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Minecraft 23w43a

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

2,490 names shipped in this version. Each result opens the wiki page for that thing.

Contents (11)
  1. What changed in 23w43a
  2. Blocks
  3. Items
  4. Sound events
  5. How to make the new things
  6. New in-game text
  7. Reworded text
  8. Fixes
  9. Development cycle
  10. Browse this version
  11. Neighbouring versions

Java What changed in 23w43a

Everything below is measured by comparing the game files of 23w42a with 23w43a — not copied from patch notes.

+53Blocks
+53Items
+27Sound events
23w43a block and item additions

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

Blocks +53

Chiseled CopperChiseled TuffChiseled Tuff BricksCopper BulbCopper DoorCopper GrateCopper TrapdoorExposed Chiseled CopperExposed Copper BulbExposed Copper DoorExposed Copper GrateExposed Copper TrapdoorOxidized Chiseled CopperOxidized Copper BulbOxidized Copper DoorOxidized Copper GrateOxidized Copper TrapdoorPolished TuffPolished Tuff SlabPolished Tuff StairsPolished Tuff WallTuff Brick SlabTuff Brick StairsTuff Brick WallTuff BricksTuff SlabTuff StairsTuff WallWaxed Chiseled CopperWaxed Copper BulbWaxed Copper DoorWaxed Copper GrateWaxed Copper TrapdoorWaxed Exposed Chiseled CopperWaxed Exposed Copper BulbWaxed Exposed Copper DoorWaxed Exposed Copper GrateWaxed Exposed Copper TrapdoorWaxed Oxidized Chiseled CopperWaxed Oxidized Copper BulbWaxed Oxidized Copper DoorWaxed Oxidized Copper GrateWaxed Oxidized Copper TrapdoorWaxed Weathered Chiseled CopperWaxed Weathered Copper BulbWaxed Weathered Copper DoorWaxed Weathered Copper GrateWaxed Weathered Copper TrapdoorWeathered Chiseled CopperWeathered Copper BulbWeathered Copper DoorWeathered Copper GrateWeathered Copper Trapdoor

Items +53

Chiseled CopperChiseled TuffChiseled Tuff BricksCopper BulbCopper DoorCopper GrateCopper TrapdoorExposed Chiseled CopperExposed Copper BulbExposed Copper DoorExposed Copper GrateExposed Copper TrapdoorOxidized Chiseled CopperOxidized Copper BulbOxidized Copper DoorOxidized Copper GrateOxidized Copper TrapdoorPolished TuffPolished Tuff SlabPolished Tuff StairsPolished Tuff WallTuff Brick SlabTuff Brick StairsTuff Brick WallTuff BricksTuff SlabTuff StairsTuff WallWaxed Chiseled CopperWaxed Copper BulbWaxed Copper DoorWaxed Copper GrateWaxed Copper TrapdoorWaxed Exposed Chiseled CopperWaxed Exposed Copper BulbWaxed Exposed Copper DoorWaxed Exposed Copper GrateWaxed Exposed Copper TrapdoorWaxed Oxidized Chiseled CopperWaxed Oxidized Copper BulbWaxed Oxidized Copper DoorWaxed Oxidized Copper GrateWaxed Oxidized Copper TrapdoorWaxed Weathered Chiseled CopperWaxed Weathered Copper BulbWaxed Weathered Copper DoorWaxed Weathered Copper GrateWaxed Weathered Copper TrapdoorWeathered Chiseled CopperWeathered Copper BulbWeathered Copper DoorWeathered Copper GrateWeathered Copper Trapdoor

Sound events +27

Block.Copper Bulb.BreakBlock.Copper Bulb.FallBlock.Copper Bulb.HitBlock.Copper Bulb.PlaceBlock.Copper Bulb.StepBlock.Copper Bulb.Turn OffBlock.Copper Bulb.Turn OnBlock.Copper Door.CloseBlock.Copper Door.OpenBlock.Copper Grate.BreakBlock.Copper Grate.FallBlock.Copper Grate.HitBlock.Copper Grate.PlaceBlock.Copper Grate.StepBlock.Copper Trapdoor.CloseBlock.Copper Trapdoor.OpenBlock.Polished Tuff.BreakBlock.Polished Tuff.FallBlock.Polished Tuff.HitBlock.Polished Tuff.PlaceBlock.Polished Tuff.StepBlock.Tuff Bricks.BreakBlock.Tuff Bricks.FallBlock.Tuff Bricks.HitBlock.Tuff Bricks.PlaceBlock.Tuff Bricks.StepEntity.Player.Teleport

How to make the new things 57

Hover a slot to see what goes in it.

