diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/recipe/BukkitRecipeManager.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/recipe/BukkitRecipeManager.java
index 7ec945e9c..aa69741ca 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/recipe/BukkitRecipeManager.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/item/recipe/BukkitRecipeManager.java
@@ -19,6 +19,7 @@ import net.momirealms.craftengine.core.item.Item;
 import net.momirealms.craftengine.core.item.ItemBuildContext;
 import net.momirealms.craftengine.core.item.ItemKeys;
 import net.momirealms.craftengine.core.item.recipe.*;
+import net.momirealms.craftengine.core.item.recipe.postprocessor.PostProcessors;
 import net.momirealms.craftengine.core.plugin.CraftEngine;
 import net.momirealms.craftengine.core.plugin.config.Config;
 import net.momirealms.craftengine.core.registry.BuiltInRegistries;
@@ -28,10 +29,8 @@ import org.bukkit.NamespacedKey;
 import org.bukkit.event.HandlerList;
 import org.bukkit.inventory.ItemStack;
 
-import java.io.IOException;
 import java.io.Reader;
 import java.lang.reflect.Array;
-import java.sql.Ref;
 import java.util.*;
 import java.util.function.BiFunction;
 import java.util.function.Consumer;
@@ -288,6 +287,7 @@ public class BukkitRecipeManager extends AbstractRecipeManager<ItemStack> {
 
     public BukkitRecipeManager(BukkitCraftEngine plugin) {
         instance = this;
+        PostProcessors.init();
         this.plugin = plugin;
         this.recipeEventListener = new RecipeEventListener(plugin, this, plugin.itemManager());
     }
diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/reflection/minecraft/CoreReflections.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/reflection/minecraft/CoreReflections.java
index 4877f0aa3..c5b48563d 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/reflection/minecraft/CoreReflections.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/reflection/minecraft/CoreReflections.java
@@ -3755,11 +3755,14 @@ public final class CoreReflections {
                 methodHandle$ServerConfigurationPacketListenerImpl$finishCurrentTask =
                         ReflectionUtils.unreflectMethod(method$ServerConfigurationPacketListenerImpl$finishCurrentTask)
                                 .asType(MethodType.methodType(void.class, Object.class, Object.class));
+            } else {
+                methodHandle$ServerConfigurationPacketListenerImpl$finishCurrentTask = null;
+            }
+            if (VersionHelper.isOrAbove1_20_5()) {
                 methodHandle$ServerCommonPacketListenerImpl$closedSetter =
                         ReflectionUtils.unreflectSetter(field$ServerCommonPacketListenerImpl$closed)
                                 .asType(MethodType.methodType(void.class, Object.class, boolean.class));
             } else {
-                methodHandle$ServerConfigurationPacketListenerImpl$finishCurrentTask = null;
                 methodHandle$ServerCommonPacketListenerImpl$closedSetter = null;
             }
         } catch (ReflectiveOperationException e) {
diff --git a/core/src/main/java/net/momirealms/craftengine/core/item/recipe/CustomRecipeResult.java b/core/src/main/java/net/momirealms/craftengine/core/item/recipe/CustomRecipeResult.java
index aff047c53..0101cb8c9 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/item/recipe/CustomRecipeResult.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/item/recipe/CustomRecipeResult.java
@@ -3,21 +3,13 @@ package net.momirealms.craftengine.core.item.recipe;
 import net.momirealms.craftengine.core.item.BuildableItem;
 import net.momirealms.craftengine.core.item.Item;
 import net.momirealms.craftengine.core.item.ItemBuildContext;
-import net.momirealms.craftengine.core.item.modifier.ItemDataModifier;
 import net.momirealms.craftengine.core.plugin.locale.LocalizedResourceConfigException;
 import net.momirealms.craftengine.core.registry.BuiltInRegistries;
-import net.momirealms.craftengine.core.registry.Registries;
-import net.momirealms.craftengine.core.registry.WritableRegistry;
 import net.momirealms.craftengine.core.util.Key;
 import net.momirealms.craftengine.core.util.ResourceConfigUtils;
-import net.momirealms.craftengine.core.util.ResourceKey;
 
-import java.util.ArrayList;
-import java.util.List;
 import java.util.Map;
-import java.util.Optional;
 
-@SuppressWarnings("unchecked")
 public record CustomRecipeResult<T>(BuildableItem<T> item, int count, PostProcessor<T>[] postProcessors) {
 
     public T buildItemStack(ItemBuildContext context) {
@@ -34,24 +26,8 @@ public record CustomRecipeResult<T>(BuildableItem<T> item, int count, PostProces
         return builtItem;
     }
 
