diff --git a/paper-api-generator/src/main/java/io/papermc/generator/types/GeneratedKeyType.java b/paper-api-generator/src/main/java/io/papermc/generator/types/GeneratedKeyType.java
index b16b81682f..4ef3d3af03 100644
--- a/paper-api-generator/src/main/java/io/papermc/generator/types/GeneratedKeyType.java
+++ b/paper-api-generator/src/main/java/io/papermc/generator/types/GeneratedKeyType.java
@@ -54,7 +54,7 @@ public class GeneratedKeyType<T, A> extends SimpleGenerator {
     private static final Map<ResourceKey<? extends Registry<?>>, RegistrySetBuilder.RegistryBootstrap<?>> VANILLA_REGISTRY_ENTRIES = VanillaRegistries.BUILDER.entries.stream()
             .collect(Collectors.toMap(RegistrySetBuilder.RegistryStub::key, RegistrySetBuilder.RegistryStub::bootstrap));
 
-    private static final Map<ResourceKey<? extends Registry<?>>, RegistrySetBuilder.RegistryBootstrap<?>> EXPERIMENTAL_REGISTRY_ENTRIES = Map.of();
+    private static final Map<ResourceKey<? extends Registry<?>>, RegistrySetBuilder.RegistryBootstrap<?>> EXPERIMENTAL_REGISTRY_ENTRIES = Map.of(); // Update for Experimental API
     private static final Map<RegistryKey<?>, String> REGISTRY_KEY_FIELD_NAMES;
     static {
         final Map<RegistryKey<?>, String> map = new HashMap<>();
@@ -148,7 +148,7 @@ public class GeneratedKeyType<T, A> extends SimpleGenerator {
                 .initializer("$N(key($S))", createMethod.build(), keyPath)
                 .addJavadoc(Javadocs.getVersionDependentField("{@code $L}"), key.location().toString());
             if (experimental.contains(key)) {
-                //fieldBuilder.addAnnotations(experimentalAnnotations(MinecraftExperimental.Requires.WINTER_DROP)); // Update for Experimental API
+                fieldBuilder.addAnnotations(experimentalAnnotations(null)); // Update for Experimental API
             } else {
                 allExperimental = false;
             }
diff --git a/patches/api/0495-DataComponent-API.patch b/patches/api/0495-DataComponent-API.patch
index 7f7c5480f1..3d5489d46e 100644
--- a/patches/api/0495-DataComponent-API.patch
+++ b/patches/api/0495-DataComponent-API.patch
@@ -158,7 +158,7 @@ index 0000000000000000000000000000000000000000..e2266d86a4dd1bf20346e48c428f8baf
 +}
 diff --git a/src/main/java/io/papermc/paper/datacomponent/DataComponentTypes.java b/src/main/java/io/papermc/paper/datacomponent/DataComponentTypes.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..68284abd5c4358617ee7766101e942f81a001e2c
+index 0000000000000000000000000000000000000000..aa71271632aafb4169ff0e4967273003adbc7da1
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/datacomponent/DataComponentTypes.java
 @@ -0,0 +1,344 @@
@@ -345,7 +345,7 @@ index 0000000000000000000000000000000000000000..68284abd5c4358617ee7766101e942f8
 +    public static final DataComponentType.Valued<UseRemainder> USE_REMAINDER = valued("use_remainder");
 +    public static final DataComponentType.Valued<UseCooldown> USE_COOLDOWN = valued("use_cooldown");
 +    /**
-+     * If present, this item will not burn in fire.
++     * If present, this item will not take damage from the specified damage types.
 +     */
 +    public static final DataComponentType.Valued<DamageResistant> DAMAGE_RESISTANT = valued("damage_resistant");
 +    /**
@@ -435,10 +435,10 @@ index 0000000000000000000000000000000000000000..68284abd5c4358617ee7766101e942f8
 +     * Controls the amplifier amount for an Ominous Bottle's Bad Omen effect.
 +     */
 +    public static final DataComponentType.Valued<OminousBottleAmplifier> OMINOUS_BOTTLE_AMPLIFIER = valued("ominous_bottle_amplifier");
++    public static final DataComponentType.Valued<JukeboxPlayable> JUKEBOX_PLAYABLE = valued("jukebox_playable");
 +    /**
 +     * List of recipes that should be unlocked when using the Knowledge Book item.
 +     */
-+    public static final DataComponentType.Valued<JukeboxPlayable> JUKEBOX_PLAYABLE = valued("jukebox_playable");
 +    public static final DataComponentType.Valued<List<Key>> RECIPES = valued("recipes");
 +    /**
 +     * If present, specifies that the Compass is a Lodestone Compass.
