        buf.writeFloat(this.posX);
-        buf.writeFloat(this.posY);
-        buf.writeFloat(this.posZ);
-        buf.writeByte(this.type.ordinal());
 
-        buf.writeByte(this.data.length);
+        packet.posX = buf.readFloat();
-        for (var i : this.data)
+        packet.posY = buf.readFloat();
+        packet.posZ = buf.readFloat();
+        packet.type = Type.values()[buf.readByte()];
+
+        packet.data = new int[buf.readByte()];
+        for (var i = 0; i < packet.data.length; i++) {
+            packet.data[i] = buf.readInt();
+        }
+
+        return packet;
+    }
+
+    public static void toBytes(PacketParticles packet, FriendlyByteBuf buf) {
+        buf.writeFloat(packet.posX);
+        buf.writeFloat(packet.posY);
+        buf.writeFloat(packet.posZ);
+        buf.writeByte(packet.type.ordinal());
+
+        buf.writeByte(packet.data.length);
+        for (var i : packet.data) {
             buf.writeInt(i);
+        }
     }
 
-    @Override
+    // lambda causes classloading issues on a server here
-    public ResourceLocation id() {
+    @SuppressWarnings("Convert2Lambda")
-        return null;
+    public static void onMessage(PacketParticles message, Supplier<NetworkEvent.Context> ctx) {
-    }
+        ctx.get().enqueueWork(new Runnable() {
-
+            @Override
-    public static void onMessage(PacketParticles message, PlayPayloadContext ctx) {
+            public void run() {
-        ctx.workHandler().execute(() -> {
+                Level level = Minecraft.getInstance().level;
-            Level level = Minecraft.getInstance().level;
+                if (level != null)
-            if (level != null)
+                    message.type.action.accept(message, level);
-                message.type.action.accept(message, level);
+            }
         });
+        ctx.get().setPacketHandled(true);
     }
 
     public enum Type {
@@ -573,5 +578,4 @@ public class PacketParticles implements CustomPacketPayload {
             this.action = action;
         }
     }
-
 }

src/main/java/de/ellpeck/naturesaura/recipes/AltarRecipe.java

@@ -1,13 +1,14 @@
 package de.ellpeck.naturesaura.recipes;
 
-import com.mojang.serialization.Codec;
+import com.google.gson.JsonObject;
-import com.mojang.serialization.codecs.RecordCodecBuilder;
 import net.minecraft.core.RegistryAccess;
 import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.item.crafting.Ingredient;
 import net.minecraft.world.item.crafting.RecipeSerializer;
 import net.minecraft.world.item.crafting.RecipeType;
+import net.neoforged.neoforge.common.crafting.CraftingHelper;
 
 import javax.annotation.Nullable;
 
@@ -19,7 +20,8 @@ public class AltarRecipe extends ModRecipe {
     public final int aura;
     public final int time;
 
-    public AltarRecipe(Ingredient input, ItemStack output, Ingredient catalyst, int aura, int time) {
+    public AltarRecipe(ResourceLocation name, Ingredient input, ItemStack output, Ingredient catalyst, int aura, int time) {
+        super(name);
         this.input = input;
         this.output = output;
         this.catalyst = catalyst;
@@ -44,23 +46,27 @@ public class AltarRecipe extends ModRecipe {
 
     public static class Serializer implements RecipeSerializer<AltarRecipe> {
 
-        private static final Codec<AltarRecipe> CODEC = RecordCodecBuilder.create(i -> i.group(
-                Ingredient.CODEC.fieldOf("input").forGetter(r -> r.input),
-                ItemStack.CODEC.fieldOf("output").forGetter(r -> r.output),
-                Ingredient.CODEC.fieldOf("catalyst").forGetter(r -> r.catalyst),
-                Codec.INT.fieldOf("aura").forGetter(r -> r.aura),
-                Codec.INT.fieldOf("time").forGetter(r -> r.time)
-        ).apply(i, AltarRecipe::new));
-
         @Override
-        public Codec<AltarRecipe> codec() {
+        public AltarRecipe fromJson(ResourceLocation recipeId, JsonObject json) {
-            return Serializer.CODEC;
+            return new AltarRecipe(
+                    recipeId,
+                    Ingredient.fromJson(json.getAsJsonObject("input")),
+                    CraftingHelper.getItemStack(json.getAsJsonObject("output"), true),
+                    json.has("catalyst") ? Ingredient.fromJson(json.getAsJsonObject("catalyst")) : Ingredient.EMPTY,
+                    json.get("aura").getAsInt(),
+                    json.get("time").getAsInt());
         }
 
