High Quality Content by WIKIPEDIA articles! MPlayer is a free and open source media player. The program is available for all major operating systems, including Linux and other Unix-like systems, Microsoft Windows and Mac OS X. Versions for OS/2, Syllable, AmigaOS and MorphOS are also available. The Windows version works, with some minor problems, also in DOS using HX DOS Extender. A port for DOS using DJGPP is also available. A version for the Wii Homebrew Channel has also emerged. It has also been ported to run on the Amazon Kindle.