Emulation: Should be identical to Genesis Plus/SDL.
68K core: Either Musashi or Cyclone can be used.
Sound: Yes, works ok.
Save/load state: Yes, but saves should be used with the same 68K core.
Toolbars: Yes, switched with hardware button.
On-screen tap-zones: Works, but not configurable right now.
Zipped ROM support: Sure.
http://n0p.averest-k.ru/?Genesis_Plus
