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