Full list of all 13 The Last Dream: Developer's Edition achievements. It takes around 5-6 hours to unlock all of the achievements on Windows.
Watch all videos without skipping.
Collect all the cat toys.
Finish all FROGs without hints.
Finish all mini-games without skipping.
Find all the bonus photos in the game.
Collect all the dreamcatchers.
Finish the main game.
Finish the bonus game.
Paint over the pit.
Enter the plant.
Neutralize the flower.
Fly across the chasm.
Free the cat.