VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.
AIMP - AIMP : Free Audio Player : Официальный сайт программы
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
foobar2000 - An advanced freeware audio player for the Windows platform.
Splice - Music creation, collaboration, and sharing made simple.