Here is the full list of all 61 NGU IDLE achievements. It takes around 200 hours to unlock all of the achievements on Windows.
Wear a set of gear on your body, all at level 69.
Obtain 1 Billion of Resource 3!
Obtain 1 Quadrillion Magic!
Obtain over 1 Quadrillion Energy!
Wishes Unlocked!
Obtain 1 Million of Resource 3!
You can give this resource its own name in the settings menu!
Hacks Unlocked!
Obtain over 1 Trillion Energy!
Took the plunge into Evil Difficulty for the first time.
You defeated them all! Now to move on to EVIL difficulty...
Boss 290 Defeated!
Obtain 1 Trillion Magic!
Boss 280 Defeated!
Questing Unlocked!
Boss 270 Defeated!
Boss 260 Defeated!
Boss 250 Defeated!
Completed your first troll challenge... I'm sorry :c
Boss 240 Defeated!
Boss 230 Defeated!
Obtain 1 Billion Magic!
Boss 220 Defeated!
Obtain over 1 Billion Energy!
Boss 210 Defeated!
Boss 200 Defeated! Oh snap, they have red skulls now!
Boss 190 Defeated!
Boss 180 Defeated!
Beards Unlocked!
Boss 170 Defeated!
Boss 160 Defeated!
Survive an attack from an Exploder type enemy!
Boss 150 Defeated!
Boss 140 Defeated!
Boss 130 Defeated!
Boss 120 Defeated!
Boss 110 Defeated!
Boss 100 Defeated! Ooh, now the skull is all blue and shiny.
Gold Diggers Unlocked!
Boss 90 Defeated!
Boss 80 Defeated!
Yggdrasil Unlocked!
I'm so proud of you.
Boss 70 Defeated!
NGU's Unlocked!
Obtain 1 Million Magic!
Boss 60 Defeated!
Boss 50 Defeated!
Boss 40 Defeated!
Blood Magic Unlocked!
Obtain over 1 Million Energy!
Boss 20 Defeated!
Boss 30 Defeated!
Unlocked the Augmentation Feature!
Boss 10 is uh... it's defeated. You defeated it. The name basically says it all.
Obtain 9 QUINTILLION Energy, the most you can have in the game!
Obtain 9 QUINTILLION Magic, the most you can have in the game!
Obtain 1 Trillion of Resource 3!
Obtain 1 Quadrillion of Resource 3!
Defeated the Traitor and earned the final END piece.
F's in chat for you, 'cause you're in for a world of pain.