Paper/patches/api/0404-Mark-experimental-api-as-such.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Thu, 8 Dec 2022 17:31:21 -0800
Subject: [PATCH] Mark experimental api as such


diff --git a/src/main/java/org/bukkit/Material.java b/src/main/java/org/bukkit/Material.java
index 716a40b055e693cfda38d2d8223ce4320919a332..5387070a2f668871334ef522d8a3c645d899372a 100644
--- a/src/main/java/org/bukkit/Material.java
+++ b/src/main/java/org/bukkit/Material.java
@@ -155,12 +155,15 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     BIRCH_PLANKS(29322),
     JUNGLE_PLANKS(26445),
     ACACIA_PLANKS(31312),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_PLANKS(8354),
     DARK_OAK_PLANKS(20869),
     MANGROVE_PLANKS(7078),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_PLANKS(8520),
     CRIMSON_PLANKS(18812),
     WARPED_PLANKS(16045),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_MOSAIC(10715),
     /**
      * BlockData: {@link Sapling}
@@ -185,6 +188,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Sapling}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_SAPLING(25204, Sapling.class),
     /**
      * BlockData: {@link Sapling}
@@ -199,6 +203,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link SuspiciousSand}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SUSPICIOUS_SAND(18410, SuspiciousSand.class),
     RED_SAND(16279),
     GRAVEL(7804),
@@ -340,6 +345,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Orientable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_LOG(20847, Orientable.class),
     /**
      * BlockData: {@link Orientable}
@@ -368,6 +374,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Orientable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_BLOCK(20770, Orientable.class),
     /**
      * BlockData: {@link Orientable}
@@ -392,6 +399,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Orientable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     STRIPPED_CHERRY_LOG(18061, Orientable.class),
     /**
      * BlockData: {@link Orientable}
@@ -432,6 +440,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Orientable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     STRIPPED_CHERRY_WOOD(19647, Orientable.class),
     /**
      * BlockData: {@link Orientable}
@@ -452,6 +461,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Orientable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     STRIPPED_BAMBOO_BLOCK(14799, Orientable.class),
     /**
      * BlockData: {@link Orientable}
@@ -476,6 +486,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Orientable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_WOOD(9826, Orientable.class),
     /**
      * BlockData: {@link Orientable}
@@ -516,6 +527,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Leaves}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_LEAVES(20856, Leaves.class),
     /**
      * BlockData: {@link Leaves}
@@ -581,6 +593,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     CORNFLOWER(15405),
     LILY_OF_THE_VALLEY(7185),
     WITHER_ROSE(8619),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     TORCHFLOWER(4501),
     SPORE_BLOSSOM(20627),
     BROWN_MUSHROOM(9665),
@@ -610,6 +623,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link PinkPetals}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     PINK_PETALS(10420, PinkPetals.class),
     MOSS_BLOCK(9175),
     /**
@@ -651,6 +665,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Slab}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_SLAB(16673, Slab.class),
     /**
      * BlockData: {@link Slab}
@@ -663,10 +678,12 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Slab}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_SLAB(17798, Slab.class),
     /**
      * BlockData: {@link Slab}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_MOSAIC_SLAB(22118, Slab.class),
     /**
      * BlockData: {@link Slab}
@@ -753,10 +770,12 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link ChiseledBookshelf}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHISELED_BOOKSHELF(8099, ChiseledBookshelf.class),
     /**
      * BlockData: {@link DecoratedPot}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     DECORATED_POT(8720, 1, DecoratedPot.class),
     MOSSY_COBBLESTONE(21900),
     OBSIDIAN(32723),
@@ -842,6 +861,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Fence}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_FENCE(32047, Fence.class),
     /**
      * BlockData: {@link Fence}
@@ -854,6 +874,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Fence}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_FENCE(17207, Fence.class),
     /**
      * BlockData: {@link Fence}
@@ -1022,6 +1043,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Stairs}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_STAIRS(18380, Stairs.class),
     /**
      * BlockData: {@link Stairs}
@@ -1034,10 +1056,12 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Stairs}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_STAIRS(25674, Stairs.class),
     /**
      * BlockData: {@link Stairs}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_MOSAIC_STAIRS(20977, Stairs.class),
     /**
      * BlockData: {@link Stairs}
@@ -1873,6 +1897,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Switch}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_BUTTON(9058, Switch.class),
     /**
      * BlockData: {@link Switch}
@@ -1885,6 +1910,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Switch}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_BUTTON(21810, Switch.class),
     /**
      * BlockData: {@link Switch}
@@ -1933,6 +1959,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Powerable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_PRESSURE_PLATE(8651, Powerable.class),
     /**
      * BlockData: {@link Powerable}
@@ -1945,6 +1972,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Powerable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_PRESSURE_PLATE(26740, Powerable.class),
     /**
      * BlockData: {@link Powerable}
@@ -1981,6 +2009,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Door}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_DOOR(12684, Door.class),
     /**
      * BlockData: {@link Door}
@@ -1993,6 +2022,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Door}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_DOOR(19971, Door.class),
     /**
      * BlockData: {@link Door}
@@ -2029,6 +2059,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link TrapDoor}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_TRAPDOOR(6293, TrapDoor.class),
     /**
      * BlockData: {@link TrapDoor}
@@ -2041,6 +2072,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link TrapDoor}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_TRAPDOOR(9174, TrapDoor.class),
     /**
      * BlockData: {@link TrapDoor}
@@ -2073,6 +2105,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Gate}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_FENCE_GATE(28222, Gate.class),
     /**
      * BlockData: {@link Gate}
@@ -2085,6 +2118,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Gate}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_FENCE_GATE(14290, Gate.class),
     /**
      * BlockData: {@link Gate}
@@ -2129,13 +2163,17 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     JUNGLE_CHEST_BOAT(20133, 1),
     ACACIA_BOAT(27326, 1),
     ACACIA_CHEST_BOAT(28455, 1),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_BOAT(13628, 1),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_CHEST_BOAT(7165, 1),
     DARK_OAK_BOAT(28618, 1),
     DARK_OAK_CHEST_BOAT(8733, 1),
     MANGROVE_BOAT(20792, 1),
     MANGROVE_CHEST_BOAT(18572, 1),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_RAFT(25901, 1),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_CHEST_RAFT(20056, 1),
     /**
      * BlockData: {@link StructureBlock}
@@ -2261,6 +2299,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Sign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_SIGN(16520, 16, Sign.class),
     /**
      * BlockData: {@link Sign}
@@ -2273,6 +2312,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Sign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_SIGN(26139, 16, Sign.class),
     /**
      * BlockData: {@link Sign}
@@ -2285,46 +2325,57 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     OAK_HANGING_SIGN(20116, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SPRUCE_HANGING_SIGN(24371, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BIRCH_HANGING_SIGN(17938, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     JUNGLE_HANGING_SIGN(27671, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ACACIA_HANGING_SIGN(30257, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_HANGING_SIGN(5088, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     DARK_OAK_HANGING_SIGN(23360, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     MANGROVE_HANGING_SIGN(25106, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_HANGING_SIGN(4726, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CRIMSON_HANGING_SIGN(20696, 16, HangingSign.class),
     /**
      * BlockData: {@link HangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     WARPED_HANGING_SIGN(8195, 16, HangingSign.class),
