A popular SNES emulator that supports a wide variety of ROMs as well
as Game Genie codes. Talking from personal experience, the only ROM
not supported is Doom (but you can get the Mac version [here][1]).
Front Mission crashes at the beginning of Freedom City, but this is
fixed with a patch found at
<http://fantasyanime.com/squaresoft/fm_downloads.htm>

DL #1 is version 1.43 for Mac OS 9.

DL #2 is version 1.43 for Mac OS X 10.2 and up (PPC).

DL #3 is version 1.53 for Mac OS X 10.4 and up (UB).

See also: [sixtyforce (Nintendo 64)][2]

Compatibility
Architecture: PPC x86 (Intel:Mac)

Minimum requirements:

 * CarbonLib 1.6 for Mac OS 9
 * Mac OS X 10.2
 * G3 processor at 300 MHz
 * GeForce or ATi Rage 128 cards for Rave/OpenGL

The link to download CarbonLib 1.6 is included with the documentation
(Important notice.txt)

  [1]: http://macintoshgarden.org/games/final-doom
  [2]: http://macintoshgarden.org/apps/sixtyforce