Minecraft Infdev

Minecraft Infdev refers to 21 versions of Infdev released from February 27, 2010 to June 27, 2010, as well as one version of Alpha released on June 30, 2010.

General

 * Clouds
 * Can now be 3D.
 * Options
 * Fast/fancy graphics option toggle.
 * Suffocation
 * They player now suffocates while stuck inside blocks.

Blocks

 * Sand
 * Re-added.
 * Gravel
 * Re-added.
 * Signs
 * Can be written on.
 * Ladders
 * Can be climbed.
 * Doors
 * Can be opened and closed.
 * Mob Spawners
 * Spawn in dungeons.

Items

 * Golden apples
 * Can be eaten.
 * Buckets
 * Can pick up liquids.
 * Saddles
 * Spawn in dungeon chests.

Non-mob entities

 * Arrows
 * Re-added.
 * Shadows
 * Added
 * Minecarts
 * Can be ridden.
 * Rails
 * Can have minecarts placed on them.

World generation

 * Generated structures
 * Brick pyramids.
 * Obsidian walls
 * A line of obsidian blocks extending infinitely along the x and z axes.
 * Trees
 * Reimplemented
 * Ores
 * Now generate naturally.
 * Dungeons
 * Spawn with mob spawners and loot chests.

General

 * Sky
 * Is now completely blue (hex #0000FF).
 * The Player
 * Now drops their items upon death.
 * Now dies after falling out of the world.
 * Day-night cycle
 * Days are now slightly longer than nights.

Blocks

 * Fire
 * Now spreads to flammable blocks.
 * Grass
 * Now spreads to nearby dirt blocks.
 * Cobblestone
 * Now generates after water touches flowing lava.
 * Obsidian
 * Now generates after water touched a lava source.
 * Lava
 * Lava now only spreads 4 blocks instead of 8.
 * Bedrock
 * Now generates at level 0.
 * Sand
 * Now has a falling animation.

Mobs

 * Entities
 * Now save after a world reload.

World generation

 * Infinite worlds
 * World now generate infinitely in every direction.
 * Indev House
 * Removed
 * Caves
 * Rooms now have 1-5 exits, instead of just 1, making natural hubs.
 * Caves are even more regional, with truly Swiss cheese areas being possible but rare.
 * Springs, both water and lava, are more common.
 * Increased variety in tunnel thickness, increasing the odds of branches.
 * Added natural gravel and dirt under ground for more varied caves.