Java Edition 18w06a

18w06a is the seventeenth snapshot released for 1.13.

Additions

 * Commands
 * Re-added.
 * Added command suggestions for entity selectors.


 * Recipes
 * Added a recipe book for the furnace.
 * Furnace recipes have been moved to json files.
 * They use.
 * is used to determine the time it should take to smelt an item in the furnace.
 * is used to determine the amount of experience a player should get when picking the resulting item out of the furnace manually.
 * Fuel is not included and is still hardcoded.
 * "Unlocked recipe" toasts now show an icon in the top left to specify whether the unlocked recipe is a crafting or smelting recipe.


 * Tags
 * Added new vanilla block tags:
 * ,,  , and.
 * Added new vanilla items tags:
 * ,,  ,  , and.


 * Biomes
 * Added  (The End - Floating Islands),   (The End - Medium island),   (The End - High island), and   (The End - Barren island).


 * Blocks
 * Added  and.
 * Both have the exact same properties as regular air.
 * generates in caves.
 * is used internally for blocks above (>= 256) and below (< 0) the world, and in unloaded chunks.

Changes

 * Commands
 * Whitespaces are now allowed in entity selectors & blockstate arguments.
 * now accepts different structure names for all structures previously grouped under
 * ,,  , and.


 * World generation
 * Rewrote the world generation system.
 * Large spruce trees now transform nearby grass blocks into podzol when they grow.
 * Removed the customized world type.

Trivia

 * Unlike most first-of-the-week snapshots, this was released on a Friday instead of Wednesday.