         @Nullable
         @Override
-        public AltarRecipe fromNetwork(FriendlyByteBuf buffer) {
+        public AltarRecipe fromNetwork(ResourceLocation recipeId, FriendlyByteBuf buffer) {
-            return new AltarRecipe(Ingredient.fromNetwork(buffer), buffer.readItem(), Ingredient.fromNetwork(buffer), buffer.readInt(), buffer.readInt());
+            return new AltarRecipe(
+                    recipeId,
+                    Ingredient.fromNetwork(buffer),
+                    buffer.readItem(),
+                    Ingredient.fromNetwork(buffer),
+                    buffer.readInt(),
+                    buffer.readInt());
         }
 
         @Override
@@ -71,7 +77,5 @@ public class AltarRecipe extends ModRecipe {
             buffer.writeInt(recipe.aura);
             buffer.writeInt(recipe.time);
         }
-
     }
-
 }

src/main/java/de/ellpeck/naturesaura/recipes/AnimalSpawnerRecipe.java

@@ -1,10 +1,8 @@
 package de.ellpeck.naturesaura.recipes;
 
-import com.mojang.serialization.Codec;
+import com.google.gson.JsonObject;
-import com.mojang.serialization.codecs.RecordCodecBuilder;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.RegistryAccess;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.network.FriendlyByteBuf;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerLevel;
@@ -16,20 +14,23 @@ import net.minecraft.world.item.crafting.Ingredient;
 import net.minecraft.world.item.crafting.RecipeSerializer;
 import net.minecraft.world.item.crafting.RecipeType;
 import net.minecraft.world.level.Level;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
+import javax.annotation.Nullable;
 import java.util.ArrayList;
 import java.util.List;
 
 public class AnimalSpawnerRecipe extends ModRecipe {
 
-    public final List<Ingredient> ingredients;
+    public final Ingredient[] ingredients;
     public final EntityType<?> entity;
     public final int aura;
     public final int time;
 
-    public AnimalSpawnerRecipe(ResourceLocation entityType, int aura, int time, List<Ingredient> ingredients) {
+    public AnimalSpawnerRecipe(ResourceLocation name, EntityType<?> entity, int aura, int time, Ingredient... ingredients) {
+        super(name);
         this.ingredients = ingredients;
-        this.entity = BuiltInRegistries.ENTITY_TYPE.get(entityType);
+        this.entity = entity;
         this.aura = aura;
         this.time = time;
     }
@@ -58,36 +59,40 @@ public class AnimalSpawnerRecipe extends ModRecipe {
 
     public static class Serializer implements RecipeSerializer<AnimalSpawnerRecipe> {
 
-        private static final Codec<AnimalSpawnerRecipe> CODEC = RecordCodecBuilder.create(i -> i.group(
-                ResourceLocation.CODEC.fieldOf("entity").forGetter(r -> BuiltInRegistries.ENTITY_TYPE.getKey(r.entity)),
-                Codec.INT.fieldOf("aura").forGetter(r -> r.aura),
-                Codec.INT.fieldOf("time").forGetter(r -> r.time),
-                Ingredient.CODEC.listOf().fieldOf("ingredients").forGetter(r -> r.ingredients)
-        ).apply(i, AnimalSpawnerRecipe::new));
-
         @Override
-        public Codec<AnimalSpawnerRecipe> codec() {
+        public AnimalSpawnerRecipe fromJson(ResourceLocation recipeId, JsonObject json) {
-            return Serializer.CODEC;
+            List<Ingredient> ingredients = new ArrayList<>();
+            for (var e : json.getAsJsonArray("ingredients"))
+                ingredients.add(Ingredient.fromJson(e));
+            return new AnimalSpawnerRecipe(recipeId,
+                    ForgeRegistries.ENTITY_TYPES.getValue(new ResourceLocation(json.get("entity").getAsString())),
+                    json.get("aura").getAsInt(),
+                    json.get("time").getAsInt(),
+                    ingredients.toArray(new Ingredient[0]));
         }
 
+        @Nullable
         @Override
-        public AnimalSpawnerRecipe fromNetwork(FriendlyByteBuf buffer) {
+        public AnimalSpawnerRecipe fromNetwork(ResourceLocation recipeId, FriendlyByteBuf buffer) {
-            var ingredients = new ArrayList<Ingredient>();
+            var ings = new Ingredient[buffer.readInt()];
-            for (var i = buffer.readInt(); i > 0; i--)
+            for (var i = 0; i < ings.length; i++)
-                ingredients.add(Ingredient.fromNetwork(buffer));
+                ings[i] = Ingredient.fromNetwork(buffer);
-            return new AnimalSpawnerRecipe(buffer.readResourceLocation(), buffer.readInt(), buffer.readInt(), ingredients);
+            return new AnimalSpawnerRecipe(
+                    recipeId,
+                    ForgeRegistries.ENTITY_TYPES.getValue(buffer.readResourceLocation()),
+                    buffer.readInt(),
+                    buffer.readInt(),
+                    ings);
         }
 
