Here is the full list of all 13 Prompt achievements.
Died 512 times on a single level.
Some things are best left undiscovered...
You have way too much time on your hands.
Completed the full run challenge. Wow!
Best the developer in all timed challenges. Congrats!
Beat every level in the game.
Upload a level to Steam Workshop.
Collected every key.
Use the editor while green tint is on.
Hardcore levels completed.
Hard levels completed.
Tutorial completed.
Jump for the first time.