Sorta related, some 6502-based demos: https://hackaday.com/2018/12/05/apple-ii-megademo-is-countin-cycles-and-takin-names/ https://hackaday.com/2018/12/05/appl

Sorta related, some 6502-based demos: https://hackaday.com/2018/12/05/apple-ii-megademo-is-countin-cycles-and-takin-names/ https://hackaday.com/2018/12/05/apple-ii-megademo-is-countin... Apple II, but in the comments are links to a C64 demo, a IIGS demo, and a ZX spectrum demo (which is Z80, not 6502, but same era).