     BUCKET(15215, 16),
     WATER_BUCKET(8802, 1),
@@ -2348,6 +2399,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     EGG(21603, 16),
     COMPASS(24139),
     RECOVERY_COMPASS(12710),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BUNDLE(16835, 1),
     FISHING_ROD(4167, 1, 64),
     CLOCK(14980),
@@ -2488,6 +2540,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     BEE_SPAWN_EGG(22924),
     BLAZE_SPAWN_EGG(4759),
     CAT_SPAWN_EGG(29583),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CAMEL_SPAWN_EGG(14760),
     CAVE_SPIDER_SPAWN_EGG(23341),
     CHICKEN_SPAWN_EGG(5462),
@@ -2535,6 +2588,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     SKELETON_SPAWN_EGG(15261),
     SKELETON_HORSE_SPAWN_EGG(21356),
     SLIME_SPAWN_EGG(17196),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SNIFFER_SPAWN_EGG(27473),
     SNOW_GOLEM_SPAWN_EGG(24732),
     SPIDER_SPAWN_EGG(14984),
@@ -2599,6 +2653,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Rotatable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     PIGLIN_HEAD(5512, Rotatable.class),
     NETHER_STAR(12469),
     PUMPKIN_PIE(28725),
@@ -2690,6 +2745,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     END_CRYSTAL(19090),
     CHORUS_FRUIT(7652),
     POPPED_CHORUS_FRUIT(27844),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     TORCHFLOWER_SEEDS(18153),
     BEETROOT(23305),
     BEETROOT_SEEDS(21282),
@@ -2726,6 +2782,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     NAUTILUS_SHELL(19989),
     HEART_OF_THE_SEA(11807),
     CROSSBOW(4340, 1, 465),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SUSPICIOUS_STEW(8173, 1),
     /**
      * BlockData: {@link Directional}
@@ -2937,22 +2994,39 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     PEARLESCENT_FROGLIGHT(21441, Orientable.class),
     FROGSPAWN(8350),
     ECHO_SHARD(12529),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BRUSH(30569, 1, 64),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     NETHERITE_UPGRADE_SMITHING_TEMPLATE(7615),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SENTRY_ARMOR_TRIM_SMITHING_TEMPLATE(16124),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     DUNE_ARMOR_TRIM_SMITHING_TEMPLATE(30925),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     COAST_ARMOR_TRIM_SMITHING_TEMPLATE(25501),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     WILD_ARMOR_TRIM_SMITHING_TEMPLATE(5870),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     WARD_ARMOR_TRIM_SMITHING_TEMPLATE(24534),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     EYE_ARMOR_TRIM_SMITHING_TEMPLATE(14663),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     VEX_ARMOR_TRIM_SMITHING_TEMPLATE(25818),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     TIDE_ARMOR_TRIM_SMITHING_TEMPLATE(20420),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SNOUT_ARMOR_TRIM_SMITHING_TEMPLATE(14386),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     RIB_ARMOR_TRIM_SMITHING_TEMPLATE(6010),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SPIRE_ARMOR_TRIM_SMITHING_TEMPLATE(29143),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     POTTERY_SHARD_ARCHER(26154),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     POTTERY_SHARD_PRIZE(31677),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     POTTERY_SHARD_ARMS_UP(29222),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     POTTERY_SHARD_SKULL(14619),
     /**
      * BlockData: {@link Levelled}
@@ -3006,6 +3080,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link WallSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_WALL_SIGN(20188, 16, WallSign.class),
     /**
      * BlockData: {@link WallSign}
@@ -3022,50 +3097,62 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link WallSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_WALL_SIGN(18857, 16, WallSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     OAK_WALL_HANGING_SIGN(15637, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SPRUCE_WALL_HANGING_SIGN(18833, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BIRCH_WALL_HANGING_SIGN(15937, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ACACIA_WALL_HANGING_SIGN(22477, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY_WALL_HANGING_SIGN(10953, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     JUNGLE_WALL_HANGING_SIGN(16691, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     DARK_OAK_WALL_HANGING_SIGN(14296, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     MANGROVE_WALL_HANGING_SIGN(16974, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CRIMSON_WALL_HANGING_SIGN(28982, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     WARPED_WALL_HANGING_SIGN(20605, WallHangingSign.class),
     /**
      * BlockData: {@link WallHangingSign}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BAMBOO_WALL_HANGING_SIGN(6669, WallHangingSign.class),
     /**
      * BlockData: {@link RedstoneWallTorch}
@@ -3113,12 +3200,14 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
      * BlockData: {@link Tripwire}
      */
     TRIPWIRE(8810, Tripwire.class),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     POTTED_TORCHFLOWER(21278),
     POTTED_OAK_SAPLING(11905),
     POTTED_SPRUCE_SAPLING(29498),
     POTTED_BIRCH_SAPLING(32484),
     POTTED_JUNGLE_SAPLING(7525),
     POTTED_ACACIA_SAPLING(14096),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     POTTED_CHERRY_SAPLING(30785),
     POTTED_DARK_OAK_SAPLING(6486),
     POTTED_MANGROVE_PROPAGULE(22003),
@@ -3175,6 +3264,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Directional}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     PIGLIN_WALL_HEAD(4446, Directional.class),
     /**
      * BlockData: {@link Directional}
@@ -3243,6 +3333,7 @@ public enum Material implements Keyed, Translatable, net.kyori.adventure.transla
     /**
      * BlockData: {@link Ageable}
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     TORCHFLOWER_CROP(28460, Ageable.class),
     /**
      * BlockData: {@link Ageable}
diff --git a/src/main/java/org/bukkit/Particle.java b/src/main/java/org/bukkit/Particle.java
index 93244e6d940891f1297d4a26a80ba155af306071..caa34db68bdbbc8dceefb4385f4585ac0496a0f9 100644
--- a/src/main/java/org/bukkit/Particle.java
+++ b/src/main/java/org/bukkit/Particle.java
@@ -123,8 +123,11 @@ public enum Particle {
     SCULK_CHARGE(Float.class),
     SCULK_CHARGE_POP,
     SHRIEK(Integer.class),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     DRIPPING_CHERRY_LEAVES,
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     FALLING_CHERRY_LEAVES,
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     LANDING_CHERRY_LEAVES,
     /**
      * Uses {@link BlockData} as DataType
diff --git a/src/main/java/org/bukkit/Sound.java b/src/main/java/org/bukkit/Sound.java
index fad12a883046010274c8b44426096bfe4703bcc3..5537a0a86b8d360ad540e1dff3b872098fe2ad6b 100644
--- a/src/main/java/org/bukkit/Sound.java
+++ b/src/main/java/org/bukkit/Sound.java
@@ -76,25 +76,45 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     BLOCK_BAMBOO_SAPLING_HIT("block.bamboo_sapling.hit"),
     BLOCK_BAMBOO_SAPLING_PLACE("block.bamboo_sapling.place"),
     BLOCK_BAMBOO_STEP("block.bamboo.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_BREAK("block.bamboo_wood.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_BUTTON_CLICK_OFF("block.bamboo_wood_button.click_off"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_BUTTON_CLICK_ON("block.bamboo_wood_button.click_on"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_DOOR_CLOSE("block.bamboo_wood_door.close"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_DOOR_OPEN("block.bamboo_wood_door.open"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_FALL("block.bamboo_wood.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_FENCE_GATE_CLOSE("block.bamboo_wood_fence_gate.close"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_FENCE_GATE_OPEN("block.bamboo_wood_fence_gate.open"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_HANGING_SIGN_BREAK("block.bamboo_wood_hanging_sign.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_HANGING_SIGN_FALL("block.bamboo_wood_hanging_sign.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_HANGING_SIGN_HIT("block.bamboo_wood_hanging_sign.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_HANGING_SIGN_PLACE("block.bamboo_wood_hanging_sign.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_HANGING_SIGN_STEP("block.bamboo_wood_hanging_sign.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_HIT("block.bamboo_wood.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_PLACE("block.bamboo_wood.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_PRESSURE_PLATE_CLICK_OFF("block.bamboo_wood_pressure_plate.click_off"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_PRESSURE_PLATE_CLICK_ON("block.bamboo_wood_pressure_plate.click_on"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_STEP("block.bamboo_wood.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_TRAPDOOR_CLOSE("block.bamboo_wood_trapdoor.close"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_BAMBOO_WOOD_TRAPDOOR_OPEN("block.bamboo_wood_trapdoor.open"),
     BLOCK_BARREL_CLOSE("block.barrel.close"),
