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.
Solve every mystery in every land, that you might aid those who walk in your footsteps.
Collect all pieces of written information.
Internalise the voice of doubt.
Bring the end of your generations.
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!
Receive guidance from Elohim's messengers.
Do as you're told (for now).
Get everything on your own.
Communicate with your double.
Strike a deal.
Restore a backup version of yourself.
Do not allow the serpent to fill you with doubt.
Expose the flaws in the code.
Stand on your own two shoulders.
Laugh at the pointlessness of existence.
Find a Messenger's abode.
That's what axes are for!
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.
Tell the others what you think.
Run the sand through your robot hands.
Search for other lands.
Try, fail, try again, fail again, eventually succeed.
...but let's be honest, it works the same.
Use the connectors to win a prize!
Accept Elohim's wisdom.
Pick up a star.
Enter Elohim's temple.
Pass the initial checks.
Rescue Admin from his prison cell.
Initiate the ascension process.
Get your user profile.
Free Garrett.