По-моему довольно любопытный проект!
http://www.lexaloffle.com/pico-8.php
https://github.com/felipebueno/awesome-PICO-8
Display: 128x128, fixed 16 colour palette Input: 6 buttons
Cartridge size: 32k
Sound: 4 channel, 64 definable chip blerps
Code: Lua (max 8192 tokens of code)
Sprites: Single bank of 128 8x8 sprites (+128 shared)
Map: 128x32 8-bit cels (+128x32 shared)