- CBM 510 (aka P500)
- the 600/700 family
- newer PET machines (not 2001).
-- the Apple ][+ and successors.
+- the Apple ]\[+ and successors.
- the Atari 8 bit machines.
- the Atari 5200 console.
- GEOS for the C64, C128 and Apple //e.
- the Bit Corporation Gamate console.
- the NEC PC-Engine (aka TurboGrafx-16).
- the Nintendo Entertainment System (NES) console.
-- the Supervision console.
+- the Watara Supervision console.
- the Oric Atmos.
- the Lynx console.
-- the Ohio Scientific Challenger 1P
+- the Ohio Scientific Challenger 1P.
The libraries are fairly portable, so creating a version for other 6502s
shouldn't be too much work.