         @Override
         public void toNetwork(FriendlyByteBuf buffer, AnimalSpawnerRecipe recipe) {
-            buffer.writeInt(recipe.ingredients.size());
+            buffer.writeInt(recipe.ingredients.length);
             for (var ing : recipe.ingredients)
                 ing.toNetwork(buffer);
-            buffer.writeResourceLocation(BuiltInRegistries.ENTITY_TYPE.getKey(recipe.entity));
+            buffer.writeResourceLocation(ForgeRegistries.ENTITY_TYPES.getKey(recipe.entity));
             buffer.writeInt(recipe.aura);
             buffer.writeInt(recipe.time);
         }
-
     }
-
 }

src/main/java/de/ellpeck/naturesaura/recipes/EnabledCondition.java

@@ -1,18 +1,17 @@
 package de.ellpeck.naturesaura.recipes;
 
-import com.mojang.serialization.Codec;
+import com.google.gson.JsonObject;
-import com.mojang.serialization.codecs.RecordCodecBuilder;
 import de.ellpeck.naturesaura.ModConfig;
 import de.ellpeck.naturesaura.NaturesAura;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.util.GsonHelper;
 import net.neoforged.neoforge.common.ModConfigSpec;
-import net.neoforged.neoforge.common.conditions.ICondition;
+import net.neoforged.neoforge.common.crafting.conditions.ICondition;
+import net.neoforged.neoforge.common.crafting.conditions.IConditionSerializer;
 
 public class EnabledCondition implements ICondition {
 
-    private static final Codec<EnabledCondition> CODEC = RecordCodecBuilder.create(i ->
+    private static final ResourceLocation NAME = new ResourceLocation(NaturesAura.MOD_ID, "enabled");
-            i.group(Codec.STRING.fieldOf("name").forGetter(c -> c.name)).apply(i, EnabledCondition::new)
-    );
-
     private ModConfigSpec.ConfigValue<Boolean> config;
     private final String name;
 
@@ -26,14 +25,31 @@ public class EnabledCondition implements ICondition {
         }
     }
 
+    @Override
+    public ResourceLocation getID() {
+        return EnabledCondition.NAME;
+    }
+
     @Override
     public boolean test(IContext context) {
         return this.config != null && this.config.get();
     }
 
-    @Override
+    public static class Serializer implements IConditionSerializer<EnabledCondition> {
-    public Codec<? extends ICondition> codec() {
-        return EnabledCondition.CODEC;
-    }
 
+        @Override
+        public void write(JsonObject json, EnabledCondition value) {
+            json.addProperty("config", value.name);
+        }
+
+        @Override
+        public EnabledCondition read(JsonObject json) {
+            return new EnabledCondition(GsonHelper.getAsString(json, "config"));
+        }
+
+        @Override
+        public ResourceLocation getID() {
+            return EnabledCondition.NAME;
+        }
+    }
 }

src/main/java/de/ellpeck/naturesaura/recipes/ModRecipe.java

@@ -1,6 +1,7 @@
 package de.ellpeck.naturesaura.recipes;
 
 import net.minecraft.core.RegistryAccess;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.item.crafting.Recipe;
 import net.minecraft.world.level.Level;
@@ -8,6 +9,12 @@ import net.neoforged.neoforge.items.wrapper.RecipeWrapper;
 
 public abstract class ModRecipe implements Recipe<RecipeWrapper> {
 
+    public final ResourceLocation name;
+
+    public ModRecipe(ResourceLocation name) {
+        this.name = name;
+    }
+
     @Override
     public boolean matches(RecipeWrapper inv, Level levelIn) {
         // return true here so that we can easily get all recipes of a type from the recipe manager
@@ -24,5 +31,9 @@ public abstract class ModRecipe implements Recipe<RecipeWrapper> {
         return false;
     }
 
+    @Override
+    public ResourceLocation getId() {
+        return this.name;
+    }
 
 }

src/main/java/de/ellpeck/naturesaura/recipes/ModRecipes.java

@@ -3,7 +3,6 @@ package de.ellpeck.naturesaura.recipes;
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.api.misc.WeatherType;
 import de.ellpeck.naturesaura.api.misc.WeightedOre;
-import net.minecraft.core.registries.BuiltInRegistries;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.entity.EntityType;
 import net.minecraft.world.item.ItemStack;
@@ -11,6 +10,7 @@ import net.minecraft.world.item.Items;
 import net.minecraft.world.item.crafting.Recipe;
 import net.minecraft.world.item.crafting.RecipeSerializer;
 import net.minecraft.world.level.block.Blocks;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 
 import java.util.List;
 
@@ -115,13 +115,11 @@ public final class ModRecipes {
         list.add(new WeightedOre(res, weight));
     }
 
-    public static class RecipeType<T extends Recipe<?>> implements net.minecraft.world.item.crafting.RecipeType<T> {
+    private static class RecipeType<T extends Recipe<?>> implements net.minecraft.world.item.crafting.RecipeType<T> {
 
