23w12a — release journal

What 23w12a changed for data packs, measured against 1.19.4, the build before it. Released 2023-03-22; development build — not a release.

⚠ Entries removed

32 registry entries were removed. A pack that names one of them will fail to parse where it does.

Formats

	1.19.4	23w12a
Data pack format	12.0	13.0 moved
Resource pack format	13.0	13.0
Data version	3337	3442

Registries

515 entries added and 32 removed across 29 registries.

Registry	Change	Added	Removed
`rule_block_entity_modifier`	new registry	`append_loot`, `append_static`, `clear`, `passthrough`	—
`trim_material`	new registry	`amethyst`, `copper`, `diamond`, `emerald`, `gold`, `iron`, `lapis`, `netherite`, `quartz`, `redstone`	—
`trim_pattern`	new registry	`coast`, `dune`, `eye`, `host`, `raiser`, `rib`, `sentry`, `shaper`, `silence`, `snout`, `spire`, `tide`, `vex`, `ward`, `wayfinder`, `wild`	—
`advancement`	changed	`recipes/building_blocks/bamboo_block`, `recipes/building_blocks/bamboo_mosaic_slab`, `recipes/building_blocks/bamboo_mosaic_stairs`, `recipes/building_blocks/bamboo_planks`, `recipes/building_blocks/bamboo_slab`, `recipes/building_blocks/bamboo_stairs`, `recipes/building_blocks/cherry_planks`, `recipes/building_blocks/cherry_slab`, `recipes/building_blocks/cherry_stairs`, `recipes/building_blocks/cherry_wood`, `recipes/building_blocks/chiseled_bookshelf`, `recipes/building_blocks/stripped_cherry_wood`, `recipes/decorations/acacia_hanging_sign`, `recipes/decorations/bamboo_fence`, `recipes/decorations/bamboo_hanging_sign`, `recipes/decorations/bamboo_mosaic`, `recipes/decorations/bamboo_sign`, `recipes/decorations/birch_hanging_sign`, `recipes/decorations/cherry_fence`, `recipes/decorations/cherry_hanging_sign`, `recipes/decorations/cherry_sign`, `recipes/decorations/crimson_hanging_sign`, `recipes/decorations/dark_oak_hanging_sign`, `recipes/decorations/decorated_pot_simple`, `recipes/decorations/jungle_hanging_sign`, `recipes/decorations/mangrove_hanging_sign`, `recipes/decorations/oak_hanging_sign`, `recipes/decorations/spruce_hanging_sign`, `recipes/decorations/warped_hanging_sign`, `recipes/misc/coast_armor_trim_smithing_template`, `recipes/misc/coast_armor_trim_smithing_template_smithing_trim`, `recipes/misc/cyan_dye_from_pitcher_plant`, `recipes/misc/dune_armor_trim_smithing_template`, `recipes/misc/dune_armor_trim_smithing_template_smithing_trim`, `recipes/misc/eye_armor_trim_smithing_template`, `recipes/misc/eye_armor_trim_smithing_template_smithing_trim`, `recipes/misc/host_armor_trim_smithing_template`, `recipes/misc/host_armor_trim_smithing_template_smithing_trim`, `recipes/misc/netherite_upgrade_smithing_template`, `recipes/misc/orange_dye_from_torchflower`, `recipes/misc/pink_dye_from_pink_petals`, `recipes/misc/raiser_armor_trim_smithing_template`, `recipes/misc/raiser_armor_trim_smithing_template_smithing_trim`, `recipes/misc/rib_armor_trim_smithing_template`, `recipes/misc/rib_armor_trim_smithing_template_smithing_trim`, `recipes/misc/sentry_armor_trim_smithing_template`, `recipes/misc/sentry_armor_trim_smithing_template_smithing_trim`, `recipes/misc/shaper_armor_trim_smithing_template`, `recipes/misc/shaper_armor_trim_smithing