MX Player - Powerful video player with advanced hardware acceleration and subtitle support.
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
AIMP - AIMP : Free Audio Player : Официальный сайт программы
MPC-HC - MPC-HC, the free, open source media player for Windows. DownloadsNote. Supported Operating Systems: Windows® XP SP3 .
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.
VPlayer - VPlayer - a free music player for VKontakte.