         @Override
         public String toString() {
-            return BuiltInRegistries.RECIPE_TYPE.getKey(this).toString();
+            return ForgeRegistries.RECIPE_TYPES.getKey(this).toString();
         }
-
     }
-
 }

src/main/java/de/ellpeck/naturesaura/recipes/OfferingRecipe.java

@@ -1,13 +1,14 @@
 package de.ellpeck.naturesaura.recipes;
 
-import com.mojang.serialization.Codec;
+import com.google.gson.JsonObject;
-import com.mojang.serialization.codecs.RecordCodecBuilder;
 import net.minecraft.core.RegistryAccess;
 import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.item.crafting.Ingredient;
 import net.minecraft.world.item.crafting.RecipeSerializer;
 import net.minecraft.world.item.crafting.RecipeType;
+import net.neoforged.neoforge.common.crafting.CraftingHelper;
 
 import javax.annotation.Nullable;
 
@@ -17,7 +18,8 @@ public class OfferingRecipe extends ModRecipe {
     public final Ingredient startItem;
     public final ItemStack output;
 
-    public OfferingRecipe(Ingredient input, Ingredient startItem, ItemStack output) {
+    public OfferingRecipe(ResourceLocation name, Ingredient input, Ingredient startItem, ItemStack output) {
+        super(name);
         this.input = input;
         this.startItem = startItem;
         this.output = output;
@@ -40,21 +42,23 @@ public class OfferingRecipe extends ModRecipe {
 
     public static class Serializer implements RecipeSerializer<OfferingRecipe> {
 
-        private static final Codec<OfferingRecipe> CODEC = RecordCodecBuilder.create(i -> i.group(
-                Ingredient.CODEC.fieldOf("input").forGetter(r -> r.input),
-                Ingredient.CODEC.fieldOf("start_item").forGetter(r -> r.startItem),
-                ItemStack.CODEC.fieldOf("output").forGetter(r -> r.output)
-        ).apply(i, OfferingRecipe::new));
-
         @Override
-        public Codec<OfferingRecipe> codec() {
+        public OfferingRecipe fromJson(ResourceLocation recipeId, JsonObject json) {
-            return Serializer.CODEC;
+            return new OfferingRecipe(
+                    recipeId,
+                    Ingredient.fromJson(json.get("input")),
+                    Ingredient.fromJson(json.get("start_item")),
+                    CraftingHelper.getItemStack(json.getAsJsonObject("output"), true));
         }
 
         @Nullable
         @Override
-        public OfferingRecipe fromNetwork(FriendlyByteBuf buffer) {
+        public OfferingRecipe fromNetwork(ResourceLocation recipeId, FriendlyByteBuf buffer) {
-            return new OfferingRecipe(Ingredient.fromNetwork(buffer), Ingredient.fromNetwork(buffer), buffer.readItem());
+            return new OfferingRecipe(
+                    recipeId,
+                    Ingredient.fromNetwork(buffer),
+                    Ingredient.fromNetwork(buffer),
+                    buffer.readItem());
         }
 
         @Override
@@ -63,7 +67,5 @@ public class OfferingRecipe extends ModRecipe {
             recipe.startItem.toNetwork(buffer);
             buffer.writeItem(recipe.output);
         }
-
     }
-
 }

src/main/java/de/ellpeck/naturesaura/recipes/TreeRitualRecipe.java

@@ -1,13 +1,14 @@
 package de.ellpeck.naturesaura.recipes;
 
-import com.mojang.serialization.Codec;
+import com.google.gson.JsonObject;
-import com.mojang.serialization.codecs.RecordCodecBuilder;
 import net.minecraft.core.RegistryAccess;
 import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.item.crafting.Ingredient;
 import net.minecraft.world.item.crafting.RecipeSerializer;
 import net.minecraft.world.item.crafting.RecipeType;
+import net.neoforged.neoforge.common.crafting.CraftingHelper;
 
 import javax.annotation.Nullable;
 import java.util.ArrayList;
@@ -16,11 +17,12 @@ import java.util.List;
 public class TreeRitualRecipe extends ModRecipe {
 
     public final Ingredient saplingType;
-    public final List<Ingredient> ingredients;
+    public final Ingredient[] ingredients;
     public final ItemStack result;
     public final int time;
 
-    public TreeRitualRecipe(Ingredient saplingType, ItemStack result, int time, List<Ingredient> ingredients) {
+    public TreeRitualRecipe(ResourceLocation name, Ingredient saplingType, ItemStack result, int time, Ingredient... ingredients) {
+        super(name);
         this.saplingType = saplingType;
         this.ingredients = ingredients;
         this.result = result;
@@ -44,37 +46,41 @@ public class TreeRitualRecipe extends ModRecipe {
 