@@ -636,7 +636,7 @@ index 0000000000000000000000000000000000000000..65f1bc8d1bea0042dca9683c43956113
 +}
 diff --git a/src/main/java/io/papermc/paper/datacomponent/item/BundleContents.java b/src/main/java/io/papermc/paper/datacomponent/item/BundleContents.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..d47a78a6f51db66950ee67c60cfef1e21f4a4d40
+index 0000000000000000000000000000000000000000..696a4cebb902c4afd2d2f78bb8d9261bd09d7cb1
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/datacomponent/item/BundleContents.java
 @@ -0,0 +1,65 @@
@@ -674,7 +674,7 @@ index 0000000000000000000000000000000000000000..d47a78a6f51db66950ee67c60cfef1e2
 +     *
 +     * @return items
 +     */
-+    @Contract(value = "-> new", pure = true)
++    @Contract(pure = true)
 +    @Unmodifiable List<ItemStack> contents();
 +
 +    /**
@@ -853,10 +853,10 @@ index 0000000000000000000000000000000000000000..8c88bbbeef179e6c6666d07c8b28157e
 +}
 diff --git a/src/main/java/io/papermc/paper/datacomponent/item/CustomModelData.java b/src/main/java/io/papermc/paper/datacomponent/item/CustomModelData.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..734b1750a00f711a57186f15285cfc4c2563b1a2
+index 0000000000000000000000000000000000000000..334a87c1984cbddd835f25bbe04e03579cefc88d
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/datacomponent/item/CustomModelData.java
-@@ -0,0 +1,144 @@
+@@ -0,0 +1,145 @@
 +package io.papermc.paper.datacomponent.item;
 +
 +import java.util.List;
@@ -864,6 +864,7 @@ index 0000000000000000000000000000000000000000..734b1750a00f711a57186f15285cfc4c
 +import org.bukkit.Color;
 +import org.jetbrains.annotations.ApiStatus;
 +import org.jetbrains.annotations.Contract;
++import org.jetbrains.annotations.Unmodifiable;
 +import org.jspecify.annotations.NullMarked;
 +
 +/**
@@ -887,7 +888,7 @@ index 0000000000000000000000000000000000000000..734b1750a00f711a57186f15285cfc4c
 +     * @return the float values
 +     */
 +    @Contract(pure = true)
-+    List<Float> floats();
++    @Unmodifiable List<Float> floats();
 +
 +    /**
 +     * Gets the custom model data boolean values.
@@ -895,7 +896,7 @@ index 0000000000000000000000000000000000000000..734b1750a00f711a57186f15285cfc4c
 +     * @return the boolean values
 +     */
 +    @Contract(pure = true)
-+    List<Boolean> flags();
++    @Unmodifiable List<Boolean> flags();
 +
 +    /**
 +     * Gets the custom model data string values.
@@ -903,7 +904,7 @@ index 0000000000000000000000000000000000000000..734b1750a00f711a57186f15285cfc4c
 +     * @return the string values
 +     */
 +    @Contract(pure = true)
-+    List<String> strings();
++    @Unmodifiable List<String> strings();
 +
 +    /**
 +     * Gets the custom model data color values.
@@ -911,7 +912,7 @@ index 0000000000000000000000000000000000000000..734b1750a00f711a57186f15285cfc4c
 +     * @return the color values
 +     */
 +    @Contract(pure = true)
-+    List<Color> colors();
++    @Unmodifiable List<Color> colors();
 +
 +    /**
 +     * Builder for {@link CustomModelData}.
@@ -923,29 +924,29 @@ index 0000000000000000000000000000000000000000..734b1750a00f711a57186f15285cfc4c
 +        /**
 +         * Adds a float to this custom model data.
 +         *
-+         * @param num the float
++         * @param f the float
 +         * @return the builder for chaining
 +         * @see #floats()
 +         */
 +        @Contract(value = "_ -> this", mutates = "this")
-+        CustomModelData.Builder addFloat(float num);
++        CustomModelData.Builder addFloat(float f);
 +
 +        /**
 +         * Adds multiple floats to this custom model data.
 +         *
-+         * @param nums the floats
++         * @param floats the floats
 +         * @return the builder for chaining
 +         * @see #floats()
 +         */
 +        @Contract(value = "_ -> this", mutates = "this")
-+        CustomModelData.Builder addFloats(List<Float> nums);
++        CustomModelData.Builder addFloats(List<Float> floats);
 +
 +        /**
 +         * Adds a flag to this custom model data.
 +         *
 +         * @param flag the flag
 +         * @return the builder for chaining
-+         * @see #floats()
++         * @see #flags()
 +         */
 +        @Contract(value = "_ -> this", mutates = "this")
 +        CustomModelData.Builder addFlag(boolean flag);
@@ -983,7 +984,7 @@ index 0000000000000000000000000000000000000000..734b1750a00f711a57186f15285cfc4c
 +        /**
 +         * Adds a color to this custom model data.
