The Internet Report (IETF Weekly Updates) - A table of new Internet Drafts and RFC's that come out each week, with synopses. Archived summaries go back to June 1999.
RFC Editor - Collates Request For Comments documents. Explains the RFC process, and includes a searchable database of RFCs.
Active IETF Working Groups - A directory of the Internet Engineering Task Force groups and their web pages..
Free Protocols Foundation - Independent public forum supporting patent-free protocols. Includes policies, papers, a mission statement, and a list of free protocols..
Internet2 - A consortium led by universities working in partnership with industry and government to develop and deploy advanced network applications and technologies, accelerating the creation of tomorrow's Internet..
Internet protocols - General comments on protocol design, and good reference material on a few protocols (especially mail-related; also ftp, time, and misc) by Dan Bernstein..
The Kermit Project - A protocol that transfers text and binary files without errors between diverse types of computers over potentially hostile communication links, and a suite of communications software programs; Columbia University..
RFC Sourcebook - Description of protocols, file formats, glossary of terms, RFCs..
XNS.org - Independent organization managing the eXtensible Name Service, an open protocol and open-source platform for universal addressing, automated data exchange, and privacy control. Includes an overview, charter, history, and specifications..