     public static class Serializer implements RecipeSerializer<TreeRitualRecipe> {
 
-        private static final Codec<TreeRitualRecipe> CODEC = RecordCodecBuilder.create(i -> i.group(
-                Ingredient.CODEC.fieldOf("sapling").forGetter(r -> r.saplingType),
-                ItemStack.CODEC.fieldOf("result").forGetter(r -> r.result),
-                Codec.INT.fieldOf("time").forGetter(r -> r.time),
-                Ingredient.CODEC.listOf().fieldOf("ingredients").forGetter(recipe -> recipe.ingredients)
-        ).apply(i, TreeRitualRecipe::new));
-
         @Override
-        public Codec<TreeRitualRecipe> codec() {
+        public TreeRitualRecipe fromJson(ResourceLocation recipeId, JsonObject json) {
-            return Serializer.CODEC;
+            List<Ingredient> ings = new ArrayList<>();
+            for (var element : json.getAsJsonArray("ingredients"))
+                ings.add(Ingredient.fromJson(element));
+            return new TreeRitualRecipe(
+                    recipeId,
+                    Ingredient.fromJson(json.getAsJsonObject("sapling")),
+                    CraftingHelper.getItemStack(json.getAsJsonObject("output"), true),
+                    json.get("time").getAsInt(),
+                    ings.toArray(new Ingredient[0]));
         }
 
         @Nullable
         @Override
-        public TreeRitualRecipe fromNetwork(FriendlyByteBuf buffer) {
+        public TreeRitualRecipe fromNetwork(ResourceLocation recipeId, FriendlyByteBuf buffer) {
-            var ingredients = new ArrayList<Ingredient>();
+            var ings = new Ingredient[buffer.readInt()];
-            for (var i = buffer.readInt(); i > 0; i--)
+            for (var i = 0; i < ings.length; i++)
-                ingredients.add(Ingredient.fromNetwork(buffer));
+                ings[i] = Ingredient.fromNetwork(buffer);
-            return new TreeRitualRecipe(Ingredient.fromNetwork(buffer), buffer.readItem(), buffer.readInt(), ingredients);
+            return new TreeRitualRecipe(
+                    recipeId,
+                    Ingredient.fromNetwork(buffer),
+                    buffer.readItem(),
+                    buffer.readInt(),
+                    ings);
         }
 
         @Override
         public void toNetwork(FriendlyByteBuf buffer, TreeRitualRecipe recipe) {
-            buffer.writeInt(recipe.ingredients.size());
+            buffer.writeInt(recipe.ingredients.length);
             for (var ing : recipe.ingredients)
                 ing.toNetwork(buffer);
             recipe.saplingType.toNetwork(buffer);
             buffer.writeItem(recipe.result);
             buffer.writeInt(recipe.time);
         }
-
     }
-
 }

src/main/java/de/ellpeck/naturesaura/reg/ModRegistry.java

@@ -2,7 +2,6 @@ package de.ellpeck.naturesaura.reg;
 
 import de.ellpeck.naturesaura.Helper;
 import de.ellpeck.naturesaura.NaturesAura;
-import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.api.misc.ILevelData;
 import de.ellpeck.naturesaura.blocks.*;
 import de.ellpeck.naturesaura.blocks.tiles.BlockEntityAuraBloom;
@@ -22,9 +21,9 @@ import de.ellpeck.naturesaura.items.*;
 import de.ellpeck.naturesaura.items.tools.*;
 import de.ellpeck.naturesaura.potion.ModPotions;
 import de.ellpeck.naturesaura.potion.PotionBreathless;
+import de.ellpeck.naturesaura.recipes.EnabledCondition;
 import de.ellpeck.naturesaura.recipes.ModRecipes;
 import net.minecraft.core.registries.BuiltInRegistries;
-import net.minecraft.core.registries.Registries;
 import net.minecraft.network.chat.Component;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.entity.EntityType;
@@ -37,16 +36,13 @@ import net.minecraft.world.level.block.Blocks;
 import net.minecraft.world.level.block.FlowerPotBlock;
 import net.minecraft.world.level.block.SoundType;
 import net.minecraft.world.level.levelgen.structure.BuiltinStructures;
+import net.neoforged.neoforge.common.crafting.CraftingHelper;
+import net.neoforged.neoforge.common.extensions.IMenuTypeExtension;
 import net.neoforged.bus.api.SubscribeEvent;
 import net.neoforged.fml.common.Mod;
-import net.neoforged.neoforge.capabilities.Capabilities.EnergyStorage;
-import net.neoforged.neoforge.capabilities.Capabilities.FluidHandler;
-import net.neoforged.neoforge.capabilities.Capabilities.ItemHandler;
-import net.neoforged.neoforge.capabilities.RegisterCapabilitiesEvent;
-import net.neoforged.neoforge.common.extensions.IMenuTypeExtension;
 import net.neoforged.neoforge.items.IItemHandler;
-import net.neoforged.neoforge.registries.NeoForgeRegistries;
 import net.neoforged.neoforge.registries.RegisterEvent;
+import net.neoforged.neoforge.registries.ForgeRegistries;
 import vazkii.patchouli.api.PatchouliAPI;
 
