Helium Music Manager - You can take control of your music collection.
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
BookCAT - BookCAT is a powerful book collector database program which will help you catalog a book collection...
foobar2000 - An advanced freeware audio player for the Windows platform.
Music Collection - This Music Collection Software allows you to organize your music collection including CDs, MP3s or vinyl records into a fully searchable database.
Winamp - Winamp is a media player that allows users to play multiple-file formats, arrange media in a varied file-management system, and play unique media with AAC encoding.