This page lists the latest versions of all W3C Recommendatations and Notes that have been published by the various Semantic Web Activity Groups or relevant Incubator Groups. For a more complete lists of specifications, including older, obsolete versions and drafts, see the general page on W3C documents.

See also the list of translations for RDF, GRDDL, RDFa, SPARQL, OWL, and RIF

You may want to look at the collection of SW Case Studies and Use Cases to see how organizations are using these technologies today.

 Resource Description Framework (RDF)

• RDF Primer, W3C Recommendation, February 10, 2004, Frank Manola , Eric Miller , eds.
• RDF/XML Syntax Specification (Revised), W3C Recommendation, February 10, 2004, Dave Beckett , ed.
• RDF Vocabulary Description Language 1.0: RDF Schema, W3C Recommendation, February 10, 2004, Ramanathan V. Guha , Dan Brickley , eds.
• Resource Description Framework (RDF): Concepts and Abstract Syntax, W3C Recommendation, February 10, 2004, Graham Klyne , Jeremy J. Carroll , eds.
• RDF Semantics, W3C Recommendation, February 10, 2004, Patrick Hayes , ed.
• RDF Test Cases, W3C Recommendation, February 10, 2004, Jan Grant , Dave Beckett , eds.
• rdf:PlainLiteral: A Datatype for RDF Plain Literals, W3C Recommendation, October 27, 2009, Jie Bao , Sandro Hawke , Boris Motik , Peter F. Patel-Schneider , Axel Polleres , eds.

 Gleaning Resource Descriptions from Dialects of Languages (GRDDL)

• Gleaning Resource Descriptions from Dialects of Languages (GRDDL), W3C Recommendation, September 11, 2007, Dan Connolly , ed.
• GRDDL Test Cases, W3C Recommendation, September 11, 2007, Chimezie Ogbuji , ed.
• GRDDL Primer, W3C Working Group Note, June 28, 2007, Harry Halpin , Ian Davis , eds.
• GRDDL Use Cases: Scenarios of extracting RDF data from XML documents, W3C Working Group Note, April 6, 2007, Fabien Gandon , ed.

 RDFa in XHTML: Syntax and Processing

• RDFa in XHTML: Syntax and Processing, W3C Recommendation, October 18, 2008, Ben Adida , Mark Birbeck , Shane McCarron , Steven Pemberton , eds.
• RDFa Primer, W3C Working Group Note, October 14, 2008, Ben Adida , Mark Birbeck , eds.

 Rule Interchange Format (RIF)

• RIF Core Dialect, W3C Recommendation, June 22, 2010, Harold Boley , Gary Hallmark , Michael Kifer , Adrian Paschke , Axel Polleres , Dave Reynolds , eds.
• RIF Basic Logic Dialect, W3C Recommendation, June 22, 2010, Harold Boley , Michael Kifer , eds.
• RIF Production Rule Dialect, W3C Recommendation, June 22, 2010, Christian de Sainte Marie , Gary Hallmark , Adrian Paschke , eds.
• RIF Framework for Logic Dialects, W3C Recommendation, June 22, 2010, Harold Boley , Michael Kifer , eds.
• RIF Datatypes and Built-Ins 1.0, W3C Recommendation, June 22, 2010, Axel Polleres , Harold Boley , Michael Kifer , eds.
• RIF RDF and OWL Compatibility, W3C Recommendation, June 22, 2010, Jos de Bruijn , ed.
• RIF Overview, W3C Working Group Note, June 22, 2010, Michael Kifer , Harold Boley , eds.
• OWL 2 RL in RIF, W3C Working Group Note, June 22, 2010, Dave Reynolds , eds.
• RIF in RDF, W3C Working Group Note, May 12, 2011, Sandro Hawkeand Axel Polleres, eds.

