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.
Do as you're told (for now).
Internalise the voice of doubt.
It is never too late to accept Elohim's forgiveness.
Collect all pieces of written information.
Listen to all she has to say.
Strike a deal.
Do not allow the serpent to fill you with doubt.
Laugh at the pointlessness of existence.
Communicate with your double.
Accept Elohim's wisdom.
Receive guidance from Elohim's messengers.
Solve every mystery in every land, that you might aid those who walk in your footsteps.
It's not for everyone!
Get everything on your own.
Reach the top.
Bring the end of your generations.
Expose the flaws in the code.
Try, fail, try again, fail again, eventually succeed.
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.
Tell the others what you think.
Use the power of air to your advantage.
That's what axes are for!
Restore a backup version of yourself.
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.