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