wxMusik is a fast and lean music library player for Windows and Linux. It supports MP3, MP2 , Ogg, APE, MPC, and FLAC, WAV, and AIFF formats on all platforms and WMA on Windows. It features powerful dynamic playlists that use SQLite, supports listening to Icecast and Shoutcast streams in a reliable manner, and has a nice cross-fading feature and a really cool autodj feature.
MobileMpd.Net is a small program that can be used to control a MPD (Music Player Daemon) server using a WiFi enabled Windows Mobile device. The software supports the start, stop, next, prev, repeat, and random functions, volume control, playlist addition and removal, and a music directory treeview.