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