Ludo is described as 'Emulator Frontend able to run retro video games. Ludo does not emulate the consoles itself, but does it through emulator plugins called libretro cores. Libretro cores are well known emulators (like Snes9x or Genesis Plus GX or PCSX) stripped from their user interface' and is a Game Emulator in the gaming software category. There are more than 25 alternatives to Ludo for a variety of platforms, including Windows, Linux, Mac, Android and Web-based apps. The best Ludo alternative is RetroArch, which is both free and Open Source. Other great apps like Ludo are Lutris, Snes9x, GameHub and Lakka.