0.9.0

• New World Options:
  • Option to generate caves^[2]
    • Generates automatically on Infinite worlds; can be toggled during creation of finite worlds.^[3]
  • Option to generate tall grass^[2]
    • Generates automatically on Infinite worlds; can be toggled during creation of finite worlds.^[3]
  • Option to select the world's size^[4]
    • Legacy (256x256)^[5]
    • Small (864x864+)^[6]
    • Medium
    • Large
    • Infinite (displays a warning when selected)
      • Cannot be selected when creating a Realm (only finite options are available)
    • Possible finite sizes are 1,000x1,000 and 10,000x10,000^[7]
  • Superflat world type^[8]
    • All superflat worlds will be generated with the Classic Superflat preset.^[9]
  • Possibly an option to copy existing worlds^[10]
• Mobs:
  • Passive:
    • Villagers^[11][12]
    • Ocelots^[13]
  • Neutral:
    • Wolves^[14]
    • Endermen^[15][16]
  • Hostile:
    • Slimes^[17]
    • Silverfish^[14]
    • Possibly Ghasts^[18]
• World Generation:
  • Existing worlds will optionally become infinite^[18][19]
  • Port of Minecraft PC world generation, allowing for new generated structures and biomes^[20]
    • This may only apply to new worlds. Older worlds can still become infinite, but may have the prior terrain generation.^[21] However, due to debate, the new generator will possibly be able to be used in expanded old worlds, displaying a warning when selected.^[18][19]
  • Generated structures:
    • Villages^[22]
    • Caves^[23][24]
    • Lava pools^[25][26]
    • Rivers^[27]
    • Abandoned mine shafts^[28][29]
    • Possibly a version-exclusive structure to replace the Nether Reactor^[30]
    • Trees:
      • Jungle trees^[31]
      • Dark oak trees^[31]
      • Acacia trees^[31]
    • Naturally Generated Blocks:
      • Pumpkin^[32]
      • Tall Grass^[32]
      • Dead Bushes^[27]
  • Biomes: ^[33]
    • All biomes as of PC version 1.7.2^[34]. Those that exceed the 128-block height limit will be shrunk to fit in it.^[35] This includes:
      • Jungles^[36]
      • Mesa^[37]
      • Plains^[38]
      • Roofed Forests^[36]
      • Savannas^[39][40]
      • Taiga^[38]
      • Extreme Hills^[38]
    • The Far Biome^[41], a version-exclusive biome found at the edge of finite worlds^[18]
• Blocks & Items:
  • Hardened Clay^[37][42]
  • Stained Clay^[37][42]
    • Available in all 16 colors
  • Red Sand^[37][42]
  • Mycelium^[42]
  • Podzol^[42]
  • Packed Ice^[43]
  • Granite^[42]
    • Polished Granite
  • Andesite^[42]
    • Polished Andesite
  • Diorite^[42]
    • Polished Diorite
  • Wood Planks
    • Acacia Wood Planks
    • Dark Oak Wood Planks
  • Wood^[42]
    • Acacia Wood
    • Dark Oak Wood
  • Slabs^[42]
    • Acacia Wooden Slabs
    • Dark Oak Wooden Slabs
  • Stairs^[42]
    • Acacia Wooden Stairs
    • Dark Oak Wooden Stairs
  • Plants:
    • Saplings^[31][42]
      • Jungle Sapling
      • Acacia Sapling
      • Dark Oak Sapling
    • Flowers:^[42]
      • Poppy
        • Will replace Cyan Flower^[44]
      • Blue Orchid
      • Allium
      • Azure Bluet
      • Tulips
        • Available in all 4 colors
      • Oxeye Daisy
      • Sunflower
      • Lilac
      • Rose Bush
      • Peony
    • Others
      • Vines^[45][31]
      • Lily Pads^[45]
      • Cocoa Pods^[42]
      • Double Tall Grass^[42]
      • Large Fern^[42]
  • Other:
    • Possibly End Stone^[46]
• Game Mechanics:
  • Taming^[14]
• Particles:
  • Possibly Water Dripping Particles^[47]
• Inventory/GUI:
  • Creative Inventory Additions:
    • Raw Beef^[14]
    • Bone^[12]

• Blocks & Items:
  • The Invisible bedrock barrier around worlds will be moved if the size of a pre-0.9.0 world is changed (if infinite is chosen, it will be removed completely)
  • New ways to obtain Nether-related items^[18]
  • Gravel no longer falls from spawn^[48]
  • Cold-en oak trees will not generate in maps with the new terrain.
• Mobs:
  • Mob AI:
    • Improved hostile mob AI, matching that of the PC Edition^[49]
• Textures:
  • Separate textures for the top of Birch, Spruce, and Jungle Wood^[50][42]
  • Jungle leaves will be permanently opaque ^[36]
  • Biome-tinted blocks^{[45][51][52][40]}

• Mipmapping makes fire look like a big orange blob^[53]
• Minecart in multiplayer problems^[54]

• Possibly support for immersive mode (hides the on-screen navigation bar) for devices running Android 4.4^[55]