VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Noor - Chat like you're in the office together
AIMP - AIMP : Free Audio Player : Официальный сайт программы
Commons - Private Clubhouse for your team to collaborate and connect
foobar2000 - An advanced freeware audio player for the Windows platform.
ZipMessage - ZipMessage replaces live meetings with asynchronous conversations.