Java Edition 17w43a

17w43a is the first snapshot released for 1.13.

Additions

 * Options
 * FS (Fullscreen) Resolution
 * Used to change the resolution.


 * Controls
 * The name of keybindings now describes the actual key (e.g. 'LBUTTON' -> 'Left Button', 'BACKSLASH' -> '\')


 * Data packs
 * Located in
 * Reloadable using, along with structures
 * Includes changes that must be made server-side
 * Advancements, functions, loot tables and structures now have to be inside data packs
 * Structure:,   folder containing folder namespace folder determining the namespace of its contents
 * A namespace should only contain the following symbols: "0123456789", "abcdefghijklmnopqrstuvwxyz", and "_-"
 * Inside the namespace folder, there can be folders for,  ,   and
 * Multiple data packs can be loaded at the same time, or none at all (even including the vanilla data pack)
 * Structures are now namespaced and saved to
 * Structures will also load from here before checking data packs

Changes

 * General
 * Game library updates
 * Upgraded to LWJGL 3
 * Loading or creating a world shows the percentages of the loading stages.
 * now shows as a loading stage.


 * Options
 * Removed 3D Anaglyph from Video Settings