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.
An age of uncertainty, but of happiness.
You maintained the status quo.
You completed the game.
Tip your hat to the new revolution.
Properly disposed of the severed arm.
You don't mind being poked and prodded.
Gain Jess's trust.
Tasty, but think of your triglycerides!
Nothing like a nice hot meal.
You're the most well-read person around.
Don't encourage him.
Figure out why the rebel doesn't speak.
Gus doesn't know art, but he knows what he hates.
You're never too old to have fun.