Resource Description Framework

Specifications & Administrativia

• RDF homepage at W3C http://www.w3.org/RDF/
• current syntax spec http://www.w3.org/TR/rdf-syntax-grammar/
• current schema spec http://www.w3.org/TR/rdf-schema/

Tools

• The Redland RDF Application Framework developed at UBristol. Quite close to HP labs. Redland provides RDF tools written in C, and various language bindings. Building requires either libxml or libxmltok (i.e. expat). Personally, I couldn't get it to work with expat. LGPL or BSD-style license http://librdf.org
• Jena version 2 `A Semantic Web Framework' written in Java by HP labs Bristol. BSD-style License. http://jena.sf.net
• Welkin is an RDF visualization tool built by MIT and HP labs at project Simile. BSD-style license. http://simile.mit.edu and http://simile.mit.edu/welkin

Applications of RDF

• RichSiteSummary in various incarnations, some RDF some pure XML is probably the most widely used RDF application on the web.

Related

• DublicCore