Full list of all 40 The Talos Principle achievements. It takes around 25-30 hours to unlock all of the achievements in the base game on Windows.
The base game contains 36 achievements, and there is 1 DLC pack containing 4 achievements.
Strike a deal.
Do not allow the serpent to fill you with doubt.
Expose the flaws in the code.
Do as you're told (for now).
Collect all pieces of written information.
Solve every mystery in every land, that you might aid those who walk in your footsteps.
Communicate with your double.
Laugh at the pointlessness of existence.
Bring the end of your generations.
Internalise the voice of doubt.
Receive guidance from Elohim's messengers.
It is never too late to accept Elohim's forgiveness.
Reach the top.
Listen to all she has to say.
See what the others have to say.
It's not for everyone!
Get everything on your own.
Try, fail, try again, fail again, eventually succeed.
Restore a backup version of yourself.
Stand on your own two shoulders.
Find a Messenger's abode.
That's what axes are for!
Enter the Land of Faith.
Successfully engage in co-op mode with yourself.
Accept Elohim's wisdom.
Use the power of air to your advantage.
Tell the others what you think.
Run the sand through your robot hands.
Don't just peek. Do it.
...but let's be honest, it works the same.
Use the connectors to win a prize!
Pick up a star.
A little curiosity never killed the cat.
Search for other lands.
Enter Elohim's temple.
Pass the initial checks.
Initiate the ascension process.
Rescue Admin from his prison cell.
Free Garrett.
Get your user profile.