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