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