PyMO AVG Game Engine implemention in C.
Atari 8-bit computer and 5200 console emulator - 3DS port
Atari 8-bit computer and 5200 console emulator - Unofficial CIA release
open_agb_firm is a bare metal app for running GBA homebrew/games using the 3DS builtin GBA hardware.
Cross-platform, sophisticated frontend for the libretro API. Licensed GPLv3.
mGBA Game Boy Advance Emulator
3DS GameYob port, a [Super] Game Boy [Color] emulator for the Nintendo DS
Port of Chui's UAE4ALL Amiga 500 emulator to Nintendo 3DS
Port of the VICE C64 (x64) emulator to 3DS
Port of DaedalusX64 to the Nintendo 3DS
This is a port of notaz's PicoDrive emulator to the old 3DS and old 2DS.
SNES9x Port for 3DS / 2DS
VirtuaNES a high compatibility NES emulator for your old 3DS or 2DS.
This is a port of Exophase's Temper (TurboGrafx/PC-Engine) emulator to the old 3DS and old 2DS.
Neo Geo Pocket Color Emulator for 3DS
A Virtual Boy emulator for the 3DS