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.
Bring the end of your generations.
Internalise the voice of doubt.
Reach the top.
Don't just peek. Do it.
It's not for everyone!
Get everything on your own.
Do not allow the serpent to fill you with doubt.
Expose the flaws in the code.
Strike a deal.
Accept Elohim's wisdom.
It is never too late to accept Elohim's forgiveness.
See what the others have to say.
Try, fail, try again, fail again, eventually succeed.
Laugh at the pointlessness of existence.
Communicate with your double.
Stand on your own two shoulders.
Find a Messenger's abode.
That's what axes are for!
Enter the Land of Faith.
A little curiosity never killed the cat.
Restore a backup version of yourself.
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.
...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.
Receive guidance from Elohim's messengers.
Do as you're told (for now).
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.
Free Garrett.
Get your user profile.
Initiate the ascension process.
Rescue Admin from his prison cell.