ResultMade inRecipe
Chiseled CopperCrafting
Chiseled TuffCrafting
Chiseled Tuff BricksCrafting
Copper DoorCrafting3
Copper TrapdoorCrafting2
Exposed Chiseled CopperCrafting
Exposed Copper DoorCrafting3
Exposed Copper TrapdoorCrafting2
Oxidized Chiseled CopperCrafting
Oxidized Copper DoorCrafting3
Oxidized Copper TrapdoorCrafting2
Polished TuffCrafting4
Polished Tuff SlabCrafting6
Polished Tuff StairsCrafting4
Polished Tuff WallCrafting6
Tuff Brick SlabCrafting6
Tuff Brick StairsCrafting4
Tuff Brick WallCrafting6
Tuff BricksCrafting4
Tuff SlabCrafting6
Tuff StairsCrafting4
Tuff WallCrafting6
Waxed Chiseled CopperCrafting
Waxed Chiseled CopperCrafting
Waxed Copper BulbCrafting
Waxed Copper DoorCrafting3
Waxed Copper DoorCrafting
Waxed Copper GrateCrafting
Waxed Copper TrapdoorCrafting2
Waxed Copper TrapdoorCrafting
Waxed Exposed Chiseled CopperCrafting
Waxed Exposed Chiseled CopperCrafting
Waxed Exposed Copper BulbCrafting
Waxed Exposed Copper DoorCrafting3
Waxed Exposed Copper DoorCrafting
Waxed Exposed Copper GrateCrafting
Waxed Exposed Copper TrapdoorCrafting2
Waxed Exposed Copper TrapdoorCrafting
Waxed Oxidized Chiseled CopperCrafting
Waxed Oxidized Chiseled CopperCrafting
Waxed Oxidized Copper BulbCrafting
Waxed Oxidized Copper DoorCrafting3
Waxed Oxidized Copper DoorCrafting
Waxed Oxidized Copper GrateCrafting
Waxed Oxidized Copper TrapdoorCrafting2
Waxed Oxidized Copper TrapdoorCrafting
Waxed Weathered Chiseled CopperCrafting
Waxed Weathered Chiseled CopperCrafting
Waxed Weathered Copper BulbCrafting
Waxed Weathered Copper DoorCrafting3
Waxed Weathered Copper DoorCrafting
Waxed Weathered Copper GrateCrafting
Waxed Weathered Copper TrapdoorCrafting2
Waxed Weathered Copper TrapdoorCrafting
Weathered Chiseled CopperCrafting
Weathered Copper DoorCrafting3
Weathered Copper TrapdoorCrafting2

