Emulators

Ryujinx emulator is aimed at providing excellent accuracy and performance. Free and open source

Kega Fusion is a free and open source multiplatform emulator for Sega 8- and 16-bit consoles

RetroArch is a free and open source multiplatform interface for emulators, game engines and media players

Snes9x is a multiplatform portable free emulator of the Super Nintendo entertainment system (SNES)

openMSX is a free and open source multiplatform emulator for the MSX architecture with high accuracy

Pegasus is a free and open source, cross-platform, customizable GUI for running emulators and managing your game collection

PPSSPP is a free and open source, multiplatform PSP emulator that can run games with full HD resolution

mGBA is a free and open source, multiplatform, fast and accurate emulator for running Game Boy Advance games

Fuse is a free and open source multiplatform emulator of Sinclair ZX Spectrum with support for all original models and some clones

melonDS is a free and open source multiplatform emulator for Nintendo DS and DSi that provides fast and accurate emulation