21w03a — release journal

What 21w03a changed for data packs, measured against 20w51a, the build before it. Released 2021-01-20; development build — not a release.

⚠ Entries removed

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

Formats

20w51a21w03a
Data pack format7.07.0
Resource pack format7.07.0
Data version26872689

Registries

49 entries added and 18 removed across 13 registries.

RegistryChangeAddedRemoved
advancementchangedrecipes/building_blocks/dripstone_block, recipes/building_blocks/waxed_cut_copper, recipes/building_blocks/waxed_lightly_weathered_cut_copper, recipes/building_blocks/waxed_semi_weathered_cut_copper, recipes/decorations/glow_item_framerecipes/building_blocks/waxed_cut_copper_from_waxed_block, recipes/building_blocks/waxed_lightly_weathered_cut_copper_from_waxed_block, recipes/building_blocks/waxed_semi_weathered_cut_copper_from_waxed_block
blockchangedglow_lichen—
block_definitionchangedglow_item_frame, glow_lichen—
entity_typechangedglow_item_frame, glow_squid—
itemchangedglow_ink_sac, glow_item_frame, glow_lichen, glow_squid_spawn_egg—
loot_tablechangedblocks/glow_lichen, entities/glow_squid—
modelchangedblock/glow_item_frame, block/glow_item_frame_map, block/glow_lichen, block/template_item_frame, block/template_item_frame_map, block/vine, item/glow_ink_sac, item/glow_item_frame, item/glow_lichen, item/glow_squid_spawn_eggblock/vine_1, block/vine_1u, block/vine_2, block/vine_2_opposite, block/vine_2u, block/vine_2u_opposite, block/vine_3, block/vine_3u, block/vine_4, block/vine_4u, block/vine_u
particle_typechangedglow, glow_squid_ink—
recipechangeddripstone_block, glow_item_frame, waxed_cut_copper, waxed_lightly_weathered_cut_copper, waxed_semi_weathered_cut_copperwaxed_cut_copper_from_waxed_block, waxed_lightly_weathered_cut_copper_from_waxed_block, waxed_semi_weathered_cut_copper_from_waxed_block
sound_eventchangedentity.glow_squid.ambient, entity.glow_squid.death, entity.glow_squid.hurt, entity.glow_squid.squirt, item.dye.use, item.glow_ink_sac.use, item.ink_sac.use—
texturechangedblock/glow_item_frame, block/glow_lichen, entity/squid/glow_squid, entity/squid/squid, item/glow_ink_sac, item/glow_item_frame, particle/glowentity/squid
worldgen/configured_featurechangedglow_lichen—
worldgen/featurechangedglow_lichen—

The official notes

Read the 21w03a article on minecraft.net.

The article has no technical-changes section — it lists bug fixes only, or predates that heading.

Minecraft Wiki page for 21w03a.

In the journal

← 20w51a · All builds · 21w05a →

Sources