Watch DivX, AVI and MKV videos in your browser, with DivX Plus Player
DivX Plus is a free program that will let you watch DivX, AVI and MKV videos in your web browser.
Features: 1080p video with 5.1 channel surround sound * Multiple audio tracks and subtitles * Play high-quality videos with DivX Codec * Watch DivX, AVI, MKV and MP4 videos in popular media players;
Stream MKV videos to your game console (using Windows 7) * Convert your videos to DivX or MKV in one step * Create high definition MKV videos for free * Backup personal DVDs with the additional MPEG-2/DVD Plug-in
A pro (commercial) version is also available.