03/17/2013: Current mplayer2 git is unbuildable due to API changes to Libav, a new build will be available once mplayer2 is fixed upstream

MPlayer2 is an advanced general-purpose video player. A fork of the original MPlayer project, it contains significant further development and supports a number of features not available in other Windows players.

MPlayer2 is built with the following configuration:
Input: dvdnav(internal) ftp tv-dshow tv cddb cdda libdvdcss(internal) dvdread(internal) bluray vcd networking
Codecs: xvid qtx real win32 faad2 libdca liba52 mpg123 libtheora speex libvorbis libmad
Audio output: dsound
Video output: directx direct3d opengl pnm jpeg mng caca yuv4mpeg md5sum tga

Supported operating systems: Windows XP and later

Get it

The latest version is featured under "Downloads". My MPlayer2 builds are packed using http://www.7-zip.org'>7-Zip and can be extracted using any archiving program compatible with the 7-Zip format. There is no installer, extract anywhere you like and either run directly from a command prompt or install/configure a GUI frontend such as http://smplayer.sourceforge.net'>SMPlayer to use it.

SMPlayer is a free and open source GUI for MPlayer featuring a configurable, skinnable and easy to use interface with features such as remembering your position in a video, localization, subtitle search, and YouTube™ video search and playback.