_template_smithing_trim`, `recipes/misc/silence_armor_trim_smithing_template`, `recipes/misc/silence_armor_trim_smithing_template_smithing_trim`, `recipes/misc/snout_armor_trim_smithing_template`, `recipes/misc/snout_armor_trim_smithing_template_smithing_trim`, `recipes/misc/spire_armor_trim_smithing_template`, `recipes/misc/spire_armor_trim_smithing_template_smithing_trim`, `recipes/misc/tide_armor_trim_smithing_template`, `recipes/misc/tide_armor_trim_smithing_template_smithing_trim`, `recipes/misc/vex_armor_trim_smithing_template`, `recipes/misc/vex_armor_trim_smithing_template_smithing_trim`, `recipes/misc/ward_armor_trim_smithing_template` and 21 more	—
`block`	changed	`calibrated_sculk_sensor`, `pitcher_crop`, `pitcher_plant`, `sniffer_egg`, `suspicious_gravel`	—
`block_definition`	changed	`calibrated_sculk_sensor`, `pitcher_crop`, `pitcher_plant`, `sniffer_egg`, `suspicious_gravel`	—
`block_entity_type`	changed	`brushable_block`, `calibrated_sculk_sensor`	`suspicious_sand`
`datapack`	changed	—	`update_1_20`
`decorated_pot_patterns`	changed	`angler_pottery_pattern`, `archer_pottery_pattern`, `arms_up_pottery_pattern`, `blade_pottery_pattern`, `brewer_pottery_pattern`, `burn_pottery_pattern`, `danger_pottery_pattern`, `explorer_pottery_pattern`, `friend_pottery_pattern`, `heart_pottery_pattern`, `heartbreak_pottery_pattern`, `howl_pottery_pattern`, `miner_pottery_pattern`, `mourner_pottery_pattern`, `plenty_pottery_pattern`, `prize_pottery_pattern`, `sheaf_pottery_pattern`, `shelter_pottery_pattern`, `skull_pottery_pattern`, `snort_pottery_pattern`	`pottery_pattern_archer`, `pottery_pattern_arms_up`, `pottery_pattern_prize`, `pottery_pattern_skull`
`game_event`	changed	`resonate_1`, `resonate_10`, `resonate_11`, `resonate_12`, `resonate_13`, `resonate_14`, `resonate_15`, `resonate_2`, `resonate_3`, `resonate_4`, `resonate_5`, `resonate_6`, `resonate_7`, `resonate_8`, `resonate_9`	`dispense_fail`, `piston_contract`, `piston_extend`
`item`	changed	`angler_pottery_shard`, `archer_pottery_shard`, `arms_up_pottery_shard`, `blade_pottery_shard`, `brewer_pottery_shard`, `burn_pottery_shard`, `calibrated_sculk_sensor`, `danger_pottery_shard`, `explorer_pottery_shard`, `friend_pottery_shard`, `heart_pottery_shard`, `heartbreak_pottery_shard`, `host_armor_trim_smithing_template`, `howl_pottery_shard`, `miner_pottery_shard`, `mourner_pottery_shard`, `pitcher_plant`, `pitcher_pod`, `plenty_pottery_shard`, `prize_pottery_shard`, `raiser_armor_trim_smithing_template`, `shaper_armor_trim_smithing_template`, `sheaf_pottery_shard`, `shelter_pottery_shard`, `silence_armor_trim_smithing_template`, `skull_pottery_shard`, `sniffer_egg`, `snort_pottery_shard`, `suspicious_gravel`, `wayfinder_armor_trim_smithing_template`	`pottery_shard_archer`, `pottery_shard_arms_up`, `pottery_shard_prize`, `pottery_shard_skull`
`loot_table`	changed	`archaeology/desert_pyramid`, `archaeology/desert_well`, `archaeology/ocean_ruin_cold`, `archaeology/ocean_ruin_warm`, `archaeology/trail_ruins`, `blocks/calibrated_sculk_sensor`, `blocks/pitcher_crop`, `blocks/pitcher_plant`, `blocks/sniffer_egg`, `blocks/suspicious_gravel`	—
`menu`	changed	—	`legacy_smithing`
