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