     BLOCK_BARREL_OPEN("block.barrel.open"),
@@ -158,47 +178,86 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     BLOCK_CHAIN_HIT("block.chain.hit"),
     BLOCK_CHAIN_PLACE("block.chain.place"),
     BLOCK_CHAIN_STEP("block.chain.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_LEAVES_BREAK("block.cherry_leaves.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_LEAVES_FALL("block.cherry_leaves.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_LEAVES_HIT("block.cherry_leaves.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_LEAVES_PLACE("block.cherry_leaves.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_LEAVES_STEP("block.cherry_leaves.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_SAPLING_BREAK("block.cherry_sapling.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_SAPLING_FALL("block.cherry_sapling.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_SAPLING_HIT("block.cherry_sapling.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_SAPLING_PLACE("block.cherry_sapling.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_SAPLING_STEP("block.cherry_sapling.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_BREAK("block.cherry_wood.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_BUTTON_CLICK_OFF("block.cherry_wood_button.click_off"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_BUTTON_CLICK_ON("block.cherry_wood_button.click_on"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_DOOR_CLOSE("block.cherry_wood_door.close"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_DOOR_OPEN("block.cherry_wood_door.open"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_FALL("block.cherry_wood.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_FENCE_GATE_CLOSE("block.cherry_wood_fence_gate.close"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_FENCE_GATE_OPEN("block.cherry_wood_fence_gate.open"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_HANGING_SIGN_BREAK("block.cherry_wood_hanging_sign.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_HANGING_SIGN_FALL("block.cherry_wood_hanging_sign.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_HANGING_SIGN_HIT("block.cherry_wood_hanging_sign.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_HANGING_SIGN_PLACE("block.cherry_wood_hanging_sign.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_HANGING_SIGN_STEP("block.cherry_wood_hanging_sign.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_HIT("block.cherry_wood.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_PLACE("block.cherry_wood.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_PRESSURE_PLATE_CLICK_OFF("block.cherry_wood_pressure_plate.click_off"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_PRESSURE_PLATE_CLICK_ON("block.cherry_wood_pressure_plate.click_on"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_STEP("block.cherry_wood.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_TRAPDOOR_CLOSE("block.cherry_wood_trapdoor.close"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHERRY_WOOD_TRAPDOOR_OPEN("block.cherry_wood_trapdoor.open"),
     BLOCK_CHEST_CLOSE("block.chest.close"),
     BLOCK_CHEST_LOCKED("block.chest.locked"),
     BLOCK_CHEST_OPEN("block.chest.open"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_BREAK("block.chiseled_bookshelf.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_FALL("block.chiseled_bookshelf.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_HIT("block.chiseled_bookshelf.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_INSERT("block.chiseled_bookshelf.insert"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_INSERT_ENCHANTED("block.chiseled_bookshelf.insert.enchanted"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_PICKUP("block.chiseled_bookshelf.pickup"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_PICKUP_ENCHANTED("block.chiseled_bookshelf.pickup.enchanted"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_PLACE("block.chiseled_bookshelf.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_CHISELED_BOOKSHELF_STEP("block.chiseled_bookshelf.step"),
     BLOCK_CHORUS_FLOWER_DEATH("block.chorus_flower.death"),
     BLOCK_CHORUS_FLOWER_GROW("block.chorus_flower.grow"),
@@ -223,11 +282,17 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     BLOCK_CORAL_BLOCK_PLACE("block.coral_block.place"),
     BLOCK_CORAL_BLOCK_STEP("block.coral_block.step"),
     BLOCK_CROP_BREAK("block.crop.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_DECORATED_POT_BREAK("block.decorated_pot.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_DECORATED_POT_FALL("block.decorated_pot.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_DECORATED_POT_HIT("block.decorated_pot.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_DECORATED_POT_PLACE("block.decorated_pot.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_DECORATED_POT_SHATTER("block.decorated_pot.shatter"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_DECORATED_POT_STEP("block.decorated_pot.step"),
     BLOCK_DEEPSLATE_BREAK("block.deepslate.break"),
     BLOCK_DEEPSLATE_BRICKS_BREAK("block.deepslate_bricks.break"),
@@ -311,10 +376,15 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     BLOCK_HANGING_ROOTS_HIT("block.hanging_roots.hit"),
     BLOCK_HANGING_ROOTS_PLACE("block.hanging_roots.place"),
     BLOCK_HANGING_ROOTS_STEP("block.hanging_roots.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_HANGING_SIGN_BREAK("block.hanging_sign.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_HANGING_SIGN_FALL("block.hanging_sign.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_HANGING_SIGN_HIT("block.hanging_sign.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_HANGING_SIGN_PLACE("block.hanging_sign.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_HANGING_SIGN_STEP("block.hanging_sign.step"),
     BLOCK_HONEY_BLOCK_BREAK("block.honey_block.break"),
     BLOCK_HONEY_BLOCK_FALL("block.honey_block.fall"),
@@ -450,11 +520,17 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     BLOCK_NOTE_BLOCK_GUITAR("block.note_block.guitar"),
     BLOCK_NOTE_BLOCK_HARP("block.note_block.harp"),
     BLOCK_NOTE_BLOCK_HAT("block.note_block.hat"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_NOTE_BLOCK_IMITATE_CREEPER("block.note_block.imitate.creeper"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_NOTE_BLOCK_IMITATE_ENDER_DRAGON("block.note_block.imitate.ender_dragon"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_NOTE_BLOCK_IMITATE_PIGLIN("block.note_block.imitate.piglin"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_NOTE_BLOCK_IMITATE_SKELETON("block.note_block.imitate.skeleton"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_NOTE_BLOCK_IMITATE_WITHER_SKELETON("block.note_block.imitate.wither_skeleton"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_NOTE_BLOCK_IMITATE_ZOMBIE("block.note_block.imitate.zombie"),
     BLOCK_NOTE_BLOCK_IRON_XYLOPHONE("block.note_block.iron_xylophone"),
     BLOCK_NOTE_BLOCK_PLING("block.note_block.pling"),
@@ -470,10 +546,15 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     BLOCK_PACKED_MUD_HIT("block.packed_mud.hit"),
     BLOCK_PACKED_MUD_PLACE("block.packed_mud.place"),
     BLOCK_PACKED_MUD_STEP("block.packed_mud.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_PINK_PETALS_BREAK("block.pink_petals.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_PINK_PETALS_FALL("block.pink_petals.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_PINK_PETALS_HIT("block.pink_petals.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_PINK_PETALS_PLACE("block.pink_petals.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_PINK_PETALS_STEP("block.pink_petals.step"),
     BLOCK_PISTON_CONTRACT("block.piston.contract"),
     BLOCK_PISTON_EXTEND("block.piston.extend"),
@@ -612,10 +693,15 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     BLOCK_STONE_PRESSURE_PLATE_CLICK_OFF("block.stone_pressure_plate.click_off"),
     BLOCK_STONE_PRESSURE_PLATE_CLICK_ON("block.stone_pressure_plate.click_on"),
     BLOCK_STONE_STEP("block.stone.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_SUSPICIOUS_SAND_BREAK("block.suspicious_sand.break"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_SUSPICIOUS_SAND_FALL("block.suspicious_sand.fall"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_SUSPICIOUS_SAND_HIT("block.suspicious_sand.hit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_SUSPICIOUS_SAND_PLACE("block.suspicious_sand.place"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     BLOCK_SUSPICIOUS_SAND_STEP("block.suspicious_sand.step"),
     BLOCK_SWEET_BERRY_BUSH_BREAK("block.sweet_berry_bush.break"),
     BLOCK_SWEET_BERRY_BUSH_PICK_BERRIES("block.sweet_berry_bush.pick_berries"),
@@ -708,16 +794,27 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     ENTITY_BLAZE_SHOOT("entity.blaze.shoot"),
     ENTITY_BOAT_PADDLE_LAND("entity.boat.paddle_land"),