-    static {
-        registerPostProcessorType(Key.of("apply_data"), args -> {
-            List<ItemDataModifier<?>> modifiers = new ArrayList<>();
-            Map<String, Object> data = ResourceConfigUtils.getAsMap(args.get("data"), "data");
-            for (Map.Entry<String, Object> entry : data.entrySet()) {
-                Optional.ofNullable(BuiltInRegistries.ITEM_DATA_MODIFIER_FACTORY.getValue(Key.withDefaultNamespace(entry.getKey(), "craftengine")))
-                        .ifPresent(factory -> modifiers.add(factory.create(entry.getValue())));
-            }
-            return new ApplyItemDataProcessor<>(modifiers.toArray(new ItemDataModifier[0]));
-        });
-    }
-
-    public static void registerPostProcessorType(Key id, PostProcessor.Type<?> type) {
-        ((WritableRegistry<PostProcessor.Type<?>>) BuiltInRegistries.RECIPE_POST_PROCESSOR_TYPE)
-                .register(ResourceKey.create(Registries.RECIPE_POST_PROCESSOR_TYPE.location(), id), type);
-    }
-
     @FunctionalInterface
+    @SuppressWarnings("unchecked")
     public interface PostProcessor<T> {
 
         static <T> PostProcessor<T> fromMap(Map<String, Object> map) {
@@ -71,20 +47,4 @@ public record CustomRecipeResult<T>(BuildableItem<T> item, int count, PostProces
             PostProcessor<T> create(Map<String, Object> args);
         }
     }
-
-    public static class ApplyItemDataProcessor<T> implements PostProcessor<T> {
-        private final ItemDataModifier<T>[] modifiers;
-
-        public ApplyItemDataProcessor(ItemDataModifier<T>[] modifiers) {
-            this.modifiers = modifiers;
-        }
-
-        @Override
-        public Item<T> process(Item<T> item, ItemBuildContext context) {
-            for (ItemDataModifier<T> modifier : this.modifiers) {
-                item.apply(modifier, context);
-            }
-            return item;
-        }
-    }
 }
diff --git a/core/src/main/java/net/momirealms/craftengine/core/item/recipe/postprocessor/ApplyItemDataProcessor.java b/core/src/main/java/net/momirealms/craftengine/core/item/recipe/postprocessor/ApplyItemDataProcessor.java
new file mode 100644
index 000000000..a0feb356c
--- /dev/null
+++ b/core/src/main/java/net/momirealms/craftengine/core/item/recipe/postprocessor/ApplyItemDataProcessor.java
@@ -0,0 +1,46 @@
+package net.momirealms.craftengine.core.item.recipe.postprocessor;
+
+import net.momirealms.craftengine.core.item.Item;
+import net.momirealms.craftengine.core.item.ItemBuildContext;
+import net.momirealms.craftengine.core.item.modifier.ItemDataModifier;
+import net.momirealms.craftengine.core.item.recipe.CustomRecipeResult;
+import net.momirealms.craftengine.core.registry.BuiltInRegistries;
+import net.momirealms.craftengine.core.util.Key;
+import net.momirealms.craftengine.core.util.ResourceConfigUtils;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+public class ApplyItemDataProcessor<T> implements CustomRecipeResult.PostProcessor<T> {
+    public static final Type<?> TYPE = new Type<>();
+    private final ItemDataModifier<T>[] modifiers;
+
+    public ApplyItemDataProcessor(ItemDataModifier<T>[] modifiers) {
+        this.modifiers = modifiers;
+    }
+
+    @Override
+    public Item<T> process(Item<T> item, ItemBuildContext context) {
+        for (ItemDataModifier<T> modifier : this.modifiers) {
+            item.apply(modifier, context);
+        }
+        return item;
+    }
+
+    public static class Type<T> implements CustomRecipeResult.PostProcessor.Type<T> {
+
+        @Override
+        @SuppressWarnings("unchecked")
+        public CustomRecipeResult.PostProcessor<T> create(Map<String, Object> args) {
+            List<ItemDataModifier<?>> modifiers = new ArrayList<>();
+            Map<String, Object> data = ResourceConfigUtils.getAsMap(args.get("data"), "data");
+            for (Map.Entry<String, Object> entry : data.entrySet()) {
+                Optional.ofNullable(BuiltInRegistries.ITEM_DATA_MODIFIER_FACTORY.getValue(Key.withDefaultNamespace(entry.getKey(), "craftengine")))
+                        .ifPresent(factory -> modifiers.add(factory.create(entry.getValue())));
+            }
+            return new ApplyItemDataProcessor<>(modifiers.toArray(new ItemDataModifier[0]));
+        }
+    }
+}
diff --git a/core/src/main/java/net/momirealms/craftengine/core/item/recipe/postprocessor/PostProcessors.java b/core/src/main/java/net/momirealms/craftengine/core/item/recipe/postprocessor/PostProcessors.java
new file mode 100644
index 000000000..d128e1dc0
--- /dev/null
+++ b/core/src/main/java/net/momirealms/craftengine/core/item/recipe/postprocessor/PostProcessors.java
@@ -0,0 +1,21 @@
+package net.momirealms.craftengine.core.item.recipe.postprocessor;
+
+import net.momirealms.craftengine.core.item.recipe.CustomRecipeResult;
+import net.momirealms.craftengine.core.registry.BuiltInRegistries;
+import net.momirealms.craftengine.core.registry.Registries;
+import net.momirealms.craftengine.core.registry.WritableRegistry;
+import net.momirealms.craftengine.core.util.Key;
+import net.momirealms.craftengine.core.util.ResourceKey;
+
+public class PostProcessors {
+    public static final Key APPLY_DATA = Key.of("craftengine", "apply_data");
+
+    public static void init() {
+        register(APPLY_DATA, ApplyItemDataProcessor.TYPE);
+    }
+
+    public static void register(Key id, CustomRecipeResult.PostProcessor.Type<?> type) {
+        ((WritableRegistry<CustomRecipeResult.PostProcessor.Type<?>>) BuiltInRegistries.RECIPE_POST_PROCESSOR_TYPE)
+                .register(ResourceKey.create(Registries.RECIPE_POST_PROCESSOR_TYPE.location(), id), type);
+    }
+}
diff --git a/core/src/main/java/net/momirealms/craftengine/core/registry/BuiltInRegistries.java b/core/src/main/java/net/momirealms/craftengine/core/registry/BuiltInRegistries.java
index fd0da1023..4f646e4bc 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/registry/BuiltInRegistries.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/registry/BuiltInRegistries.java
@@ -78,7 +78,7 @@ public class BuiltInRegistries {
     public static final Registry<SlotDisplay.Type> SLOT_DISPLAY_TYPE = createConstantBoundRegistry(Registries.SLOT_DISPLAY_TYPE);
     public static final Registry<RecipeDisplay.Type> RECIPE_DISPLAY_TYPE = createConstantBoundRegistry(Registries.RECIPE_DISPLAY_TYPE);
     public static final Registry<LegacyRecipe.Type> LEGACY_RECIPE_TYPE = createConstantBoundRegistry(Registries.LEGACY_RECIPE_TYPE);
-    public static final Registry<CustomRecipeResult.ApplyItemDataProcessor.Type<?>> RECIPE_POST_PROCESSOR_TYPE = createConstantBoundRegistry(Registries.RECIPE_POST_PROCESSOR_TYPE);
+    public static final Registry<CustomRecipeResult.PostProcessor.Type<?>> RECIPE_POST_PROCESSOR_TYPE = createConstantBoundRegistry(Registries.RECIPE_POST_PROCESSOR_TYPE);
 