 +         *
-+         * @param color the float
++         * @param color the color
 +         * @return the builder for chaining
 +         * @see #colors()
 +         */
diff --git a/patches/server/1031-DataComponent-API.patch b/patches/server/1031-DataComponent-API.patch
index 729d60471f..f4f5492eb9 100644
--- a/patches/server/1031-DataComponent-API.patch
+++ b/patches/server/1031-DataComponent-API.patch
@@ -963,13 +963,20 @@ index 0000000000000000000000000000000000000000..0bc2bad71d6945ca24f37008effc903a
 +}
 diff --git a/src/main/java/io/papermc/paper/datacomponent/item/PaperCustomModelData.java b/src/main/java/io/papermc/paper/datacomponent/item/PaperCustomModelData.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..a47fe18c1b619df9ff3adacf5c7c670dece84179
+index 0000000000000000000000000000000000000000..33a93c8acf79d02f8a19e66c4f52dfdd4471680e
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/datacomponent/item/PaperCustomModelData.java
-@@ -0,0 +1,109 @@
+@@ -0,0 +1,121 @@
 +package io.papermc.paper.datacomponent.item;
 +
-+import java.util.ArrayList;
++import com.google.common.base.Preconditions;
++import it.unimi.dsi.fastutil.booleans.BooleanArrayList;
++import it.unimi.dsi.fastutil.booleans.BooleanList;
++import it.unimi.dsi.fastutil.floats.FloatArrayList;
++import it.unimi.dsi.fastutil.floats.FloatList;
++import it.unimi.dsi.fastutil.ints.IntArrayList;
++import it.unimi.dsi.fastutil.ints.IntList;
++import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 +import java.util.Collections;
 +import java.util.List;
 +import io.papermc.paper.util.MCUtil;
@@ -1007,20 +1014,23 @@ index 0000000000000000000000000000000000000000..a47fe18c1b619df9ff3adacf5c7c670d
 +
 +    static final class BuilderImpl implements CustomModelData.Builder {
 +
-+        private final List<Float> floats = new ArrayList<>();
-+        private final List<Boolean> flags = new ArrayList<>();
-+        private final List<String> strings = new ArrayList<>();
-+        private final List<Integer> colors = new ArrayList<>();
++        private final FloatList floats = new FloatArrayList();
++        private final BooleanList flags = new BooleanArrayList();
++        private final List<String> strings = new ObjectArrayList<>();
++        private final IntList colors = new IntArrayList();
 +
 +        @Override
-+        public Builder addFloat(final float num) {
-+            this.floats.add(num);
++        public Builder addFloat(final float f) {
++            this.floats.add(f);
 +            return this;
 +        }
 +
 +        @Override
-+        public Builder addFloats(final List<Float> nums) {
-+            this.floats.addAll(nums);
++        public Builder addFloats(final List<Float> floats) {
++            for (Float f : floats) {
++                Preconditions.checkArgument(f != null, "Float cannot be null");
++            }
++            this.floats.addAll(floats);
 +            return this;
 +        }
 +
@@ -1032,33 +1042,36 @@ index 0000000000000000000000000000000000000000..a47fe18c1b619df9ff3adacf5c7c670d
 +
 +        @Override
 +        public Builder addFlags(final List<Boolean> flags) {
++            for (Boolean flag : flags) {
++                Preconditions.checkArgument(flag != null, "Flag cannot be null");
++            }
 +            this.flags.addAll(flags);
 +            return this;
 +        }
 +
 +        @Override
 +        public Builder addString(final String string) {
++            Preconditions.checkArgument(string != null, "String cannot be null");
 +            this.strings.add(string);
 +            return this;
 +        }
 +
 +        @Override
 +        public Builder addStrings(final List<String> strings) {
-+            this.strings.addAll(strings);
++            strings.forEach(this::addString);
 +            return this;
 +        }
 +
 +        @Override
 +        public Builder addColor(final Color color) {
++            Preconditions.checkArgument(color != null, "Color cannot be null");
 +            this.colors.add(color.asRGB());
 +            return this;
 +        }
 +
 +        @Override
 +        public Builder addColors(final List<Color> colors) {
-+            for (Color color : colors) {
-+                this.addColor(color);
-+            }
++            colors.forEach(this::addColor);
 +            return this;
 +        }
 +
@@ -1066,14 +1079,13 @@ index 0000000000000000000000000000000000000000..a47fe18c1b619df9ff3adacf5c7c670d
 +        public CustomModelData build() {
 +            return new PaperCustomModelData(
 +                new net.minecraft.world.item.component.CustomModelData(
-+                    this.floats,
-+                    this.flags,
-+                    this.strings,
-+                    this.colors
++                    new FloatArrayList(this.floats),
++                    new BooleanArrayList(this.flags),
++                    new ObjectArrayList<>(this.strings),
++                    new IntArrayList(this.colors)
 +                )
 +            );
 +        }
-+
 +    }
 +}
 diff --git a/src/main/java/io/papermc/paper/datacomponent/item/PaperDamageResistant.java b/src/main/java/io/papermc/paper/datacomponent/item/PaperDamageResistant.java