An audio player written in c# with .NET and winforms.
Bass.Net
Taglib Sharp
Super M3U (very basic M3U file processor I've written)
MP3, WAV, OGG, WMA, M4A, FLAC, MIDI, and lots of MOD music formats (XM, MOD, etc)
Warning: to play midi files, you will need a soundfont. One is available here
Shuffle
Easy filtering
Playlist management
Visualisation
Tag editor
Global hotkeys
Color scheme editor
Pitch changer
Duplicate finder
Synchronize with other devices
Providing statistics of your favourite tracks, artists and albums