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