`model`	changed	`block/calibrated_sculk_sensor`, `block/calibrated_sculk_sensor_active`, `block/calibrated_sculk_sensor_inactive`, `block/pitcher_crop_bottom_stage_0`, `block/pitcher_crop_bottom_stage_1`, `block/pitcher_crop_bottom_stage_2`, `block/pitcher_crop_bottom_stage_3`, `block/pitcher_crop_bottom_stage_4`, `block/pitcher_crop_top_stage_0`, `block/pitcher_crop_top_stage_1`, `block/pitcher_crop_top_stage_2`, `block/pitcher_crop_top_stage_3`, `block/pitcher_crop_top_stage_4`, `block/pitcher_plant_bottom`, `block/pitcher_plant_top`, `block/sniffer_egg`, `block/sniffer_egg_not_cracked`, `block/sniffer_egg_slightly_cracked`, `block/sniffer_egg_very_cracked`, `block/suspicious_gravel_0`, `block/suspicious_gravel_1`, `block/suspicious_gravel_2`, `block/suspicious_gravel_3`, `item/angler_pottery_shard`, `item/archer_pottery_shard`, `item/arms_up_pottery_shard`, `item/blade_pottery_shard`, `item/brewer_pottery_shard`, `item/burn_pottery_shard`, `item/calibrated_sculk_sensor`, `item/danger_pottery_shard`, `item/explorer_pottery_shard`, `item/friend_pottery_shard`, `item/heart_pottery_shard`, `item/heartbreak_pottery_shard`, `item/host_armor_trim_smithing_template`, `item/howl_pottery_shard`, `item/miner_pottery_shard`, `item/mourner_pottery_shard`, `item/pitcher_plant`, `item/pitcher_pod`, `item/plenty_pottery_shard`, `item/prize_pottery_shard`, `item/raiser_armor_trim_smithing_template`, `item/shaper_armor_trim_smithing_template`, `item/sheaf_pottery_shard`, `item/shelter_pottery_shard`, `item/silence_armor_trim_smithing_template`, `item/skull_pottery_shard`, `item/sniffer_egg`, `item/snort_pottery_shard`, `item/suspicious_gravel`, `item/wayfinder_armor_trim_smithing_template`	`item/pottery_shard_archer`, `item/pottery_shard_arms_up`, `item/pottery_shard_prize`, `item/pottery_shard_skull`
`particle_type`	changed	`cherry_leaves`, `egg_crack`	`dripping_cherry_leaves`, `falling_cherry_leaves`, `landing_cherry_leaves`
`recipe`	changed	`acacia_hanging_sign`, `bamboo_block`, `bamboo_button`, `bamboo_chest_raft`, `bamboo_door`, `bamboo_fence`, `bamboo_fence_gate`, `bamboo_hanging_sign`, `bamboo_mosaic`, `bamboo_mosaic_slab`, `bamboo_mosaic_stairs`, `bamboo_planks`, `bamboo_pressure_plate`, `bamboo_raft`, `bamboo_sign`, `bamboo_slab`, `bamboo_stairs`, `bamboo_trapdoor`, `birch_hanging_sign`, `brush`, `calibrated_sculk_sensor`, `cherry_boat`, `cherry_button`, `cherry_chest_boat`, `cherry_door`, `cherry_fence`, `cherry_fence_gate`, `cherry_hanging_sign`, `cherry_planks`, `cherry_pressure_plate`, `cherry_sign`, `cherry_slab`, `cherry_stairs`, `cherry_trapdoor`, `cherry_wood`, `chiseled_bookshelf`, `coast_armor_trim_smithing_template`, `coast_armor_trim_smithing_template_smithing_trim`, `crimson_hanging_sign`, `cyan_dye_from_pitcher_plant`, `dark_oak_hanging_sign`, `decorated_pot`, `decorated_pot_simple`, `dune_armor_trim_smithing_template`, `dune_armor_trim_smithing_template_smithing_trim`, `eye_armor_trim_smithing_template`, `eye_armor_trim_smithing_template_smithing_trim`, `host_armor_trim_smithing_template`, `host_armor_trim_smithing_template_smithing_trim`, `jungle_hanging_sign`, `mangrove_hanging_sign`, `netherite_upgrade_smithing_template`, `oak_hanging_sign`, `orange_dye_from_torchflower`, `pink_dye_from_pink_petals`, `raiser_armor_trim_smithing_template`, `raiser_armor_trim_smithing_template_smithing_trim`, `rib_armor_trim_smithing_template`, `rib_armor_trim_smithing_template_smithing_trim`, `sentry_armor_trim_smithing_template` and 22 more	—
