FCE Ultra GX is a modified port of FCE Ultra v0.98.12. With it you can play NES games on your Wii/GameCube. The GUI is powered by libwiigui.
Features:
* Wiimote, Nunchuk, Classic, and Gamecube controller support
* iNES, FDS, VS, UNIF, and NSF ROM support
* 1-4 Player Support
* Zapper support
* Auto Load/Save Game States and RAM
* Custom controller configurations
* SD, USB, DVD (requires DVDx), SMB, GC Memory Card, Zip, and 7z support
* Custom controller configurations
* 16:9 widescreen support
* Original/filtered/unfiltered video modes
* Turbo Mode – up to 2x the normal speed
* Zoom option to zoom in/out
* NES Compatibility Based on v0.98.12
* Open Source!
Changes:
Fixed menu crash
Fixed turbo mode – reduced to frameskip of 1
Fixed .CHT file support
Added Game Genie support – required GG rom placed at /fceugx/gg.rom
FDS BIOS location changed to /fceugx/disksys.rom
DVD file limit of 2000 removed
Free and legal NES roms to try with this emulator can be downloaded from here: http://www.pdroms.de/files/nes/
News source: http://www.wiibrew.org