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