`recipe_serializer`	changed	—	`smithing`
`sound_event`	changed	`block.amethyst_block.resonate`, `block.sign.waxed_interact_fail`, `block.suspicious_gravel.break`, `block.suspicious_gravel.fall`, `block.suspicious_gravel.hit`, `block.suspicious_gravel.place`, `block.suspicious_gravel.step`, `entity.sniffer.egg_crack`, `entity.sniffer.egg_hatch`, `item.brush.brushing.generic`, `item.brush.brushing.gravel`, `item.brush.brushing.gravel.complete`, `item.brush.brushing.sand`, `item.brush.brushing.sand.complete`	`item.brush.brush_sand_completed`, `item.brush.brushing`
`structure`	changed	`trail_ruins/buildings/group_entrance_three_1`, `trail_ruins/buildings/group_entrance_two_1`, `trail_ruins/buildings/group_entrance_two_2`, `trail_ruins/buildings/group_room_one_1`, `trail_ruins/buildings/group_room_one_2`, `trail_ruins/buildings/group_room_two_1`, `trail_ruins/buildings/group_room_two_2`, `trail_ruins/buildings/group_room_two_3`, `trail_ruins/buildings/group_room_two_4`, `trail_ruins/buildings/group_room_two_5`, `trail_ruins/buildings/large_room_1`, `trail_ruins/buildings/large_room_2`, `trail_ruins/buildings/large_room_3`, `trail_ruins/buildings/one_room_1`, `trail_ruins/buildings/one_room_2`, `trail_ruins/buildings/one_room_3`, `trail_ruins/buildings/one_room_4`, `trail_ruins/decor/decor_1`, `trail_ruins/decor/decor_2`, `trail_ruins/decor/decor_3`, `trail_ruins/decor/decor_4`, `trail_ruins/decor/decor_5`, `trail_ruins/decor/decor_6`, `trail_ruins/roads/long_road_end`, `trail_ruins/roads/road_end_1`, `trail_ruins/roads/road_end_1s`, `trail_ruins/roads/road_section_1`, `trail_ruins/roads/road_section_2`, `trail_ruins/roads/road_section_3`, `trail_ruins/roads/road_section_4`, `trail_ruins/roads/road_spacer_1`, `trail_ruins/tower/hall_1`, `trail_ruins/tower/hall_2`, `trail_ruins/tower/large_hall_1`, `trail_ruins/tower/large_hall_2`, `trail_ruins/tower/one_room_1`, `trail_ruins/tower/platform_1`, `trail_ruins/tower/stable_1`, `trail_ruins/tower/tower_1`, `trail_ruins/tower/tower_2`, `trail_ruins/tower/tower_3`	—
`tag/block`	changed	`all_hanging_signs`, `bamboo_blocks`, `ceiling_hanging_signs`, `cherry_logs`, `combination_step_sound_blocks`, `sniffer_diggable_block`, `sniffer_egg_hatch_boost`, `trail_ruins_replaceable`, `vibration_resonators`, `wall_hanging_signs`	—
`tag/item`	changed	`bamboo_blocks`, `bookshelf_books`, `breaks_decorated_pots`, `cherry_logs`, `decorated_pot_shards`, `hanging_signs`, `noteblock_top_instruments`, `sniffer_food`, `trim_materials`, `trim_templates`, `trimmable_armor`	—
`tag/worldgen/biome`	changed	`has_structure/trail_ruins`	—
