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