 import java.util.ArrayList;
@@ -60,14 +56,14 @@ public final class ModRegistry {
 
     @SubscribeEvent
     public static void register(RegisterEvent event) {
-        event.register(Registries.BLOCK, h -> {
+        event.register(ForgeRegistries.Keys.BLOCKS, h -> {
             Block temp;
             ModRegistry.registerAll(h,
                     new BlockAncientLog("ancient_log"),
                     new BlockAncientLog("ancient_bark"),
                     temp = new BlockImpl("ancient_planks", Block.Properties.of().sound(SoundType.WOOD).strength(2F)),
-                    new BlockStairsNA("ancient_stairs", "ancient_planks", temp::defaultBlockState, Block.Properties.ofFullCopy(temp)),
+                    new BlockStairsNA("ancient_stairs", "ancient_planks", temp::defaultBlockState, Block.Properties.copy(temp)),
-                    new Slab("ancient_slab", "ancient_planks", Block.Properties.ofFullCopy(temp)),
+                    new Slab("ancient_slab", "ancient_planks", Block.Properties.copy(temp)),
                     new BlockAncientLeaves(),
                     new BlockAncientSapling(),
                     new BlockNatureAltar(),
@@ -76,11 +72,11 @@ public final class ModRegistry {
                     new BlockGoldPowder(),
                     new BlockWoodStand(),
                     temp = new BlockImpl("infused_stone", Block.Properties.of().sound(SoundType.STONE).strength(1.75F)),
-                    new BlockStairsNA("infused_stairs", "infused_stone", temp::defaultBlockState, Block.Properties.ofFullCopy(temp)),
+                    new BlockStairsNA("infused_stairs", "infused_stone", temp::defaultBlockState, Block.Properties.copy(temp)),
-                    new Slab("infused_slab", "infused_stone", Block.Properties.ofFullCopy(temp)),
+                    new Slab("infused_slab", "infused_stone", Block.Properties.copy(temp)),
                     temp = new BlockImpl("infused_brick", Block.Properties.of().sound(SoundType.STONE).strength(1.5F)),
-                    new BlockStairsNA("infused_brick_stairs", "infused_brick", temp::defaultBlockState, Block.Properties.ofFullCopy(temp)),
+                    new BlockStairsNA("infused_brick_stairs", "infused_brick", temp::defaultBlockState, Block.Properties.copy(temp)),
-                    new Slab("infused_brick_slab", "infused_brick", Block.Properties.ofFullCopy(temp)),
+                    new Slab("infused_brick_slab", "infused_brick", Block.Properties.copy(temp)),
                     new BlockFurnaceHeater(),
                     new BlockPotionGenerator(),
                     new BlockAuraDetector(),
@@ -100,8 +96,8 @@ public final class ModRegistry {
                     new BlockGratedChute(),
                     new BlockAnimalSpawner(),
                     new BlockAutoCrafter(),
-                    new BlockImpl("gold_brick", Block.Properties.ofFullCopy(Blocks.STONE_BRICKS)),
+                    new BlockImpl("gold_brick", Block.Properties.copy(Blocks.STONE_BRICKS)),
-                    new BlockImpl("gold_nether_brick", Block.Properties.ofFullCopy(Blocks.NETHER_BRICKS)),
+                    new BlockImpl("gold_nether_brick", Block.Properties.copy(Blocks.NETHER_BRICKS)),
                     new BlockMossGenerator(),
                     new BlockTimeChanger(),
                     new BlockGeneratorLimitRemover(),
@@ -113,7 +109,7 @@ public final class ModRegistry {
                     new BlockDimensionRail("nether", Level.NETHER, Level.OVERWORLD),
                     new BlockDimensionRail("end", Level.END, Level.OVERWORLD),
                     new BlockBlastFurnaceBooster(),
-                    new BlockImpl("nether_wart_mushroom", Block.Properties.ofFullCopy(Blocks.RED_MUSHROOM_BLOCK)),
+                    new BlockImpl("nether_wart_mushroom", Block.Properties.copy(Blocks.RED_MUSHROOM_BLOCK)),
                     new BlockAnimalContainer(),
                     new BlockSnowCreator(),
                     new BlockItemDistributor(),
@@ -141,10 +137,10 @@ public final class ModRegistry {
                     new BlockImpl("sky_ingot_block", Block.Properties.of().sound(SoundType.METAL).strength(4F)),
                     new BlockImpl("depth_ingot_block", Block.Properties.of().sound(SoundType.METAL).strength(6F))
             );
-            Helper.populateObjectHolders(ModBlocks.class, BuiltInRegistries.BLOCK);
+            Helper.populateObjectHolders(ModBlocks.class, event.getForgeRegistry());
         });
 
