Download Minecraft 1.2.1 JAR

Additions

Blocks

Chiseled Stone Bricks

• Only available in creative mode.

Redstone Lamp

• Crafted with glowstone and redstone.
• Gives off light at a light level of 15 only when it is powered.

Jungle Log

• New type of wood that spawns as jungle tree trunks.
• Has a slightly mossy brown texture with horizontal bark.

Jungle Leaves

• Generates in jungle trees and as bushes in jungles.

Jungle Sapling

• Can be grown into jungle trees and drops from jungle leaves.

 New textures

• Not available in-game and have no block equivalents.
• Planned to be used as decorative sandstone variants.

Items

Bottle o' Enchanting

• Can be used to spawn experience orbs.
• Only available in creative mode.

Fire Charge

• Produces fire when used.
• Can be fired out from dispensers.

Mobs

Iron Golem

• Occasionally spawns in villages.
• Attack zombies and other hostile mobs.
• Can be spawned by placing 4 iron blocks and pumpkins in a specific pattern.

Ocelot

• Can be tamed using raw fish.
  • Tamed ocelots will scare off creepers and teleport to the player similarly to tamed wolves.

World generation

Jungle biome

• A very dense, uncommon biome featuring large jungle trees that can reach up to 31 blocks tall with 2×2 thick trunks. Oak trees can also be found. Jungle leaves cover much of the forest floor.

Desert wells

• Rarely found in deserts.
• Are comprised of sandstone with a single water source in the middle.

Mineshafts

• Generated with wooden bridges in midair portions.

Gameplay

Zombie sieges

• Comprised of a large number of zombies.
• Spawn occasionally at night in villages.

General

Works file format

• Added the Anvil file format, replacing MCRegion.
  • Height limit increased from 128 blocks to 256 blocks.
  • A total of 4096 block IDs can be used.
• Old worlds will alert the message, Must be converted!
• World selection screen shows worlds saved in Region file format, and will convert them.
• No longer shows worlds saved in Alpha level format.

Changes

Blocks

Dispenser

• Changed texture.

Grass

• Placing blocks on grass will now replace the grass.

Ladders

• Re-added collision box.
• Crafting recipe now yields 3 ladders instead of 2.

Lava

• Lava now has a faint rumbling sound effect, and large particles that hop out of the lava produce a popping sound.

Oak Sapling

• Changed texture.

Slabs and stairs

• Can be placed upside-down by placing them below a block.
• Crafting recipe for slabs now yields 6 instead of 3.

Vines

• Can now be climbed like ladders.

Mobs

Cave spider

• Now swim quickly.

Creepers

• No longer strafe to the player's left but now simply stop in front of the player when they are about to explode.

Villager

• Will now breed if there are enough empty houses in a village.

Wolf

• Tamed wolves can be bred using bones.

Zombies

• Can break down doors on Hard difficulty and in Hardcore mode.
• Now have a rare chance to drop an iron ingot, iron helmet, iron shovel, or iron sword.
• Will now navigate to the nearest shadow or body of water for safety when they catch fire.
• Will chase and attack villagers.
  • Sometimes zombies will prioritize attacking villagers instead of the player, and will always chose the shortest way to the target, even if there was a door in the way.

Skeletons

• Now have a rare chance to drop a bow or an enchanted bow.
• Will now navigate to the nearest shadow or body of water for safety when they catch fire.

Snow golems

• Will now melt and die in the Nether.

Zombie pigmen

• Now have a rare chance to drop a golden helmet, gold ingot, or golden sword (which may be enchanted).
• Now swim faster in water.

Gameplay

Debug screen

• Added items:
  • lc: Largest section height
  • b: Current biome
  • bl: Block brightness
  • sl: Sky brightness
  • rl: Raw brightness

Multiplayer

• Now that biome data saves to chunks, multiplayer servers no longer send clients the world seed, instead the seed will display as "0" to the client.

Third person view

• Now has a slight delay on the speed at which the head moves on the player.
  • Makes it possible to see the sides of the player's head.

Fixes

3 bugs fixed

• Doors have been updated so that double doors work better with redstone.
• Ambience now works in multiplayer.
• Mob spawners show the correct mob in multiplayer (instead of a pig).