fMSX(MSX emulator) port to 3DS. Add many new feature such as MSXTurboR emulation and MSX0 emulation.
A Virtual Boy emulator for the 3DS
mGBA Game Boy Advance Emulator
open_agb_firm is a bare metal app for running GBA homebrew/games using the 3DS builtin GBA hardware.
NDS/3DS fork/port of the uxn/Varvara virtual machine
A tool for broadcasting games from your console to a compatible 3DS emulator.
Cross-platform, sophisticated frontend for the libretro API. Licensed GPLv3.
Point-and-click adventure game engines
Atari 8-bit computer and 5200 console emulator - Unofficial CIA release
Atari 8-bit computer and 5200 console emulator - 3DS port
SNES9x Port for 3DS / 2DS
PyMO AVG Game Engine implemention in C.
Port of the VICE C64 (x64) emulator to 3DS
Port of DaedalusX64 to the Nintendo 3DS
3DS GameYob port, a [Super] Game Boy [Color] emulator for the Nintendo DS
Port of Chui's UAE4ALL Amiga 500 emulator to Nintendo 3DS
This is a port of notaz's PicoDrive emulator to the old 3DS and old 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