While supporting all the platforms RetroArch runs on is unrealistic, Windows, macOS, and Linux should be doable. When I last tested it, RetroArch's plugin interface caused extreme ingame lag when used, so selecting RetroArch in the installer should display a warning about that.
While supporting all the platforms RetroArch runs on is unrealistic, Windows, macOS, and Linux should be doable. When I last tested it, RetroArch's plugin interface caused extreme ingame lag when used, so selecting RetroArch in the installer should display a warning about that.