     ENTITY_BOAT_PADDLE_WATER("entity.boat.paddle_water"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_AMBIENT("entity.camel.ambient"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_DASH("entity.camel.dash"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_DASH_READY("entity.camel.dash_ready"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_DEATH("entity.camel.death"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_EAT("entity.camel.eat"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_HURT("entity.camel.hurt"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_SADDLE("entity.camel.saddle"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_SIT("entity.camel.sit"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_STAND("entity.camel.stand"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_STEP("entity.camel.step"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_CAMEL_STEP_SAND("entity.camel.step_sand"),
     ENTITY_CAT_AMBIENT("entity.cat.ambient"),
     ENTITY_CAT_BEG_FOR_FOOD("entity.cat.beg_for_food"),
@@ -1159,17 +1256,29 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     ENTITY_SLIME_JUMP_SMALL("entity.slime.jump_small"),
     ENTITY_SLIME_SQUISH("entity.slime.squish"),
     ENTITY_SLIME_SQUISH_SMALL("entity.slime.squish_small"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_DEATH("entity.sniffer.death"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_DIGGING("entity.sniffer.digging"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_DIGGING_STOP("entity.sniffer.digging_stop"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_DROP_SEED("entity.sniffer.drop_seed"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_EAT("entity.sniffer.eat"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_HAPPY("entity.sniffer.happy"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_HURT("entity.sniffer.hurt"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_IDLE("entity.sniffer.idle"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_SCENTING("entity.sniffer.scenting"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_SEARCHING("entity.sniffer.searching"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_SNIFFING("entity.sniffer.sniffing"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ENTITY_SNIFFER_STEP("entity.sniffer.step"),
     ENTITY_SNOWBALL_THROW("entity.snowball.throw"),
     ENTITY_SNOW_GOLEM_AMBIENT("entity.snow_golem.ambient"),
@@ -1353,7 +1462,9 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     ITEM_BOTTLE_EMPTY("item.bottle.empty"),
     ITEM_BOTTLE_FILL("item.bottle.fill"),
     ITEM_BOTTLE_FILL_DRAGONBREATH("item.bottle.fill_dragonbreath"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ITEM_BRUSH_BRUSHING("item.brush.brushing"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     ITEM_BRUSH_BRUSH_SAND_COMPLETED("item.brush.brush_sand_completed"),
     ITEM_BUCKET_EMPTY("item.bucket.empty"),
     ITEM_BUCKET_EMPTY_AXOLOTL("item.bucket.empty_axolotl"),
@@ -1440,6 +1551,7 @@ public enum Sound implements Keyed, net.kyori.adventure.sound.Sound.Type { // Pa
     MUSIC_NETHER_NETHER_WASTES("music.nether.nether_wastes"),
     MUSIC_NETHER_SOUL_SAND_VALLEY("music.nether.soul_sand_valley"),
     MUSIC_NETHER_WARPED_FOREST("music.nether.warped_forest"),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     MUSIC_OVERWORLD_CHERRY_GROVE("music.overworld.cherry_grove"),
     MUSIC_OVERWORLD_DEEP_DARK("music.overworld.deep_dark"),
     MUSIC_OVERWORLD_DRIPSTONE_CAVES("music.overworld.dripstone_caves"),
diff --git a/src/main/java/org/bukkit/Tag.java b/src/main/java/org/bukkit/Tag.java
index 8f9a18ae5cdc51a2cc4ac0e45781fdce91172b6c..0316b32502f151e6eef86c2a0fe19ed67dce652f 100644
--- a/src/main/java/org/bukkit/Tag.java
+++ b/src/main/java/org/bukkit/Tag.java
@@ -122,6 +122,7 @@ public interface Tag<T extends Keyed> extends Keyed {
     /**
      * Vanilla block tag representing all cherry log and bark variants.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> CHERRY_LOGS = Bukkit.getTag(REGISTRY_BLOCKS, NamespacedKey.minecraft("cherry_logs"), Material.class);
     /**
      * Vanilla block tag representing all jungle log and bark variants.
@@ -146,6 +147,7 @@ public interface Tag<T extends Keyed> extends Keyed {
     /**
      * Vanilla block tag representing all bamboo blocks.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> BAMBOO_BLOCKS = Bukkit.getTag(REGISTRY_BLOCKS, NamespacedKey.minecraft("bamboo_blocks"), Material.class);
     /**
      * Vanilla block tag representing all banner blocks.
@@ -320,14 +322,17 @@ public interface Tag<T extends Keyed> extends Keyed {
     /**
      * Vanilla block tag representing all ceiling signs.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> CEILING_HANGING_SIGNS = Bukkit.getTag(REGISTRY_BLOCKS, NamespacedKey.minecraft("ceiling_hanging_signs"), Material.class);
     /**
      * Vanilla block tag representing all wall hanging signs.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> WALL_HANGING_SIGNS = Bukkit.getTag(REGISTRY_BLOCKS, NamespacedKey.minecraft("wall_hanging_signs"), Material.class);
     /**
      * Vanilla block tag representing all hanging signs.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ALL_HANGING_SIGNS = Bukkit.getTag(REGISTRY_BLOCKS, NamespacedKey.minecraft("all_hanging_signs"), Material.class);
     /**
      * Vanilla block tag representing all signs, regardless of type.
@@ -691,6 +696,7 @@ public interface Tag<T extends Keyed> extends Keyed {
     /**
      * Vanilla block tag representing blocks which can be dug by sniffers.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> SNIFFER_DIGGABLE_BLOCK = Bukkit.getTag(REGISTRY_BLOCKS, NamespacedKey.minecraft("sniffer_diggable_block"), Material.class);
     /**
      * Key for the built in item registry.
@@ -757,6 +763,7 @@ public interface Tag<T extends Keyed> extends Keyed {
     /**
      * Vanilla item tag representing all books that may be placed on bookshelves.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_BOOKSHELF_BOOKS = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("bookshelf_books"), Material.class);
     /**
      * Vanilla item tag representing all items that may be placed in beacons.
@@ -777,6 +784,7 @@ public interface Tag<T extends Keyed> extends Keyed {
     /**
      * Vanilla item tag representing all hanging signs.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_HANGING_SIGNS = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("hanging_signs"), Material.class);
     /**
      * Vanilla item tag representing all items which will ignite creepers when
@@ -786,26 +794,32 @@ public interface Tag<T extends Keyed> extends Keyed {
     /**
      * Vanilla item tag representing all items which modify note block sounds when placed on top.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_NOTE_BLOCK_TOP_INSTRUMENTS = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("noteblock_top_instruments"), Material.class);
     /**
      * Vanilla item tag representing all trimmable armor items.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_TRIMMABLE_ARMOR = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("trimmable_armor"), Material.class);
     /**
      * Vanilla item tag representing all materials which can be used for trimming armor.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_TRIM_MATERIALS = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("trim_materials"), Material.class);
     /**
      * Vanilla item tag representing all trimming templates.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_TRIM_TEMPLATES = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("trim_templates"), Material.class);
     /**
      * Vanilla item tag representing all food for sniffers.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_SNIFFER_FOOD = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("sniffer_food"), Material.class);
     /**
      * Vanilla item tag representing all decorated pot shards.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_DECORATED_POT_SHARDS = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("decorated_pot_shards"), Material.class);
     /**
      * Vanilla item tag representing all swords.
@@ -834,6 +848,7 @@ public interface Tag<T extends Keyed> extends Keyed {
     /**
      * Vanilla item tag representing all item which break decorated pots.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     Tag<Material> ITEMS_BREAKS_DECORATED_POTS = Bukkit.getTag(REGISTRY_ITEMS, NamespacedKey.minecraft("breaks_decorated_pots"), Material.class);
     /**
      * Vanilla item tag representing all items that confer freeze immunity on
diff --git a/src/main/java/org/bukkit/TreeType.java b/src/main/java/org/bukkit/TreeType.java
index d355c91748796f74064b5c34090f1ccafc0f1de0..ab40b68c8c4a32e3ae10708d230658560f448288 100644
--- a/src/main/java/org/bukkit/TreeType.java
+++ b/src/main/java/org/bukkit/TreeType.java
@@ -96,5 +96,6 @@ public enum TreeType {
     /**
      * Cherry tree
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHERRY,
 }
diff --git a/src/main/java/org/bukkit/block/ChiseledBookshelf.java b/src/main/java/org/bukkit/block/ChiseledBookshelf.java
index 4cae298f18b35f73e3a64d5c8926bdc0f0402c4b..fee629dce62bc3978204f9b3a8e0aab72197ccfb 100644
--- a/src/main/java/org/bukkit/block/ChiseledBookshelf.java
+++ b/src/main/java/org/bukkit/block/ChiseledBookshelf.java
@@ -7,6 +7,7 @@ import org.jetbrains.annotations.NotNull;
 /**
  * Represents a captured state of a chiseled bookshelf.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface ChiseledBookshelf extends TileState, BlockInventoryHolder {
 
