Apple's multi-platform, industry standard multimedia software architecture. Download QuickTime Player free for PC and Mac. Start watching videos, movies, and TV shows. Quicktime takes advantage of the H.264 video compression technology, which has been chosen as the industry-standard codec for 3GPP (mobile multimedia), MPEG-4 HD-DVD and Blu-ray... 

http://www.apple.com/quicktime/

Internet Streaming Media Alliance is a global alliance driving the integration of multimedia IPTV standards. Group promoting the use of RTSP, RTP, and a subset of the MPEG-4 specification... 

http://www.isma.tv/

Offers streaming and webcasting explanations, hints, media player reviews, news, tools and tutorials, links devoted to streaming audio/video, and multimedia... 

http://www.streamalot.com/

CastUP is a leading developer of IP streaming media products and Content Distribution Networking (CDN) systems.. 

http://www.castup.net/

Microsoft's streaming media platform. Find Windows Media downloads, product support, and community resources... 

http://www.microsoft.com/windows/windowsmedia/default.mspx

RealPlayer - Download and save videos and clips directly from YouTube, Google Video, Break, Metacafe, MySpace, iFilm, DailyMotion and many more popular web video websites. RealPlayer also lets you record live streams and play various audio and video formats, all-in-one media player... 

http://www.real.com/