rtsp.org - Information about the RTSP and about related protocols for streaming servers, clients and infrastructure. Includes pointers to current specifications, draft specifications, FAQs, implementations, and history. Provided by RealNetworks.Internet Streaming Media Alliance (ISMA) - Group promoting the use of RTSP, RTP, and a subset of the MPEG-4 specification.
RTSP: Real-Time Streaming Protocol - General information about RTSP provided by Dr. Henning Schulzrinne of Columbia University
RFC 2326 - Official RTSP specification, published by the Internet Engineering Task Force (IETF)
IETF Multiparty Multimedia Session Control (mmusic) Working Group - Responsible for the creation and maintenance of the RTSP specification
IMTC Packet Switched Streaming Activity Group - Group of network infrastructure manufacturers, carriers, handset vendors, streaming multimedia vendors and content providers working on interoperability surrounding streaming media protocols.
SourceForge RTSP Specification Tracker - Official issue/errata list for RTSP, from which the future version of the RTSP specification will be made.