 SKOS Simple Knowledge Organization System

• SKOS Simple Knowledge Organization System Reference, W3C Recommendation, August 18, 2009, Alistair Miles , Sean Bechhofer , eds.
• SKOS Simple Knowledge Organization System Primer, W3C Working Group Note, August 18, 2009, Antoine Isaac , Ed Summers , eds
• SKOS Use Cases and Requirements, W3C Working Group Note, August 18, 2009, Antoine Isaac , Jon Phipp , Daniel Rubin , eds

 SPARQL Query Language for RDF

• SPARQL Query Language for RDF, W3C Recommendation, January 15, 2008, Andy Seaborne , Eric Prud'hommeaux , eds.
• SPARQL Protocol for RDF, W3C Recommendation, January 15, 2008, Elias Torres , Lee Feigenbaum , Kendall Grant Clark , eds.
• SPARQL Query Results XML Format, W3C Recommendation, January 15, 2008, Dave Beckett , Jeen Broekstra , eds.
• Serializing SPARQL Query Results in JSON, W3C Working Group Note, June 18, 2007, Kendall Grant Clark , Lee Feigenbaum , Elias Torres , eds.

 Web Ontology Language (OWL 2)

• OWL 2 Web Ontology Language Document Overview, W3C Recommendation, October 27, 2009,OWL Working Room, eds.
• OWL 2 Web Ontology Language Structural Specification and Functional-Style Syntax, W3C Recommendation, October 27, 2009, Boris Motik , Peter F. Patel-Schneider , Bijan Parsia , eds.
• OWL 2 Web Ontology Language Mapping to RDF Graphs, W3C Recommendation, October 27, 2009, Peter F. Patel-Schneider , Boris Motik , eds.
• OWL 2 Web Ontology Language Direct Semantics, W3C Recommendation, October 27, 2009, Boris Motik , Peter F. Patel-Schneider , Bernardo Cuenca Grau , eds.
• OWL 2 Web Ontology Language RDF-Based Semantics, W3C Recommendation, October 27, 2009, Michael Schneider , ed.
• OWL 2 Web Ontology Language Conformance, W3C Recommendation, October 27, 2009, Michael Smith , Ian Horrock , Markus Krötzsch , Birte Glimm , eds.
• OWL 2 Web Ontology Language Profiles, W3C Recommendation, October 27, 2009, Boris Motik , Bernardo Cuenca Grau , Ian Horrock , Zhe Wu , Achille Fokoue , Carsten Lutz , eds.
• OWL 2 Web Ontology Language Primer, W3C Recommendation, October 27, 2009, Pascal Hitzler , Markus Krötzsch , Bijan Parsia , Peter F. Patel-Schneider , Sebastian Rudolph , eds.
• OWL 2 Web Ontology Language Quick Reference Guide, W3C Recommendation, October 27, 2009, Jie Bao , Elisa F. Kendall , NameDeborah L. McGuinness , Peter F. Patel-Schneider , eds.
• OWL 2 Web Ontology Language XML Serialization, W3C Recommendation, October 27, 2009, Boris Motik , Bijan Parsia , Peter F. Patel-Schneider , eds.
• OWL 2 Web Ontology Language Manchester Syntax, W3C Working Group Note, Matthew Horridge , Peter F. Patel-Schneider , eds.
• OWL 2 Web Ontology Language Data Range Extension: Linear Equations, W3C Working Group Note, Bijan Parsia , Uli Sattler , eds.

 Protocol for Web Description Resources (POWDER)

• Protocol for Web Description Resources (POWDER): Description Resources, W3C Recommendation, September 1, 2009, Phil Archer , Kevin Smith , Andrea Perego , eds.
• Protocol for Web Description Resources (POWDER): Grouping of Resources, W3C Recommendation, September 1, 2009, Phil Archer , Andrea Perego , Kevin Smith , eds.
• Protocol for Web Description Resources (POWDER): Formal Semantics, W3C Recommendation, September 1, 2009, Stasinos Konstantopoulos , Phil Archer , eds.
• Protocol for Web Description Resources (POWDER): Primer, W3C Working Group Note, September 1, 2009, Kai Scheppe , ed.
• Protocol for Web Description Resources (POWDER): Test Suite, W3C Working Group Note, September 9, 2009, Antonis Kukurikos and Phil Archer , eds.
• POWDER: Use Cases and Requirements, W3C Working Group Note, October 31, 2007, Phil Archer , ed.

