Here is the full list of all 14 Fabric achievements.
Open the game for the second time
Failed to understand what "in between" means
If you beat the game in less than two hours, it's on the house
Do all possible bend combinations
Finish the game without falling down
Finish a level after trying really hard
Leave only two bend tiles in a level
Play the whole game with FOV at max value
Play the whole game with bloom at max value
Finish a level with some tiles in your inventory
Touch all the tiles in a level
Finish a level with less bends than the devs anticipated
Finish the game with less bends than the devs anticipated
Fall into void after altering gravity