     /**
diff --git a/src/main/java/org/bukkit/block/DecoratedPot.java b/src/main/java/org/bukkit/block/DecoratedPot.java
index c943d2e5c99244067a806954b962738463ee8cfb..4ee094e5d479bfba999c0b522b844a5adde12f18 100644
--- a/src/main/java/org/bukkit/block/DecoratedPot.java
+++ b/src/main/java/org/bukkit/block/DecoratedPot.java
@@ -8,6 +8,7 @@ import org.jetbrains.annotations.Nullable;
 /**
  * Represents a captured state of a decorated pot.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface DecoratedPot extends TileState {
 
     /**
diff --git a/src/main/java/org/bukkit/block/HangingSign.java b/src/main/java/org/bukkit/block/HangingSign.java
index 9bef6c6597222833f6c36bbfc382849fecad4439..519b32ae3d7ec29183fdcbbda590595e6f920877 100644
--- a/src/main/java/org/bukkit/block/HangingSign.java
+++ b/src/main/java/org/bukkit/block/HangingSign.java
@@ -3,5 +3,6 @@ package org.bukkit.block;
 /**
  * Represents a captured state of a hanging sign.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface HangingSign extends Sign {
 }
diff --git a/src/main/java/org/bukkit/block/Skull.java b/src/main/java/org/bukkit/block/Skull.java
index c7502a3913cf14e66559c21489d6f2205f3eb06a..d39196e729627fc08edfa0b80a3b92868bc3bd34 100644
--- a/src/main/java/org/bukkit/block/Skull.java
+++ b/src/main/java/org/bukkit/block/Skull.java
@@ -110,6 +110,7 @@ public interface Skull extends TileState {
      *
      * @return the key of the sound, or null
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     @Nullable
     public NamespacedKey getNoteBlockSound();
 
