WiiMC (Wii Media Centre) is an open source media player for the Nintendo Wii. The GUI is powered by libwiigui.

Features:

Ability to play virtually any video or audio format
DVD playback, with DVD menu support
Picture viewer
Music player
Online media support, courtesy of Navi-X
SD, USB 2.0, SMB, HTTP, and FTP support
Attractive libwiigui-based interface, designed with the Wii in mind

Changes:

* Reverted USB2 changes
* Synced to MPlayer r31761
* Fixed display of radio stream information
* Other minor changes

http://www.wiimc.org/