Java Edition 19w45a

19w45a is the twelfth snapshot for Java Edition 1.15, released on November 7, 2019.

General

 * Tags
 * Added the entity tag.

Blocks

 * Composters
 * Now crafted with wooden slabs (like $$), instead of fences and wooden planks.


 * End stone bricks
 * Now have a hardness of 3.
 * Now have a blast resistance of 9.

Mobs

 * Bees
 * Bees will now search up to 10 blocks away from itself in all directions to find a nest/hive to claim.


 * Parrots
 * No longer imitate endermen.

World generation

 * Trees
 * Birch trees generate in the dark forest biome once again.

Gameplay

 * Advancements
 * The advancement "Take Aim" can now be unlocked by damaging an entity with a spectral arrow.


 * Recipe Book
 * The composter recipe now unlocks with wooden slabs instead of wooden fences.


 * Trading
 * Librarians now sell one bookshelf for nine emeralds, instead of three bookshelves for six emeralds.

General

 * Textures
 * Shield pattern textures now use alpha level for determining what gets the color, instead of the brightness (i.e., textures no longer store transparency as black).
 * Changed the unused textures for the Java Edition 1.13 menu panorama to be 1×1 pixels.
 * Removed textures for customized world type preset icons, except Isles.
 * Grass and foliage tints no longer vary within a biome, with the exception of swamps.

Video
Video made by slicedlime:

Trivia

 * Unlike most of the first-of-the-week snapshots, this was released on a Thursday instead of Wednesday, similar to the snapshots before 14w26a.