Here is the full list of all 19 Pixel Ripped 1978 achievements.
Game Intro complete!
Art Mission complete!
Audio Mission complete!
Code Mission complete!
Final Mission complete!
Pixel Stone forged!
Got your first golden cartridge.
Collected 10/40 cartridges.
Collected 20/40 cartridges.
Collected 30/40 cartridges.
Collected 40/40 cartridges.
All melee weapons collected!
Talked to all NPCs in Far-of-a-Land.
Hit a shot with a melee weapon.
Blew on a cartridge!
Threw an item over the cubicle.
Got your first pixel!
Got 999 pixels!
Fast reaction to 5 Disturbs.