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