@@ -121,6 +122,7 @@ public interface Skull extends TileState {
      *
      * @param noteBlockSound the key of the sound to be played, or null
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     public void setNoteBlockSound(@Nullable NamespacedKey noteBlockSound);
 
     /**
diff --git a/src/main/java/org/bukkit/block/SuspiciousSand.java b/src/main/java/org/bukkit/block/SuspiciousSand.java
index 2f64b66d1066c368adac16f6f79c5280da61176f..a29d600638b7931e0271b4e0d025e4063b34e25d 100644
--- a/src/main/java/org/bukkit/block/SuspiciousSand.java
+++ b/src/main/java/org/bukkit/block/SuspiciousSand.java
@@ -7,6 +7,7 @@ import org.jetbrains.annotations.Nullable;
 /**
  * Represents a captured state of suspicious sand.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface SuspiciousSand extends Lootable, TileState {
 
     /**
diff --git a/src/main/java/org/bukkit/block/data/type/ChiseledBookshelf.java b/src/main/java/org/bukkit/block/data/type/ChiseledBookshelf.java
index a172e22ce47c74554a582e8fce2796238bfb5d65..0456fba0ac9e8fd9eebf9850d425c1353686ceca 100644
--- a/src/main/java/org/bukkit/block/data/type/ChiseledBookshelf.java
+++ b/src/main/java/org/bukkit/block/data/type/ChiseledBookshelf.java
@@ -11,6 +11,7 @@ import org.jetbrains.annotations.NotNull;
  * <br>
  * Block may have 0, 1... {@link #getMaximumOccupiedSlots()}-1 occupied slots.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface ChiseledBookshelf extends Directional {
 
     /**
diff --git a/src/main/java/org/bukkit/block/data/type/DecoratedPot.java b/src/main/java/org/bukkit/block/data/type/DecoratedPot.java
index eb0ffa977450ef0c79caa78302cfe75ee35b34b7..965dc4360fb5cf964a9093bf6519bfcc27981679 100644
--- a/src/main/java/org/bukkit/block/data/type/DecoratedPot.java
+++ b/src/main/java/org/bukkit/block/data/type/DecoratedPot.java
@@ -3,5 +3,6 @@ package org.bukkit.block.data.type;
 import org.bukkit.block.data.Directional;
 import org.bukkit.block.data.Waterlogged;
 
