Plato Free Media Player is a free multimedia player for various audio and video with all codecs built-in. It capable of reading most audio and video formats (MPEG-2, MPEG-4, H.264, DivX, MPEG-1, mp3, ogg, aac.)
GPL MPEG-1/2 Decoder is a free DirectShow MPEG decoder filter. It can be used to play MPEG-1 and MPEG-2 streams in any media player based on DirectShow. In addition, it can be used as DVD decoder for unencrypted discs.
Prompt Media Player is a highly portable multimedia player and multimedia framework capable of reading most audio and video formats (MPEG-2, MPEG-4, H.264, DivX, MPEG-1, mp3, ogg, aac ...) as well as DVDs, Audio CDs VCDs.
It is always good to have a totally free multimedia player, as is the case with SeeHear Media Player.SeeHear Media Player comes equipped with DirectX and lets you play AVI, MPEG and QuickTime videos, and see JPG and animated GIF images.
Media Player Classic Home Cinema is an extremely light-weight media player for Windows. It looks just like Windows Media Player v6.4, but has many additional features. You can use the player as a Media Player Classic Home Theater.
VLC (VideoLan Client) is an incredible multimedia player capable of playing a great variety of video and audio formats, like DVDs, VCDs, etc.On top of being free, VLC also has multi-language support, is easy to use and very quick.
Leap Free AVI FLV MPEG WMV ASF MOV to MP4 Converter free converts your videos quickly and easily into MP4 that MP4 player or Zune, iPhone player can play. It supports free converting almost all popular video files to MP4, iPhone, Zune with ease.