New in-game text 74

KeyText
block.minecraft.chiseled_copperChiseled Copper
block.minecraft.chiseled_tuffChiseled Tuff
block.minecraft.chiseled_tuff_bricksChiseled Tuff Bricks
block.minecraft.copper_bulbCopper Bulb
block.minecraft.copper_doorCopper Door
block.minecraft.copper_grateCopper Grate
block.minecraft.copper_trapdoorCopper Trapdoor
block.minecraft.exposed_chiseled_copperExposed Chiseled Copper
block.minecraft.exposed_copper_bulbExposed Copper Bulb
block.minecraft.exposed_copper_doorExposed Copper Door
block.minecraft.exposed_copper_grateExposed Copper Grate
block.minecraft.exposed_copper_trapdoorExposed Copper Trapdoor
block.minecraft.oxidized_chiseled_copperOxidized Chiseled Copper
block.minecraft.oxidized_copper_bulbOxidized Copper Bulb
block.minecraft.oxidized_copper_doorOxidized Copper Door
block.minecraft.oxidized_copper_grateOxidized Copper Grate
block.minecraft.oxidized_copper_trapdoorOxidized Copper Trapdoor
block.minecraft.polished_tuffPolished Tuff
block.minecraft.polished_tuff_slabPolished Tuff Slab
block.minecraft.polished_tuff_stairsPolished Tuff Stairs
block.minecraft.polished_tuff_wallPolished Tuff Wall
block.minecraft.tuff_brick_slabTuff Brick Slab
block.minecraft.tuff_brick_stairsTuff Brick Stairs
block.minecraft.tuff_brick_wallTuff Brick Wall
block.minecraft.tuff_bricksTuff Bricks
block.minecraft.tuff_slabTuff Slab
block.minecraft.tuff_stairsTuff Stairs
block.minecraft.tuff_wallTuff Wall
block.minecraft.waxed_chiseled_copperWaxed Chiseled Copper
block.minecraft.waxed_copper_bulbWaxed Copper Bulb
block.minecraft.waxed_copper_doorWaxed Copper Door
block.minecraft.waxed_copper_grateWaxed Copper Grate
block.minecraft.waxed_copper_trapdoorWaxed Copper Trapdoor
block.minecraft.waxed_exposed_chiseled_copperWaxed Exposed Chiseled Copper
block.minecraft.waxed_exposed_copper_bulbWaxed Exposed Copper Bulb
block.minecraft.waxed_exposed_copper_doorWaxed Exposed Copper Door
block.minecraft.waxed_exposed_copper_grateWaxed Exposed Copper Grate
block.minecraft.waxed_exposed_copper_trapdoorWaxed Exposed Copper Trapdoor
block.minecraft.waxed_oxidized_chiseled_copperWaxed Oxidized Chiseled Copper
block.minecraft.waxed_oxidized_copper_bulbWaxed Oxidized Copper Bulb
block.minecraft.waxed_oxidized_copper_doorWaxed Oxidized Copper Door
block.minecraft.waxed_oxidized_copper_grateWaxed Oxidized Copper Grate
block.minecraft.waxed_oxidized_copper_trapdoorWaxed Oxidized Copper Trapdoor
block.minecraft.waxed_weathered_chiseled_copperWaxed Weathered Chiseled Copper
block.minecraft.waxed_weathered_copper_bulbWaxed Weathered Copper Bulb
block.minecraft.waxed_weathered_copper_doorWaxed Weathered Copper Door
block.minecraft.waxed_weathered_copper_grateWaxed Weathered Copper Grate
block.minecraft.waxed_weathered_copper_trapdoorWaxed Weathered Copper Trapdoor
block.minecraft.weathered_chiseled_copperWeathered Chiseled Copper
block.minecraft.weathered_copper_bulbWeathered Copper Bulb
block.minecraft.weathered_copper_doorWeathered Copper Door
block.minecraft.weathered_copper_grateWeathered Copper Grate
block.minecraft.weathered_copper_trapdoorWeathered Copper Trapdoor
commands.tick.query.percentilesPercentiles: P50: %sms P95: %sms P99: %sms, sample: %s
commands.tick.query.rate.runningTarget tick rate: %s per second. Average time per tick: %sms (Target: %sms)
commands.tick.query.rate.sprintingTarget tick rate: %s per second (ingored, reference only). Average time per tick: %sms
commands.tick.rate.successSet the target tick rate to %s per second
commands.tick.sprint.reportSprint completed with %s ticks per second, or %s ms per tick
commands.tick.sprint.stop.failNo tick sprint in progress
commands.tick.sprint.stop.successA tick sprint interrupted
commands.tick.status.frozenThe game is frozen
commands.tick.status.runningThe game runs normally
commands.tick.status.sprintingThe game is sprinting
commands.tick.step.failUnable to step the game - the game must be frozen first
commands.tick.step.stop.failNo tick step in progress
commands.tick.step.stop.successA tick step interrupted
commands.tick.step.successStepping %s tick(s)
jigsaw_block.placement_priorityPlacement Priority:
jigsaw_block.placement_priority.tooltipWhen this Jigsaw block connects to a piece, this is the order in which that piece is processed for connections in the wider structure. Pieces will be processed in descending priority with insertion order breaking ties.
jigsaw_block.selection_prioritySelection Priority:
jigsaw_block.selection_priority.tooltipWhen the parent piece is being processed for connections, this is the order in which this Jigsaw block attempts to connect to its target piece. Jigsaws will be processed in descending priority with random ordering breaking ties.
subtitles.entity.player.teleportPlayer teleports
telemetry.event.optional.disabled%s (Optional) - Disabled
telemetry_info.opt_in.descriptionI consent to sending optional telemetry data