-        event.register(Registries.ITEM, h -> {
+        event.register(ForgeRegistries.Keys.ITEMS, h -> {
             for (var block : ModRegistry.ALL_ITEMS) {
                 if (block instanceof Block && !(block instanceof INoItemBlock)) {
                     var item = new BlockItem((Block) block, new Item.Properties());
@@ -226,10 +222,10 @@ public final class ModRegistry {
                     new ItemArmor("depth_pants", ModArmorMaterial.DEPTH, ArmorItem.Type.LEGGINGS),
                     new ItemArmor("depth_shoes", ModArmorMaterial.DEPTH, ArmorItem.Type.BOOTS)
             );
-            Helper.populateObjectHolders(ModItems.class, BuiltInRegistries.ITEM);
+            Helper.populateObjectHolders(ModItems.class, event.getForgeRegistry());
         });
 
-        event.register(Registries.BLOCK_ENTITY_TYPE, h -> {
+        event.register(ForgeRegistries.Keys.BLOCK_ENTITY_TYPES, h -> {
             // add tile entities that support multiple blocks
             ModRegistry.ALL_ITEMS.add(new ModTileType<>(BlockEntityAuraBloom::new, "aura_bloom", ModRegistry.ALL_ITEMS.stream().filter(i -> i instanceof BlockAuraBloom).toArray(IModItem[]::new)));
 
@@ -237,15 +233,15 @@ public final class ModRegistry {
                 if (item instanceof ModTileType<?> type)
                     h.register(new ResourceLocation(NaturesAura.MOD_ID, type.getBaseName()), type.type);
             }
-            Helper.populateObjectHolders(ModBlockEntities.class, BuiltInRegistries.BLOCK_ENTITY_TYPE);
+            Helper.populateObjectHolders(ModBlockEntities.class, event.getForgeRegistry());
         });
 
-        event.register(Registries.MOB_EFFECT, h -> {
+        event.register(ForgeRegistries.Keys.MOB_EFFECTS, h -> {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "breathless"), new PotionBreathless());
-            Helper.populateObjectHolders(ModPotions.class, BuiltInRegistries.MOB_EFFECT);
+            Helper.populateObjectHolders(ModPotions.class, event.getForgeRegistry());
         });
 
-        event.register(Registries.MENU, h -> {
+        event.register(ForgeRegistries.Keys.MENU_TYPES, h -> {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "ender_crate"), IMenuTypeExtension.create((windowId, inv, data) -> {
                 var tile = inv.player.level().getBlockEntity(data.readBlockPos());
                 if (tile instanceof BlockEntityEnderCrate crate)
@@ -256,15 +252,15 @@ public final class ModRegistry {
                 IItemHandler handler = ILevelData.getOverworldData(inv.player.level()).getEnderStorage(data.readUtf());
                 return new ContainerEnderCrate(ModContainers.ENDER_ACCESS, windowId, inv.player, handler);
             }));
-            Helper.populateObjectHolders(ModContainers.class, BuiltInRegistries.MENU);
+            Helper.populateObjectHolders(ModContainers.class, event.getForgeRegistry());
         });
 
-        event.register(Registries.ENCHANTMENT, h -> {
+        event.register(ForgeRegistries.Keys.ENCHANTMENTS, h -> {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "aura_mending"), new AuraMendingEnchantment());
-            Helper.populateObjectHolders(ModEnchantments.class, BuiltInRegistries.ENCHANTMENT);
+            Helper.populateObjectHolders(ModEnchantments.class, event.getForgeRegistry());
         });
 
-        event.register(Registries.ENTITY_TYPE, h -> {
+        event.register(ForgeRegistries.Keys.ENTITY_TYPES, h -> {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "mover_cart"), EntityType.Builder
                     .of(EntityMoverMinecart::new, MobCategory.MISC)
                     .sized(1, 1).setShouldReceiveVelocityUpdates(true)
@@ -281,10 +277,11 @@ public final class ModRegistry {
                     .of(EntityStructureFinder::new, MobCategory.MISC)
                     .sized(0.5F, 0.5F).setShouldReceiveVelocityUpdates(true)
                     .setTrackingRange(64).setUpdateInterval(2).fireImmune().build(NaturesAura.MOD_ID + ":structure_finder"));
-            Helper.populateObjectHolders(ModEntities.class, BuiltInRegistries.ENTITY_TYPE);
+            Helper.populateObjectHolders(ModEntities.class, event.getForgeRegistry());
         });
 
-        event.register(Registries.FEATURE, h -> {
+
+        event.register(ForgeRegistries.Keys.FEATURES, h -> {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "aura_bloom"), new LevelGenAuraBloom(ModBlocks.AURA_BLOOM, 60, false));
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "aura_cactus"), new LevelGenAuraBloom(ModBlocks.AURA_CACTUS, 60, false));
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "warped_aura_mushroom"), new LevelGenAuraBloom(ModBlocks.WARPED_AURA_MUSHROOM, 10, true));
@@ -292,24 +289,26 @@ public final class ModRegistry {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "aura_mushroom"), new LevelGenAuraBloom(ModBlocks.AURA_MUSHROOM, 20, false));
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "ancient_tree"), new LevelGenAncientTree());
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "nether_wart_mushroom"), new LevelGenNetherWartMushroom());
-            Helper.populateObjectHolders(ModFeatures.class, BuiltInRegistries.FEATURE);
+            Helper.populateObjectHolders(ModFeatures.class, event.getForgeRegistry());
         });
 
