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