These variations emulate a Macintosh 128K (using the “-m 128K” build option). The main Download page has many more options.
Macintosh OS X (important: see notes)
for any Mac made after 2006
for any Mac made after 2012
(and some earlier ones)
for earlier Macs:
for any PC
Microsoft Windows Mobile 5.0
More Ports, for running upon other computers, by other people
If you find Mini vMac useful, please consider helping the Gryphel Project, of which it is a part.