-        event.register(Registries.RECIPE_TYPE, h -> {
+
+        event.register(ForgeRegistries.Keys.RECIPE_TYPES, h -> {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "altar"), ModRecipes.ALTAR_TYPE);
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "animal_spawner"), ModRecipes.ANIMAL_SPAWNER_TYPE);
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "offering"), ModRecipes.OFFERING_TYPE);
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "tree_ritual"), ModRecipes.TREE_RITUAL_TYPE);
         });
 
-        event.register(Registries.RECIPE_SERIALIZER, h -> {
+        event.register(ForgeRegistries.Keys.RECIPE_SERIALIZERS, h -> {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "altar"), ModRecipes.ALTAR_SERIALIZER);
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "animal_spawner"), ModRecipes.ANIMAL_SPAWNER_SERIALIZER);
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "offering"), ModRecipes.OFFERING_SERIALIZER);
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "tree_ritual"), ModRecipes.TREE_RITUAL_SERIALIZER);
+            CraftingHelper.register(new EnabledCondition.Serializer());
         });
 
-        event.register(Registries.CREATIVE_MODE_TAB, h -> {
+        event.register(BuiltInRegistries.CREATIVE_MODE_TAB.key(), h -> {
             h.register(new ResourceLocation(NaturesAura.MOD_ID, "tab"), CreativeModeTab.builder()
                     .title(Component.translatable("item_group." + NaturesAura.MOD_ID + ".tab"))
                     .icon(() -> new ItemStack(ModItems.GOLD_LEAF))
@@ -327,35 +326,12 @@ public final class ModRegistry {
                     .build()
             );
         });
-
-        event.register(NeoForgeRegistries.Keys.ATTACHMENT_TYPES, h -> {
-            h.register(new ResourceLocation(NaturesAura.MOD_ID, "aura_chunk"), NaturesAuraAPI.AURA_CHUNK_ATTACHMENT);
-        });
-    }
-
-    @SubscribeEvent
-    public static void registerCapabilities(RegisterCapabilitiesEvent event) {
-        event.registerBlockEntity(FluidHandler.BLOCK, ModBlockEntities.SPRING, (e, c) -> e.tank);
-
-        event.registerBlockEntity(EnergyStorage.BLOCK, ModBlockEntities.RF_CONVERTER, (e, c) -> e.storage);
-
-        event.registerBlockEntity(NaturesAuraAPI.AURA_CONTAINER_BLOCK_CAPABILITY, ModBlockEntities.NATURE_ALTAR, (e, c) -> e.container);
-        event.registerBlockEntity(NaturesAuraAPI.AURA_CONTAINER_BLOCK_CAPABILITY, ModBlockEntities.ANCIENT_LEAVES, (e, c) -> e.container);
-        event.registerBlockEntity(NaturesAuraAPI.AURA_CONTAINER_BLOCK_CAPABILITY, ModBlockEntities.END_FLOWER, (e, c) -> e.container);
-
-        event.registerBlockEntity(ItemHandler.BLOCK, ModBlockEntities.BLAST_FURNACE_BOOSTER, (e, c) -> e.getItemHandler());
-        event.registerBlockEntity(ItemHandler.BLOCK, ModBlockEntities.OFFERING_TABLE, (e, c) -> e.items);
-        event.registerBlockEntity(ItemHandler.BLOCK, ModBlockEntities.GRATED_CHUTE, (e, c) -> e.items);
-        event.registerBlockEntity(ItemHandler.BLOCK, ModBlockEntities.NATURE_ALTAR, (e, c) -> e.items);
-        event.registerBlockEntity(ItemHandler.BLOCK, ModBlockEntities.WOOD_STAND, (e, c) -> e.items);
-        event.registerBlockEntity(ItemHandler.BLOCK, ModBlockEntities.ENDER_CRATE, (e, c) -> e.canOpen() ? e.wrappedEnderStorage : null);
-        event.registerBlockEntity(ItemHandler.BLOCK, ModBlockEntities.AURA_TIMER, (e, c) -> e.itemHandler);
     }
 
     public static Block createFlowerPot(Block block) {
         var props = Block.Properties.of().strength(0F);
         Block potted = new BlockFlowerPot(() -> (FlowerPotBlock) Blocks.FLOWER_POT, () -> block, props);
-        ((FlowerPotBlock) Blocks.FLOWER_POT).addPlant(BuiltInRegistries.BLOCK.getKey(block), () -> potted);
+        ((FlowerPotBlock) Blocks.FLOWER_POT).addPlant(ForgeRegistries.BLOCKS.getKey(block), () -> potted);
         return potted;
     }