`texture`	changed	`block/calibrated_sculk_sensor_amethyst`, `block/calibrated_sculk_sensor_input_side`, `block/calibrated_sculk_sensor_top`, `block/pitcher_crop_bottom`, `block/pitcher_crop_bottom_stage_1`, `block/pitcher_crop_bottom_stage_2`, `block/pitcher_crop_bottom_stage_3`, `block/pitcher_crop_bottom_stage_4`, `block/pitcher_crop_side`, `block/pitcher_crop_top`, `block/pitcher_crop_top_stage_3`, `block/pitcher_crop_top_stage_4`, `block/sniffer_egg_not_cracked`, `block/sniffer_egg_slightly_cracked`, `block/sniffer_egg_very_cracked`, `block/suspicious_gravel_0`, `block/suspicious_gravel_1`, `block/suspicious_gravel_2`, `block/suspicious_gravel_3`, `entity/decorated_pot/angler_pottery_pattern`, `entity/decorated_pot/archer_pottery_pattern`, `entity/decorated_pot/arms_up_pottery_pattern`, `entity/decorated_pot/blade_pottery_pattern`, `entity/decorated_pot/brewer_pottery_pattern`, `entity/decorated_pot/burn_pottery_pattern`, `entity/decorated_pot/danger_pottery_pattern`, `entity/decorated_pot/explorer_pottery_pattern`, `entity/decorated_pot/friend_pottery_pattern`, `entity/decorated_pot/heart_pottery_pattern`, `entity/decorated_pot/heartbreak_pottery_pattern`, `entity/decorated_pot/howl_pottery_pattern`, `entity/decorated_pot/miner_pottery_pattern`, `entity/decorated_pot/mourner_pottery_pattern`, `entity/decorated_pot/plenty_pottery_pattern`, `entity/decorated_pot/prize_pottery_pattern`, `entity/decorated_pot/sheaf_pottery_pattern`, `entity/decorated_pot/shelter_pottery_pattern`, `entity/decorated_pot/skull_pottery_pattern`, `entity/decorated_pot/snort_pottery_pattern`, `item/angler_pottery_shard`, `item/archer_pottery_shard`, `item/arms_up_pottery_shard`, `item/blade_pottery_shard`, `item/brewer_pottery_shard`, `item/burn_pottery_shard`, `item/danger_pottery_shard`, `item/explorer_pottery_shard`, `item/friend_pottery_shard`, `item/heart_pottery_shard`, `item/heartbreak_pottery_shard`, `item/host_armor_trim_smithing_template`, `item/howl_pottery_shard`, `item/miner_pottery_shard`, `item/mourner_pottery_shard`, `item/pitcher_plant`, `item/pitcher_pod`, `item/plenty_pottery_shard`, `item/prize_pottery_shard`, `item/raiser_armor_trim_smithing_template`, `item/shaper_armor_trim_smithing_template` and 32 more	`entity/decorated_pot/pottery_pattern_archer`, `entity/decorated_pot/pottery_pattern_arms_up`, `entity/decorated_pot/pottery_pattern_prize`, `entity/decorated_pot/pottery_pattern_skull`, `item/pottery_shard_archer`, `item/pottery_shard_arms_up`, `item/pottery_shard_prize`, `item/pottery_shard_skull`
`worldgen/biome`	changed	`cherry_grove`	—
`worldgen/processor_list`	changed	`trail_ruins_suspicious_sand`	—
`worldgen/structure`	changed	`trail_ruins`	—
`worldgen/structure_processor`	changed	`capped`	—
`worldgen/structure_set`	changed	`trail_ruins`	—
`worldgen/template_pool`	changed	`trail_ruins/buildings`, `trail_ruins/buildings/grouped`, `trail_ruins/decor`, `trail_ruins/roads`, `trail_ruins/tower`, `trail_ruins/tower/additions`	—

The official notes

Read the 23w12a article on minecraft.net.

That article's technical changes are grouped under these headings — open it for the detail:

Structure post-processors
Capped post-processor
Rule post-processor block entity configuration
Game Events
Tags
Step Sounds
Display entity
Interpolation changes

Minecraft Wiki page for 23w12a.

In the journal

← 1.19.4 · All builds · 23w13a →

Sources

misode/mcmeta — 23w12a summary — formats and registries, generated from the game’s own data.
minecraft.net — 23w12a — section names only.