GeeXboX is a media player software. It can play videos, play music (with visualization) and display photo slideshows.

Major new features: bluetooth (remote control, obex file push, networking and audio partially working), USB storage, USB ethernet, http/telnet/ftp server, netstreaming, image viewer, goom visuals for audio playback, … Most of the new features are fully or partially tested, some are not, yet.

Changes:

NTSC/PAL autodection (supposed to work)
improved support for widescreen mode
aspect ratio software compensation support
improved Wiimote connection/reconnection routine
user-friendlier handling of boot failure.

http://wiibrew.org/wiki/Homebrew_apps/GeeXboX