     private static <T> Registry<T> createConstantBoundRegistry(ResourceKey<? extends Registry<T>> key) {
         return new ConstantBoundRegistry<>(key);
diff --git a/core/src/main/java/net/momirealms/craftengine/core/registry/Registries.java b/core/src/main/java/net/momirealms/craftengine/core/registry/Registries.java
index e0845e4ff..5457cc615 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/registry/Registries.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/registry/Registries.java
@@ -80,5 +80,5 @@ public class Registries {
     public static final ResourceKey<Registry<SlotDisplay.Type>> SLOT_DISPLAY_TYPE = ResourceKey.create(ROOT_REGISTRY, Key.withDefaultNamespace("slot_display_type"));
     public static final ResourceKey<Registry<RecipeDisplay.Type>> RECIPE_DISPLAY_TYPE = ResourceKey.create(ROOT_REGISTRY, Key.withDefaultNamespace("recipe_display_type"));
     public static final ResourceKey<Registry<LegacyRecipe.Type>> LEGACY_RECIPE_TYPE = ResourceKey.create(ROOT_REGISTRY, Key.withDefaultNamespace("legacy_recipe_type"));
-    public static final ResourceKey<Registry<CustomRecipeResult.ApplyItemDataProcessor.Type<?>>> RECIPE_POST_PROCESSOR_TYPE = ResourceKey.create(ROOT_REGISTRY, Key.withDefaultNamespace("recipe_post_processor_type"));
+    public static final ResourceKey<Registry<CustomRecipeResult.PostProcessor.Type<?>>> RECIPE_POST_PROCESSOR_TYPE = ResourceKey.create(ROOT_REGISTRY, Key.withDefaultNamespace("recipe_post_processor_type"));
 }