Here is the full list of all 13 LIMBO achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Don't let gravity keep you down
Vertical passageway
The crate is key
Ride the crates
Don't pull the lever just because you can
Involves heavy lifting
Prepare a dry landing
That's not right
Perseverance has its own reward
Beneath the arthropod
Exploration off the ground
Complete the game in one sitting with five or less deaths
Running off will get you nowhere