Resource Description Framework Official pages from the World Wide Web Consortium, includes the specification, resources and news, and a links collection.
RDF Logic Mailing List Provides a forum for technical discussion concerning the design of logic-based languages for use on the Web.
RDF Interest Group The main discussion forum for RDF developers and users.
RDF-DEV : A Site for RDF Developers Resources database containing links to guides, papers, tools, and standards in addition to the archives of the (now closed) RDF-DEV mailing list.
SchemaWeb Repository for RDF schemas expressed in the RDFS, OWL, and DAML+OIL schema languages.
PML Proof Markup Language is used to build OWL documents representing both proofs and proof provenance information.
Introduction to RSS News Feeds Find out how to create and use RSS files and learn what they can do for you. See why companies like Netscape, Userland, and Moreover use RSS to distribute and syndicate article summaries and headlines. This article includes sample code that demonstrates elements of an RSS file, plus a Perl example using the module XML::RSS.
RDF Resources Links to various documentation of RDF sources.