AudiculaPi is a Linux distro for the Pi that gives you an MPD Jukebox with a web-based front-end. Here are the features of the system:

• Minimalistic system, installed and running on a just 100MB sized SD card partition
• Based on OpenWRT / Version Barrier Breaker r40462 / LuCI Trunk (svn-r9964)
• AudiculaPi provides a Web Browser GUI but no X-Windows GUI 
• MPD can be controlled via BlueTooth and/or LIRC
• AX206 based digital picture frames support (see dpf-ax/PyDPF projects)

Get the distro here