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