Chests/trapped chests/barrels do not 'open' after respawning

World resource packs are loaded inconsistently

Structure blocks don't load some structures properly

Inconsistent block data

Piston Monostable Pulse Generators have strange issues

Debug stick cannot change redstone torch

Bed foot not updated by surrounding blocks, besides the "head"

/setblock "forces" you to provide a block state for certain blocks

Cannot [TAB] coordinates in setblock, execute, fill, clone, etc commands

Tellraw only supports 1 target

/replaceitem inventory glitch

Elytra flying into wall glitch - Cannot Experience Kinetic Energy

replaceitem number bug

Replaceitem bug - any block causes pumpkin GUI.

Wither won't attack properly if summoned using commands

Ghast appears very big inside a mob spawner

Inconsistencies with golem/boss creation

/kill doesn't affect creative mode players

Hostile mobs are not hostile when switching game modes using "cheats"

TNT does not blow up blocks that are being pushed by a piston at the same time as the explosion

Instant Damage Potions Not Working

Villagers can wear armor but are not affected

Pistons can push rails onto non solid blocks

Pistons don't update

Pistons can cause blocks to be removed forever

Redstone when powered, destroys cactus

Reinforcement zombies will attack creative mode player.

Chest Graphical Glitch 1.9

Multiplayer Crash

Iron golems suffocate on things

Iron golems suffocate in soul sand.

Game crashes at night in survival mode

Minecart auto use bug

Redstone dust on top of (or below) a redstone block will not power the blocks immediately adjacent to the dust unless those blocks contain more redstone dust

[Fixed in 1.13] Pistons are dropped in creative mode when the piston head is broken

Dead wolves, slimes, and magma cubes come to life when relogging