Three Must Have Open Source Video Players That Plays Anything
If you are tired of looking for video players trying to play a particular video format, then try one of these three video players. Once you have them installed, chances are you may not need to look any further as they play almost all the formats you may come across on the earth.
1. Miro
Miro is a open-source, non-profit video player and podcast client. It lets you to play almost anything and lets you not worry about the format wars. It plays MPEG, Quicktime, AVI, H.264, Divx, Windows Media, Flash Video, and almost every major video format you could possibly come across. It has loads of features. Download here and you may not need any other video player.
2. VLC
VLC is a cross-platform open-source multimedia framework, player and server that is a highly portable multimedia player and multimedia framework capable of reading almost all audio and video formats (MPEG-2, MPEG-4, H.264, DivX, MPEG-1, mp3, ogg, aac …) as well as DVDs, Audio CDs, VCDs and a variety of streaming protocols. Download the software here as it is available for Windows, Mac OS X and many other operating systems.
3. MPlayer
MPlayer is another terrific tool for video playback that is open source and available under the GNU public license version 2. It plays loads of formats like MPEG/VOB, AVI, Ogg/OGM, VIVO, ASF/WMA/WMV, QT/MOV/MP4, RealMedia, Matroska, NUT, NuppelVideo, FLI, YUV4MPEG, FILM, RoQ, PVA files, supported by many native, XAnim, and Win32 DLL codecs. You can watch VideoCD, SVCD, DVD, 3ivx, DivX 3/4/5, WMV and even H.264 movies. Another neat feature of MPlayer is its support for wide range of supported output drivers. Download it here and the software is available for Windows, Mac OS X and Linux.
Do you have any better player than these?



Also make sure to check out http://www.kaltura.org - a full open source online video platform.