Java Edition 21w37a

21w37a is the first proper snapshot for Java Edition 1.18, released on September 15, 2021, which adds the contents of the previous experimental snapshots and brings more parity with.

Blocks

 * Enchanting Table
 * Now emits a light level of 7.
 * Cave Vines, Kelp, Twisting Vines and Weeping Vines
 * Will stop growing if shears are used on the tip.

Mobs

 * Axolotls
 * Now only spawn in lush caves.
 * Now have their own mob cap.
 * Illagers
 * Will not attack baby villagers anymore.
 * Goat
 * Now only spawn in snowy slopes, stony peaks, lofty peaks, and snow capped peaks biomes.

General

 * Audio
 * The device the game outputs audio to can now be chosen in-game.


 * Options
 * Can now disable lightning flashes, which prevents lightning from making the sky flash. Lightning bolts themselves will still appear.
 * Can now prioritize chunk updates to "nearby", "by player", or "none".
 * The Sneak and Sprint, and Auto-jump options have been moved to the Controls tab.


 * Splashes
 * The splash "[this splash text has been delayed until part 2]" has been changed to "[this splash text is now available]".


 * Subtitles
 * Added subtitles for various bundle sounds.


 * Tags
 * Renamed the block tag to.


 * Other
 * Worlds last opened before Java Edition 1.2 can no longer be opened.
 * These worlds must be opened in a version prior to 21w37a (preferably before Java Edition 1.6.4).
 * An error will be shown when attempting to open these worlds.
 * Worlds from before 21w37a currently cannot be opened, though this will change before 1.18 is released.
 * Removed length limits for scoreboards, score holders and team names.
 * Data pack format has been increased to 8.

Video
Video made by slicedlime: