Free Multimedia players

Media Player Classic - A multimedia player with a similar interface to Microsoft Windows Media Player 6.4, but has many more features specific for DivX playback.
Download           OS: Windows 9x/Me/NT/2000/XP           

DivX Play Bundle - The DivX Play Bundle gives you everything you need to watch any DivX® video. The DivX Play Bundle requires Windows 2K/XP. DivX Play includes: DivX Player - to play every DivX file ever created. Enjoy DivX HD videos and interactive DivX media files DivX codec - to add DivX playback to existing media players Get the best performance on the latest processors. Create DivX files using popular video software. The free DivX Play Bundle comes with the DivX Player™ and the DivX codec. You also receive a free 6-month trial of the DivX Pro™ codec with the DivX Play Bundle. The DivX Create and DivX Play bundles include the optional Google Toolbar for easy web searches and pop-up blocking. Available in English, French, German and Japanese.
Download           OS: Windows 2000/XP           

Airspace - Free Internet Radio Tuner - "Airspace" RDMS is a small freeware Windows program that gives you access to a load of radio stations and music streams classified by genre at the click of a button without the need to download other supporting software - no Windows Media player, no RealAudio player required - just Airspace. From Jazz to Trance, Classical to Drum and Bass, the current version (1.1) supports Shoutcast, Icecast, Livecast and http/tcp streams. Simply choose your favourite type of music and you have your own instant real-time virtual tuner on your desktop!
Download          OS: Windows 9x/Me/NT/2000            Size: 1.11Mb

vTuner - is your complete access guide to the world of live entertainment, music, news, and talk on the Internet. It has most reliable station list, schedule stations for playback, get live events not on the radio, ratings of stations based on quality and reliability, access to thousands of program schedules all in your timezone, extensive bookmarking capabilities.
Download          OS: Windows 9x/Me/NT/2000            Size: 3.6Mb

xine - xine is a free multimedia player. It plays back CDs, DVDs, and VCDs. It also decodes multimedia files like AVI, MOV, WMV, and MP3 from local disk drives, and displays multimedia streamed over the Internet. It interprets many of the most common multimedia formats available - and some of the most uncommon formats, too.
Download          OS: Windows | Linux | Unix           

UltraPlayer - This freeware multimedia player handles the playing chores for MP3, WMA, RealAudio, WAV, MIDI, CD Audio, Internet radio, AND video files (Windows Media, AVI, MPEG, Real). It looks and sounds great, it's lightweight and powerful, and it's more handy than a big bucket full of llamas and aliens.
Download          OS: Windows 9x/Me/NT/2000/XP            Size: 2Mb

Cliprex DVD Player - Cliprex DVD Player Professional software is the free solution for playing DVDs on the PC. Cliprex DVD Player Professional will handle playback of both commercial and consumer-created DVDs. Beside DVD video it supports most well known video standard formats, like DIVX, XVID, MPEG, WMV, ASF, Video CD, Super Video CD and any other videofile you have the codec installed for. This software DVD player gives an impressive video and sound quality with an easy navigation interface through a context menu. Features are: Automatic aspect ratio, audio stream selection, selection of available subtitles, easy chapter selection for the DVD menu, bookmarks management, angle selection, resume option of a specific DVD, fullscreen/desktop play and more options. This version of Cliprex DVD Player Professional is free for viewing DVD videos and other videos on a home PC or notebook computer. The package also contains free codecs. Enjoy DVD playing with this free DVD player!
Download          OS: Windows 98/Me/2000/NT/XP

QuickTime Media Player - QuickTime 5 is the latest version of Apple's complete technology for handling video, sound, animation, graphics, text, music, and even 360-degree virtual reality (VR) scenes. A gateway for rich media including images, music, MIDI, MP3 and more, QuickTime lets you experience more than 200 kinds of digital media with your Mac or PC and it offers unparalleled quality, ease of use and functionality.
Download          OS: Windows 9x/NT/2000/XP , Mac

Ashampoo Media Player - The new Ashampoo Media Player is completely free and offers integrated support for a huge number of video and audio formats, including Ogg Vorbis. The program also features integrated burning support for audio, data, and MP3 CDs (more than 1,500 drivers); integrated image-viewer support; online radio support with direct track buying; a 10-band equalizer for maximum sound quality; support for the FLAC lossless audio format; 10 new visualizations for your viewing pleasure; a fully skinnable desktop; and support for English, German, French, and Italian. Additional features include support for the standard audio, video, and streaming formats, dynamic playlists, online folders and files, online playlists, and plug-in and add-on technology.
Download          OS: Windows 9x/Me/NT/2000/XP           

RealPlayer - Free Real Audio and Real Video player from Real.com which is integrated with audio and video search and a lot of internet radio stations.
Download           OS: Windows/Mac/Unix