Snes9x GX v4.5.4 is released. Snes9x GX is a Super Nintendo(SFC) emulator based on Snes9x, ported to the Wii and GameCube. The code is a continuation of Softdev and Crunchy2's efforts, and uses libogc and devkitppc.

Snes9x GX Features:
* Based on Snes9x 1.53
* Wiimote, Nunchuk, Classic, and Gamecube controller support
* SNES Superscope, Mouse, Justifier support
* Cheat support
* Auto Load/Save Game Snapshots and SRAM
* Custom controller configurations
* SD, USB, DVD, SMB, Zip, and 7z support
* Autodetect PAL/NTSC
* 16:9 widescreen support
* Open Source!

Snes9x GX Changelog:
Compiled with latest devkitPPC/libogc
Updated to newer Snes9x (bladeoner)
Switch to chosen video mode on first load if not automatic
Added frameskip option and added PAL 576p support (Tanooki16)
Added SNES Hi-Res Mode ON/OFF and Sprite Limit ON/OFF (Tanooki16)
Disabled peripheral devices by default if not selected in controller settings (Tanooki16)
Added support for BML-format .cht files and text scrolling for cheat names (InfiniteBlueGX)
Added a B/1 button press to cancel the button remapping prompt (InfiniteBlueGX)
Fixed default game selection menu "jump" upon startup w/classic controller (InfiniteBlueGX)
Fixed a crash when selecting Cancel after removing an SD/USB device and re-opening the app (InfiniteBlueGX)
Added option to mute game audio (InfiniteBlueGX)
Added 1+2+Plus menu toggle option for Wiimote (InfiniteBlueGX)
Added new controller configuration options for the SNES Mouse (InfiniteBlueGX)
Added option to choose which button/combo is used to toggle the menu (InfiniteBlueGX)
Added option to remap the ABXY buttons to the right analog stick (InfiniteBlueGX)

Download: Snes9x GX v4.5.4 Wii
Download: Snes9x GX v4.5.4 NGC
Source: Here