If you like this sort of thing but you want something lower-level, based on an assembly language and targeting a historical platform, you might enjoy my CHIP-8

If you like this sort of thing but you want something lower-level, based on an assembly language and targeting a historical platform, you might enjoy my CHIP-8 IDE, Octo. Like PICO-8, it provides an all-in-one toolkit for preparing code/graphics/sound, and easy ways to share your creations: http://johnearnest.github.io/Octo/ http://johnearnest.github.io/Octo/