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Minecraft 21w07a

Weekly work-in-progress build. Things break and get removed again. Full source data for this version is extracted and browsable below.

2,061 names shipped in this version. Each result opens the wiki page for that thing.

Contents (9)
  1. What changed in 21w07a
  2. Blocks
  3. Items
  4. New in-game text
  5. How to make the new things
  6. Fixes
  7. Development cycle
  8. Browse this version
  9. Neighbouring versions

Java What changed in 21w07a

Everything below is measured by comparing the game files of 21w06a with 21w07a — not copied from patch notes.

+17Blocks
+17Items
21w07a block and item additions

17 new blocks and items. Hover a slot for the name; click to open its page.

Blocks +17

Chiseled GrimstoneGrimstoneGrimstone Brick SlabGrimstone Brick StairsGrimstone Brick WallGrimstone BricksGrimstone SlabGrimstone StairsGrimstone Tile SlabGrimstone Tile StairsGrimstone Tile WallGrimstone TilesGrimstone WallPolished GrimstonePolished Grimstone SlabPolished Grimstone StairsPolished Grimstone Wall

Items +17

Chiseled GrimstoneGrimstoneGrimstone Brick SlabGrimstone Brick StairsGrimstone Brick WallGrimstone BricksGrimstone SlabGrimstone StairsGrimstone Tile SlabGrimstone Tile StairsGrimstone Tile WallGrimstone TilesGrimstone WallPolished GrimstonePolished Grimstone SlabPolished Grimstone StairsPolished Grimstone Wall

New in-game text 20

KeyText
block.minecraft.chiseled_grimstoneChiseled Grimstone
block.minecraft.grimstoneGrimstone
block.minecraft.grimstone_brick_slabGrimstone Brick Slab
block.minecraft.grimstone_brick_stairsGrimstone Brick Stairs
block.minecraft.grimstone_brick_wallGrimstone Brick Wall
block.minecraft.grimstone_bricksGrimstone Bricks
block.minecraft.grimstone_slabGrimstone Slab
block.minecraft.grimstone_stairsGrimstone Stairs
block.minecraft.grimstone_tile_slabGrimstone Tile Slab
block.minecraft.grimstone_tile_stairsGrimstone Tile Stairs
block.minecraft.grimstone_tile_wallGrimstone Tile Wall
block.minecraft.grimstone_tilesGrimstone Tiles
block.minecraft.grimstone_wallGrimstone Wall
block.minecraft.polished_grimstonePolished Grimstone
block.minecraft.polished_grimstone_slabPolished Grimstone Slab
block.minecraft.polished_grimstone_stairsPolished Grimstone Stairs
block.minecraft.polished_grimstone_wallPolished Grimstone Wall
chat.disabled.launcherChat disabled by launcher option, cannot send message
chat.disabled.optionsChat disabled in client options
chat.disabled.profileChat not allowed by account settings, cannot send message

How to make the new things 27

Hover a slot to see what goes in it.

ResultMade inRecipe
Chiseled GrimstoneCrafting
Chiseled GrimstoneStonecutting
Grimstone Brick SlabCrafting6
Grimstone Brick SlabStonecutting
Grimstone Brick StairsCrafting4
Grimstone Brick StairsStonecutting
Grimstone Brick WallCrafting6
Grimstone Brick WallStonecutting
Grimstone SlabCrafting6
Grimstone SlabStonecutting
Grimstone StairsCrafting4
Grimstone StairsStonecutting
Grimstone Tile SlabCrafting6
Grimstone Tile SlabStonecutting
Grimstone Tile StairsCrafting4
Grimstone Tile StairsStonecutting
Grimstone Tile WallCrafting6
Grimstone Tile WallStonecutting
Grimstone WallCrafting6
Grimstone WallStonecutting
Polished GrimstoneCrafting4
Polished Grimstone SlabCrafting6
Polished Grimstone SlabStonecutting
Polished Grimstone StairsCrafting4
Polished Grimstone StairsStonecutting
Polished Grimstone WallCrafting6
Polished Grimstone WallStonecutting
Full comparison pageEvery registry, side by side

Fixes 10

Read from Mojang’s own release notes for Minecraft Snapshot 21w07a, published 2021-02-17. Every entry keeps its original bug ID.

10 issues fixed, read from Mojang’s own patch notes. Each entry keeps its original bug ID.

Fixed bugs in 21w07a 10

  • MC-147589 Vines no longer randomly generate in jungles
  • MC-208613 Amount of players who need to sleep to skip the night is calculated incorrectly
  • MC-208618 Clicking on a bed immediately skips the night if gamerule playersSleepingPercentage is set to 0
  • MC-211224 Seagrass can occasionally replace parts of a swamp hut
  • MC-214082 Crash after placing soul sand or magma under 2032 tall water
  • MC-214814 Strongholds generate floating and without walls, floors, or ceilings when inside caves
  • MC-214844 Bedrock can be exposed to the air at the very bottom of the new caves
  • MC-214885 Beacon beam only render 256 blocks from source
  • MC-214973 Powder snow bucket in a dispenser at y = 319 facing upwards or at y = -64 facing downwards is replaced with empty bucket, despite no powder snow being placed
  • MC-214986 Large dripstones only generate as stalagmites below Y=0

Development cycle

This build was part of the run-up to 1.17. Everything tested here landed in that release.

Minecraft 1.17The release this one led to

Browse this version

BlocksEvery blockItemsEvery itemRecipesEvery recipeTagsEvery tag

Neighbouring versions

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