PICO-8

Play, create, and share fantasy games with a retro look and feel on your computer. Access development environment and modify code as well as select from a wide range of such elements as sounds, music, sprites, and maps. Save PICO-8 cartridges as PNG files and share them with other players.

PICO-8 is a fantasy console for making, sharing and playing tiny games and other computer programs. When you turn it on, the machine greets you with a shell for typing in Lua commands and provides simple built-in tools for creating your own cartridges.