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