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Minecraft Wiki
Minecraft Wiki
Indev 0.31 20100131-2244.png
Indev 0.31 20100131.png

Java Edition

Release date

January 31, 2010


Client (.json)
No corresponding server



A version of Indev 0.31 was released on January 31, 2010, at 22:45 UTC.



  • Added support for older mob models.


Menu screen
  • Comprises all of the buttons and text for both the main menu and the pause menu.
  • Java Edition logo 1.png Has a game logo and dirt background which slowly scrolls.
  • The yellow lines of text pulsates on the menu screen. They are randomly chosen from the list and often feature references to popular culture (e.g. websites, quotes, and video games).
  • Added first splash:
    • Pre-beta!



Water JE2.gif Water
  • Texture can now be seen while underwater.
  • Swimming creates bubble particles.
Brown Mushroom JE1 BE1.png Brown Mushrooms
  • Now emit light.[1]
Infinite Water Source JE1.png Infinite Water and Infinite Lava.png Lava blocks
  • Now create liquids even if any previous attached liquids were removed.
Crafting Table JE1 BE1.png Crafting Table
  • Now use the wooden plank texture on the bottom instead of the log texture.


  • Now get destroyed by fire and lava.
  • Flint and Steel removed from the hotbar.
  • Swords are used to deal more damage than punching.
    • Diamond Sword: 16♥ × 8
    • Gold Sword: 4♥♥
    • Iron Sword: 12♥ × 6
    • Stone Sword: 8♥♥♥♥
    • Wood Sword: 4♥♥
  • Higher tier tools mine faster.
  • Tools now take damage when used.
    • Diamond: 257 durability
    • Gold: 33 durability
    • Iron: 129 durability
    • Stone: 65 durability
    • Wood: 33 durability
    • Flint and Steel: 65 durability
  • Swords take 1 damage when hitting a mob and 2 damage when breaking a block.


Beast Boy.png Beast Boy, Black Steve.png Black Steve, and Steve (mob).png Steve
  • Have been removed from the game.
Steve.png Humans


  • Changed block shading on the sides of blocks for a third time in Indev.
  • Fullscreen mode now makes the hotbar, GUI's and text slightly larger.
  • Punching mobs deals 1♥ damage.
  • Bedrock now appears at the bottommost 2 layers of the world.
  • The Lava sea will only generate whenever caves cut through the top layer of bedrock.
    • The bottom layer of bedrock can very rarely have gaps.


From the previous version
  • The number on hotbar items no longer pulses when new items are picked up.


  1. "Glowing mushroom" by dehodson – Minecraft Forum, January 31, 2010. "Notch put this in. Congrats Peri. ... Source: minecraft.net/indev. See for yourelf. Put a brown shroom in a perfectly dark room. It glows."