Multi-System
- RetroArch (download) - RetroArch is the best option for Android and it includes many emulators.
Arcade
Consoles
Atari 2600
- 2600.emu
- Ataroid
- RetroArch (Stella)
Atari 5200
Colecovision
- MSX.Emu (This MSX is based on blueMSX and can run Colecovision games)
Intellivision
NES
- NES.emu (free or donation)
- RetroArch
SMS
- See MD.emu, a Mega Drive emulator.
- RetroArch (Genesis Plus)
SNES
SMD
PCE
PS1
N64
Saturn
Dreamcast
GameCube/Wii
- Dolphin (but not yet playable even on the fastest devices)
Handheld
NGP/NGPC
- NGP.Emu (NeoPop)(free or donation)
- RetroArch (NeoPop)
Wonderswan
GB/GBC
- See GBA.Emu, a GBA emulator.
- GBC.Emu (Gambatte)(free or donation)
- GBCoid
- RetroArch (Gambatte)
GBA
PSP
DS
Old computers
MSX
Atari 800
Atari ST
Commodore 64
Amiga
Amstrad CPC
DOS
Visual Novel and Graphic Adventure
ScummVM
ResidualVM
NScripter
KiriKiri
Virtual Machines
Java ME
Flash Player