Here is the full list of all 10 ADventure Lib achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
You must weigh more than a duck!
Collect ALL the treasure!
No time for a monologue on the joys of freedom.
The king will be pleased.
Nabbed!
Do a 180!
Over, sideways, and under…
Take ALL the things!
One of life’s necessities.
...for nonsensical weapons.