Java Edition 19w12a

19w12a is the twenty-seventh snapshot for Java Edition 1.14, released on March 20, 2019, which adds two new slabs.

Blocks

 * Slabs
 * Added cut sandstone and cut red sandstone slabs.
 * Crafted from cut sandstone and cut red sandstone.
 * Can no longer make regular sandstone slabs out of cut sandstone.

General

 * Splashes
 * Added " IS YOU"

Blocks

 * Banners
 * Illager banners can no longer be copied using a loom or crafting table.


 * Glass
 * Now acts more like most solid blocks.
 * Redstone dust and torches can now be placed on top of glass.
 * Mobs now suffocate inside glass.


 * Grass path, mycelium, and podzol
 * Now have random orientations when placed, similar to grass blocks.


 * Sandstone
 * Cut sandstone and cut red sandstone are now available through stonecutters.

Items

 * Totems of undying
 * The texture and model of the totem shown when used now has the same value as the item.
 * Resource packs which use this tag thus now have the correct model when activated.

Mobs

 * Iron golems
 * Tweaked spawning in villages.
 * Will also only spawn now if villagers in a village have worked and slept before a meeting.


 * Villagers
 * Improved AI.
 * Baby villagers will now play in villages.
 * Nitwit and unemployed variations of villagers for snowy and zombie snowy villages changed.


 * General
 * Updated hitboxes and eye positions of many entities.
 * Player height while sneaking is now 1.5 meters.

Gameplay

 * Advancements
 * Two by Two
 * Now also requires foxes.


 * Sneaking
 * Now reduces the player's height to 1.5 blocks, allowing them to walk through 1.5-block-tall gaps.


 * Trading
 * General improvements.
 * Trades are now locked from 6–8 trades instead of just 4.

General

 * Creative inventory
 * Wall blocks are now found in the "Decoration Blocks" tab.


 * Sounds
 * Rewrote sound system.
 * Reduced stuttering when playing sounds.


 * Splash
 * Removed "Hobo humping slobo babe!"


 * World creation
 * Worlds with names already being used will now prepend a number in parentheses to the folder name instead of adding hyphens.
 * For example, instead of.

Video
Video made by slicedlime:

Trivia

 * The splash " IS YOU" is a possible reference to the indie puzzle game Baba is You, which was released 7 days prior.
 * 19w12a is the first server snapshot released in the 12th week of a year.
 * 19w12a is also the first snapshot released on the 12th week of a year to follow regular naming conventions.