Here is the full list of all 16 Mini Mecum achievements.
Color over a famous painting.
Bring a key into "The Scream".
Jump off the airship
Talk to yourself.
Get the space bar.
Try and unlock an NPC.
Talk to the crab
Create and publish "Mini Mecum" on steam
You're kind of a jerk.
Your persistence didn't go unrewarded.
Beat the Game
That is the question.
Throw your paintbrush into the void
Hi!
Beat the game in under 2 minutes
Beat the game without ever talking to an npc.