Java Edition pre-Classic rd-131655

Cave game tech test, while never publicly available to play, was developed from May 10, 2009, and showcased on May 13, 2009. It is the first known version of Minecraft, or Cave Game, as it was referred to in this time period.

Additions

 * General
 * Physics
 * Lighting
 * Chunks
 * World Generation
 * 256x256x64 tile map.
 * Fog
 * Creative


 * Entities
 * The player
 * Currently have no visible model.
 * 1.7 meters (5 ft 7 in) tall.


 * Blocks
 * Air
 * Cobblestone
 * Made with the same graphics from Notch's game RubyDung.
 * Grass block
 * Made with the same graphics from Notch's game RubyDung.
 * Only grows on lit tiles.

Reference
Cave game tech test