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface DecoratedPot extends Directional, Waterlogged {
 }
diff --git a/src/main/java/org/bukkit/block/data/type/HangingSign.java b/src/main/java/org/bukkit/block/data/type/HangingSign.java
index c5a0c1476317ce2688ead25c53f3adabf875eefd..91af0bb0830bd1b964c1ee603e462486456c6101 100644
--- a/src/main/java/org/bukkit/block/data/type/HangingSign.java
+++ b/src/main/java/org/bukkit/block/data/type/HangingSign.java
@@ -4,5 +4,6 @@ import org.bukkit.block.data.Attachable;
 import org.bukkit.block.data.Rotatable;
 import org.bukkit.block.data.Waterlogged;
 
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface HangingSign extends Attachable, Rotatable, Waterlogged {
 }
diff --git a/src/main/java/org/bukkit/block/data/type/PinkPetals.java b/src/main/java/org/bukkit/block/data/type/PinkPetals.java
index a84b36f7587eb2ed9e9177973b3166dc94cdf3df..33893e1d37c0a2447b632208f9e05495c5e1d31c 100644
--- a/src/main/java/org/bukkit/block/data/type/PinkPetals.java
+++ b/src/main/java/org/bukkit/block/data/type/PinkPetals.java
@@ -5,6 +5,7 @@ import org.bukkit.block.data.Directional;
 /**
  * 'flower_amount' represents the number of petals.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface PinkPetals extends Directional {
 
     /**
diff --git a/src/main/java/org/bukkit/block/data/type/SuspiciousSand.java b/src/main/java/org/bukkit/block/data/type/SuspiciousSand.java
index bb10fda9449ec0ea8a17158c33b345fdf882175d..d4520375a5c093df510c2e68fb1034536ef0734f 100644
--- a/src/main/java/org/bukkit/block/data/type/SuspiciousSand.java
+++ b/src/main/java/org/bukkit/block/data/type/SuspiciousSand.java
@@ -5,6 +5,7 @@ import org.bukkit.block.data.BlockData;
 /**
  * 'dusted' represents how far uncovered by brush the block is.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface SuspiciousSand extends BlockData {
 
     /**
diff --git a/src/main/java/org/bukkit/block/data/type/WallHangingSign.java b/src/main/java/org/bukkit/block/data/type/WallHangingSign.java
index 283b21024d7a6eeebbf7306f95fce7eb4714bac6..1f5da84daebb58a546c6a3d2646a5aad9b2ed7a3 100644
--- a/src/main/java/org/bukkit/block/data/type/WallHangingSign.java
+++ b/src/main/java/org/bukkit/block/data/type/WallHangingSign.java
@@ -3,5 +3,6 @@ package org.bukkit.block.data.type;
 import org.bukkit.block.data.Directional;
 import org.bukkit.block.data.Waterlogged;
 
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface WallHangingSign extends Directional, Waterlogged {
 }
diff --git a/src/main/java/org/bukkit/entity/Boat.java b/src/main/java/org/bukkit/entity/Boat.java
index f7548098bcdd033d9c530fdc584fc5538c635ca1..b2305bc7faf1f7edbbf11522970384172808894c 100644
--- a/src/main/java/org/bukkit/entity/Boat.java
+++ b/src/main/java/org/bukkit/entity/Boat.java
@@ -141,9 +141,11 @@ public interface Boat extends Vehicle {
         BIRCH(Material.BIRCH_PLANKS),
         JUNGLE(Material.JUNGLE_PLANKS),
         ACACIA(Material.ACACIA_PLANKS),
+        @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
         CHERRY(Material.CHERRY_PLANKS),
         DARK_OAK(Material.DARK_OAK_PLANKS),
         MANGROVE(Material.MANGROVE_PLANKS),
+        @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
         BAMBOO(Material.BAMBOO_PLANKS),
         ;
 
diff --git a/src/main/java/org/bukkit/entity/Camel.java b/src/main/java/org/bukkit/entity/Camel.java
index 17e4e0a822d4372e0a98612294ec0bd728830164..7280c3090cdf77f1bc13e3a2d6e35bd89ea8a22c 100644
--- a/src/main/java/org/bukkit/entity/Camel.java
+++ b/src/main/java/org/bukkit/entity/Camel.java
@@ -3,6 +3,7 @@ package org.bukkit.entity;
 /**
  * Represents a Camel.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface Camel extends AbstractHorse, Sittable {
 
     /**
diff --git a/src/main/java/org/bukkit/entity/EntityType.java b/src/main/java/org/bukkit/entity/EntityType.java
index 9f935266f51f4ea5d1193031f52e5327350cc06f..ee3a3bda9a5b9cf3bcabf80ee3c653a2959fab0c 100644
--- a/src/main/java/org/bukkit/entity/EntityType.java
+++ b/src/main/java/org/bukkit/entity/EntityType.java
@@ -278,10 +278,12 @@ public enum EntityType implements Keyed, Translatable, net.kyori.adventure.trans
     FROG("frog", Frog.class, -1),
     TADPOLE("tadpole", Tadpole.class, -1),
     WARDEN("warden", Warden.class, -1),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CAMEL("camel", Camel.class, -1),
     BLOCK_DISPLAY("block_display", BlockDisplay.class, -1),
     INTERACTION("interaction", Interaction.class, -1),
     ITEM_DISPLAY("item_display", ItemDisplay.class, -1),
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SNIFFER("sniffer", Sniffer.class, -1),
     TEXT_DISPLAY("text_display", TextDisplay.class, -1),
     /**
diff --git a/src/main/java/org/bukkit/entity/Sniffer.java b/src/main/java/org/bukkit/entity/Sniffer.java
index dc640c44660acef8f2d17283426052fe7e9e8ae2..50c953619dc8139f064ba139e75a397325ae8cd4 100644
--- a/src/main/java/org/bukkit/entity/Sniffer.java
+++ b/src/main/java/org/bukkit/entity/Sniffer.java
@@ -3,6 +3,7 @@ package org.bukkit.entity;
 /**
  * Represents a Sniffer.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface Sniffer extends Animals {
 
