Here is the full list of all 19 Shardlight achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Played through the game with commentary.
Said the code phrase to everyone.
You couldn't let a friend suffer.
Listen to every single comment Denby makes inside the factory.
You drew the symbol correctly on the first try.
Properly disposed of the severed arm.
Don't encourage him.
Nothing like a nice hot meal.
An age of uncertainty, but of happiness.
You maintained the status quo.
You completed the game.
Tip your hat to the new revolution.
You don't mind being poked and prodded.
Gain Jess's trust.
Tasty, but think of your triglycerides!
Figure out why the rebel doesn't speak.
You're the most well-read person around.
You're never too old to have fun.
Gus doesn't know art, but he knows what he hates.