Java Edition 23w18a

Minecraft 23w18a
23w18a.jpg: Infobox image for Minecraft 23w18a the version in Minecraft
Java Edition 23w18a.png: Infobox image for Minecraft 23w18a the version in Minecraft
Edition

Java Edition

Release date

May 3, 2023

Type

Snapshot

Snapshot for

1.20

Downloads

Client (.json)
Server

Obfuscation maps

Client
Server

Protocol version

 dec1073741957
 hex40000085

Data version

3453

Resource pack format

15

Data pack format

15

Minimum Java version

Java SE 17

23w18a is the sixth and final snapshot for Java Edition 1.20, released on May 3, 2023.[1]

Additions

Gameplay

Advancements

Changes

Blocks

Smithing table

  • No longer requires a smithing template to be in the template slot before placing an item into the other slots.

Mobs

Slimes and magma cubes

General

Advancements

  • All fields in placed_block, item_used_on_block, and allay_drop_item_on_block advancement triggers have been collapsed to a single location field.
    • New location is similar to the player field - it's a list of loot conditions/predicates.
    • All conditions in this list must match for a trigger to run.
  • Conditions are evaluated in a new loot context called advancement_location. It has access to:
    • Player as this entity.
    • Position of the placed/interacted block.
    • Block state of the placed/interacted block.
    • Held/used item as "tool".
  • Migration guide:
    • Contents of old location field should be migrated to a location_check condition.
    • Contents of item field should be migrated to a match_tool condition.
    • Contents of block and state fields should be migrated to a block_state_property condition.
  • Advancement fields now have a new boolean field called sends_telemetry_event.

Data packs

  • Version is now 15, accounting for predicate/loot table and advancement changes.

Creative inventory

  • Jukebox has been added to the "Redstone Blocks" tab.

Predicates

  • Condition alternative has been renamed to any_of.
  • Added new condition all_of that passes only when all sub-conditions pass.
    • It has the same syntax as any_of.

Sounds

  • Walking on a block now always plays a step sound.
    • It was previously not the case if the player was walking along the edge of a block with air or fluid beside it.
  • Walking on the ocean floor produces a step sound for the block the player is walking on, but at a lower volume and pitch.

Telemetry

  • Added new property: launcher_name.
    • A new global property sent with every event.
    • This is set based on the minecraft.launcher.brand system property.
    • This helps developers troubleshoot game launch related bugs more effectively, as they are able to see whether the issue originated in the Minecraft launcher or a third-party program.
  • Added new property realms_map_content to event world_loaded.
    • When loading into a Realms Map Content world (Minigame), the world_loaded event receives the name of that map.
    • This is to help developers understand how Java Realms users interact with Java Realms adventure or minimap content.
  • Added new optional event advancement_made.
    • This event is triggered when a player completes an advancement.
    • This allows developers to see the advancement ID and the time when the advancement was completed, and helps them as a studio understand player progress and limits, which informs their game design.
  • Added new optional event game_load_times.
    • An event that is triggered when the game client is loaded, and includes the time it took for the client to load.
    • This is so that developers can work on improving and reducing the time it takes to load the game client.

Fixes

28 issues fixed

From released versions before 1.20

  • MC-1133 – Whether or not a player experiences some effect is calculated based on the block under the center of the player.
  • MC-2604 – Walking on non-solid blocks with no collision plays their respective walking sounds.
  • MC-48923 – Slime/magma cubes not affected by jump boost potion effect.
  • MC-75721 – Arrow buttons within the book GUI are rendered above tooltips.
  • MC-130089 – Turtle eggs break weird at block edges.
  • MC-158154 – Players can bounce on beds even when not directly touching it.
  • MC-199952 – Skylight does not propagate across certain chunk borders upon world generation.
  • MC-203317 – There is a missing torch in one of the Stronghold rooms leaving a Light source.
  • MC-207290 – Sculk sensors don't detect vibrations while walking on the edge of a block.
  • MC-212583 – Sculk sensors are not activated upon walking inside of scaffolding that has air below it.
  • MC-217447 – "Walking" on nether wart produces stone footstep sounds instead of nether wart sounds.
  • MC-240098 – Minecraft can't be correctly profiled to Windows 11 version.
  • MC-242105 – When landing on some non-full blocks while touching a thin block, impact particles use the thin block's texture.
  • MC-244307 – Dark Chunks when exploring since 1.18.
  • MC-252389 – When landing (or jumping) on wool with your hitbox over the edge, it produces a vibration.
  • MC-257269 – Sculk sensor detects player walking between carpet and wool.
  • MC-259978 – Minecraft telemetry data detected Windows 11 as Windows 10.
  • MC-260279 – Jukebox is not in the Redstone Blocks tab in the creative inventory.
  • MC-261417 – The hitboxes of sniffers are not adjusted when they lay down.
  • MC-262067 – The type of sniffer digging particles that are produced is determined by the block that sniffers are located on instead of the block that sniffers are digging.
  • MC-262069 – Sniffers continue digging after their target block is destroyed.

From the 1.20 development versions

  • MC-261952 – Clocks flicker rapidly when enchanted and in an unnatural dimension.
  • MC-262003 – Bundle tooltip does not show its interface.
  • MC-262104 – Rendering of FPS graph seems to be performing worse than before.

From the previous development version

  • MC-262123 – Advancement titles of new advancements are improperly capitalized.
  • MC-262133 – Strong lag spikes when moving above a cleared area with exposed void.
  • MC-262185 – Partially transparent pixels in font glyphs appear more opaque than they should in the tooltip.
  • MC-262218 – Block light updates don't cross chunk borders properly in 23w17a.

Video

Video made by Slicedlime:

References

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