Minecraft 1.4.4

Player facing changes when passing through nether portals in certain cases

Dropped anvil makes no sound when it breaks

Mobs temporarily glitch out of fenced areas / into blocks

Minecart going in a circle will make any minecart close to them go super fast.

Rain sound causes stuttering

Sounds: Fire extinguish sound does not work in survival

anvils/sand/gravel placed on end portals aren't falling into the portal

SMP Sound Lag

Spawning in the air after creating a new world

Pigs constantly jumping, when player control them on half slabs and stairs.

Green arrow bug on maps in frames

Villagers crowd into a single building

When scaling a map with paper, shift-clicking on it won't apply the correct scale level.

Chest lag making the game almost impossible to play.

Signs light up when mousing over creative inventory slots

Potion of night vision: total blackout

Mobs visually sinking through solid blocks

Chunks not loading surface, revealing caves, etc.

Mobs walking slow when you hit them

Visual glitch on retracting piston

Ghost boats

Clocked piston arm turns invisible when exiting game/dying/etc.

When reaching the other side of a nether portal the animation plays forever until stepped out of

Flowing water still drags the player while flying.

You can see through blocks

Ender Dragon can still grief stuff like cobblestone and chests even if the gamerule mobGriefing is set on false.

Mobs can still revert farmlands to dirt even if mobGriefing gamerule is set on false.

Player facing changes when passing through nether portals in certain cases

Dropped anvil makes no sound when it breaks

Mobs temporarily glitch out of fenced areas / into blocks

Minecart going in a circle will make any minecart close to them go super fast.

Rain sound causes stuttering

Sounds: Fire extinguish sound does not work in survival

anvils/sand/gravel placed on end portals aren't falling into the portal

SMP Sound Lag

Spawning in the air after creating a new world

Pigs constantly jumping, when player control them on half slabs and stairs.

Green arrow bug on maps in frames

Villagers crowd into a single building

When scaling a map with paper, shift-clicking on it won't apply the correct scale level.

Chest lag making the game almost impossible to play.

Signs light up when mousing over creative inventory slots

Potion of night vision: total blackout

Mobs visually sinking through solid blocks

Chunks not loading surface, revealing caves, etc.

Mobs walking slow when you hit them

Visual glitch on retracting piston

Ghost boats

Clocked piston arm turns invisible when exiting game/dying/etc.

When reaching the other side of a nether portal the animation plays forever until stepped out of

Flowing water still drags the player while flying.

You can see through blocks

Ender Dragon can still grief stuff like cobblestone and chests even if the gamerule mobGriefing is set on false.

Mobs can still revert farmlands to dirt even if mobGriefing gamerule is set on false.