Snes9x GX 4.2.1 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 1.51 - superior ROM compatibility
* 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 (requires DVDx), SMB, GC Memory Card, Zip, and 7z support
* Autodetect PAL/NTSC, 16:9 widescreen support
* Original/filtered/unfiltered video modes
* Turbo Mode - up to 2x the normal speed
* Zoom option to zoom in/out
* Open Source!

Snes9x GX 4.2.1 changelog:
* Improved audio timing
* Fixed 16:9 correction in Original mode
* Ability to use both USB ports (requires updated IOS 202 - WARNING: older
versions of IOS 202 are NO LONGER supported)
* Fixed issue with IPS patch files
* Hide non-ROM files
* Other minor improvements

Download:Snes9x GX 4.2.1
Source:Here