Reworded text 11

Wording Mojang changed in this version.

KeyBeforeAfter
gamerule.commandModificationBlockLimitCommand Modification Block LimitCommand modification block limit
mco.snapshot.descriptionPaired with %sPaired with "%s"
mco.snapshot.friendsRealm.upgrade%s needs to upgrade their Realm before you can play from this Snapshot%s needs to upgrade their Realm before you can play from this version
mco.snapshot.pairedThis Snapshot Realm is paired with %sThis Snapshot Realm is paired with "%s"
recover_world.messageThe following issues occured while trying to read world folder "%s". It might be possible to restore the world from an older state or you can report this issue on the bug tracker.The following issues occurred while trying to read world folder "%s". It might be possible to restore the world from an older state or you can report this issue on the bug tracker.
recover_world.no_fallbackNo state to recover from availibleNo state to recover from available
selectWorld.incompatible.descriptionThis world can not be opened in this version. It was last played in version %s.This world cannot be opened in this version. It was last played in version %s.
selectWorld.incompatible.tooltipThis world can not be opened because it was created by an incompatible version.This world cannot be opened because it was created by an incompatible version.
subtitles.block.crafter.craftCrafter craftedCrafter crafts
subtitles.block.crafter.failCrafter failedCrafter fails crafting
telemetry_info.button.show_dataOpen My DataView My Data
Full comparison pageEvery registry, side by side

Fixes 18

Read from Mojang’s own release notes for Minecraft Snapshot 23w43a, published 2023-10-25. Every entry keeps its original bug ID.

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

Fixed bugs in Snapshot 23w43a 18

  • MC-1981 All arrow types lose their name/NBT data when shot and picked up
  • MC-257786 The game takes a long time to process players leaving realms groups or accepting or declining realms invitations
  • MC-263263 The operator buttons intersect the scroll bar within the realms player menu
  • MC-263272 You cannot click on an area to set a value within the spawn protection slider in the realms world options menu
  • MC-263309 You can configure your realm before it has been created by using the TAB key
  • MC-265872 The word "available" is misspelled as "availible" within the "recover_world.no_fallback" string
  • MC-265874 Right-clicking and keyboard input can disable or enable slots in the crafter
  • MC-265880 The subtitle for Crafters crafting something uses inconsistent tense
  • MC-265884 The word "occurred" is misspelled as "occured" within the "recover_world.message" string
  • MC-265885 Extra space in the word "cannot" in selectWorld.incompatible.description
  • MC-265886 The built-in update_1_21 pack contains duplicate files from the vanilla pack
  • MC-265891 Placing items into the crafter output slot deletes them
  • MC-265896 Additional lines appear on the crafter's face when it crafts
  • MC-265899 The translation for "gamerule.commandModificationBlockLimit" is in title case instead of sentence case
  • MC-265901 Comparator sometimes doesn't update when crafting with the Crafter
  • MC-265938 Elements within the list in the "Changes From Last Backup" realms menu cannot be selected via the mouse cursor
  • MC-265939 The "No pending invites!" text within the realms invitation menu cannot be narrated or selected
  • MC-265961 Inconsistent pixels near light on the crafter's side

Development cycle

This build was part of the run-up to 1.20.3. Everything tested here landed in that release.

Minecraft 1.20.3The release this one led to

Browse this version

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Neighbouring versions

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