Lemuroid is an open source emulation project based on Libretro. It's completely free, ad-free, and focused on ease of use and user experience.

Supported systems:
- Atari 2600 (A26)
-NES
- SNES
- Game Boy (GB)
- Game Boy Color (GBC)
-Game Boy Advance (GBA)
- Sega Master System (SMS)
- Sega Genesis (aka Megadrive)
- Sega Game Gear (GG)
— Nintendo 64 (N64)
— Nintendo DS (DS)
- PlayStation (PSX)
- PlayStation Portable (PSP)

Peculiarities:
- Automatic save and restore game states