 }
diff --git a/src/main/java/org/bukkit/entity/memory/MemoryKey.java b/src/main/java/org/bukkit/entity/memory/MemoryKey.java
index 8f601e85df580ef8106eaff8b9eafb5691a4874b..99ca502a14e3f321c323d7675bc47e7ee77d7464 100644
--- a/src/main/java/org/bukkit/entity/memory/MemoryKey.java
+++ b/src/main/java/org/bukkit/entity/memory/MemoryKey.java
@@ -69,6 +69,7 @@ public final class MemoryKey<T> implements Keyed {
     public static final MemoryKey<Location> LIKED_NOTEBLOCK_POSITION = new MemoryKey<>(NamespacedKey.minecraft("liked_noteblock"), Location.class);
     public static final MemoryKey<Integer> LIKED_NOTEBLOCK_COOLDOWN_TICKS = new MemoryKey<>(NamespacedKey.minecraft("liked_noteblock_cooldown_ticks"), Integer.class);
     public static final MemoryKey<Integer> ITEM_PICKUP_COOLDOWN_TICKS = new MemoryKey<>(NamespacedKey.minecraft("item_pickup_cooldown_ticks"), Integer.class);
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     public static final MemoryKey<Location> SNIFFER_EXPLORED_POSITIONS = new MemoryKey<>(NamespacedKey.minecraft("sniffer_explored_positions"), Location.class);
 
     /**
diff --git a/src/main/java/org/bukkit/event/inventory/InventoryType.java b/src/main/java/org/bukkit/event/inventory/InventoryType.java
index 456eb20f8d603b1ebbaa11b8832e56c08406b7c9..374b06a5e098f81dfe059df35f02139afd1e7991 100644
--- a/src/main/java/org/bukkit/event/inventory/InventoryType.java
+++ b/src/main/java/org/bukkit/event/inventory/InventoryType.java
@@ -137,13 +137,14 @@ public enum InventoryType {
     /**
      * Pseudo chiseled bookshelf inventory, with 6 slots of undefined type.
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     CHISELED_BOOKSHELF(6, "Chiseled Bookshelf"),
     /**
      * The new smithing inventory, with 3 CRAFTING slots and 1 RESULT slot.
      *
      * @deprecated draft, experimental 1.20 API
      */
-    @Deprecated
+    @Deprecated @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     SMITHING_NEW(4, "Upgrade Gear"),
     ;
 
diff --git a/src/main/java/org/bukkit/inventory/ChiseledBookshelfInventory.java b/src/main/java/org/bukkit/inventory/ChiseledBookshelfInventory.java
index b99f26079c14931d443615fa81eac9791080ecb0..dadb5b3563b5835c821a2d55d1f076a58f73230d 100644
--- a/src/main/java/org/bukkit/inventory/ChiseledBookshelfInventory.java
+++ b/src/main/java/org/bukkit/inventory/ChiseledBookshelfInventory.java
@@ -6,6 +6,7 @@ import org.jetbrains.annotations.Nullable;
 /**
  * Interface to the inventory of a chiseled bookshelf.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface ChiseledBookshelfInventory extends Inventory {
 
     @Nullable
diff --git a/src/main/java/org/bukkit/inventory/SmithingTransformRecipe.java b/src/main/java/org/bukkit/inventory/SmithingTransformRecipe.java
index 08fd3eca8383cdc2d06c3ce973e8c402d279077e..c845b68217eef87668d0bd725c51181312128f47 100644
--- a/src/main/java/org/bukkit/inventory/SmithingTransformRecipe.java
+++ b/src/main/java/org/bukkit/inventory/SmithingTransformRecipe.java
@@ -6,6 +6,7 @@ import org.jetbrains.annotations.NotNull;
 /**
  * Represents a smithing transform recipe.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public class SmithingTransformRecipe extends SmithingRecipe {
 
     private final RecipeChoice template;
diff --git a/src/main/java/org/bukkit/inventory/SmithingTrimRecipe.java b/src/main/java/org/bukkit/inventory/SmithingTrimRecipe.java
index 32cbdc342615e76ff7a896e67cb0736b0bdf1978..69655ab0ece84c1d9a440c476fae7679f7c9cdf3 100644
--- a/src/main/java/org/bukkit/inventory/SmithingTrimRecipe.java
+++ b/src/main/java/org/bukkit/inventory/SmithingTrimRecipe.java
@@ -7,6 +7,7 @@ import org.jetbrains.annotations.NotNull;
 /**
  * Represents a smithing trim recipe.
  */
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public class SmithingTrimRecipe extends SmithingRecipe implements ComplexRecipe {
 
     private final RecipeChoice template;
diff --git a/src/main/java/org/bukkit/inventory/meta/BundleMeta.java b/src/main/java/org/bukkit/inventory/meta/BundleMeta.java
index bc992fdf6d5517995547d136e8cdbe4bd3496abe..72663706cce18a19697828f16b782c12168fb8f3 100644
--- a/src/main/java/org/bukkit/inventory/meta/BundleMeta.java
+++ b/src/main/java/org/bukkit/inventory/meta/BundleMeta.java
@@ -5,6 +5,7 @@ import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
+@org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
 public interface BundleMeta extends ItemMeta {
 
     /**
diff --git a/src/main/java/org/bukkit/inventory/meta/SkullMeta.java b/src/main/java/org/bukkit/inventory/meta/SkullMeta.java
index 862640b4611458dfbcd3be797eacd120fc8d1f9f..cf2313a0bbf74eaa6ef1d792356f1b05614eeeae 100644
--- a/src/main/java/org/bukkit/inventory/meta/SkullMeta.java
+++ b/src/main/java/org/bukkit/inventory/meta/SkullMeta.java
@@ -104,6 +104,7 @@ public interface SkullMeta extends ItemMeta {
      *
      * @param noteBlockSound the key of the sound to be played, or null
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     void setNoteBlockSound(@Nullable NamespacedKey noteBlockSound);
 
     /**
@@ -114,6 +115,7 @@ public interface SkullMeta extends ItemMeta {
      *
      * @return the key of the sound, or null
      */
+    @org.jetbrains.annotations.ApiStatus.Experimental // Paper - 1.20
     @Nullable
     NamespacedKey getNoteBlockSound();