Here is the full list of all 17 (the) Gnorp Apologue achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Have 100 slammers
Have 3 unspent Zybellium
Coax successfully 20 times in a row
Reach the first compression event within 5 minutes of clicking the rock
Acquire shards without having built the stash
Prestige and have a total of 10 talent points
Have mountaineers collect the most
Have 10 bombers bathed in fire at the same time
This is your own fault.
Prestige for the first time
Brutally, viciously murder a drone before its time by clicking on it
Reach your first compression event
Get your first gnorp
Have 20 drones die at the same time
Beat (the) Gnorp Apologue
Embed Gnorpcalibur in the rock
Have a riflegnorp shoot grenade arrows