VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Emit - Emit can stream from a Windows/Mac/Linux machine to an android/iOS device.
Pretty Good Music Player - Music player that focuses on basics: rock solid music playing.
MX Player - Powerful video player with advanced hardware acceleration and subtitle support.
CyberLink PowerDVD - PowerDVD Series - The Ultimate Entertainment Solution.
Vinyl Music Player - A fork of Phonograph Music Player that "makes all Pro features free, as they used to be".