Semantic Web Deployment

• Best Practice Recipes for Publishing RDF Vocabularies, W3C Working Group Note, August 28, 2008, Diego Berrueta , Jon Phipps , eds.
• Cool URIs for the Semantic Web, W3C Interest Group Note, March 3, 2008, Leo Sauermann , Richard Cyganiak , eds.
• Defining N-ary Relations on the Semantic Web, W3C Working Group Note, April 12, 2006, Natasha Noy , Alan Rector , eds.
• XML Schema Datatypes in RDF and OWL, W3C Working Group Note, March 14, 2006, Jeremy J. Carroll , Jeff Z. Pan , eds.
• A Survey of RDF/Topic Maps Interoperability Proposals, W3C Working Group Note, March 9, 2006, Steve Pepper , Fabio Vitali , Lars Marius Garshol , Nicola Gessa , Valentina Presutti , eds.
• A Semantic Web Primer for Object-Oriented Software Developers, W3C Working Group Note, March 9, 2006, Holger Knublauch , Daniel Oberle , Phil Tetlow , Evan Wallace , eds.
• Representing Specified Values in OWL: "value partitions" and "value sets", W3C Working Group Note, May 17, 2005, Alan Rector , ed.
• Representing Classes As Property Values on the Semantic Web, W3C Working Group Note, April 5, 2005, Natasha Noy , ed.

Health Care and Life Science Related Notes

• Semantic Web Applications in Neuromedicine (SWAN) Ontology, W3C Interest Group Note, October 20, 2009, Paolo Ciccarese , ed.
• SIOC, SIOC Types and Health Care and Life Sciences, W3C Interest Group Note, October 20, 2009, Alexandre Passant , ed.
• SWAN/SIOC: Alignment Between the SWAN and SIOC Ontologies, W3C Interest Group Note, October 20, 2009, Alexandre Passant and Paolo Ciccarese , eds.
• A Prototype Knowledge Base for the Life Sciences, W3C Interest Group Note, June 4, 2008, Alan Ruttenberg , Jonathan Rees , Susie Stephens , Matthias Samwald , Kei-Hoi Cheung , eds.
• Experiences with the conversion of SenseLab databases to RDF/OWL, W3C Interest Group Note, Matthias Samwald , Kei-Hoi Cheung , eds.

Miscellaneous Notes

• Describing Linked Datasets with the VoID Vocabulary, W3C Interest Group Note, March 3, 2011, Keith Alexander , Richard Cyganiak , Michael Hausenblas , and Jun Zhao , eds.
• LBase: Semantics for Languages of the Semantic Web, W3C Working Group Note, October 3, 2003, R.V.Guha , Patrick Hayes , eds.
• An RDF Schema for P3P, W3C Note, January 25, 2002, Brian McBride , Rigo Wenning , Lorrie Cranor , eds.
• An RDF Schema for the XML Information Set, W3C Note, April 6, 2001, Richard Tobin , ed.
• Harvesting RDF Statements from XLinks, W3C Note, September 29, 2000, Ron Daniel Jr. , ed.
• The Cambridge Communiqué, W3C Note, October 6, 1999, Ralph R. Swick , Henry S. Thompson , eds.
• A Discussion of the Relationship Between RDF-Schema and UML, W3C Note, August 4, 1998, Walter W. Chang, , eds.

Incubator Group Reports

• Image Annotation on the Semantic Web, W3C Incubator Group Report, August 14, 2007, Raphaël Troncy , Jacco van Ossenbruggen , Jeff Z. Pan , and Giorgos Stamou , eds.
• W3C Geospatial Vocabulary, W3C Incubator Group Report, October 23, 2007, Joshua Lieberman , Raj Singh , and Chris Goad , eds.
• Uncertainty Reasoning for the World Wide Web, W3C Incubator Group Report, March 31, 2008, Kenneth J. Laskey , Kathryn B. Laskey , Paulo C. G. Costa , Mieczyslaw M. Kokar , Trevor Martin , and Thomas Lukasiewicz , eds.
• Product Modelling using Semantic Web Technologies, W3C Incubator Group Report, March 31, 2008, Michel Böhms , David Leal , Henson Graves , and Kendall Clark , eds.
• RDB2RDF, W3C Incubator Group Report, January 26, 2009, Ashok Malhotra , ed.
• A Standards-based, Open and Privacy-aware Social Web, W3C Incubator Group Report, December 6, 2010, Harry Halpin , and Mischa Tuffield , eds. Daniel Appelquist , Dan Brickley , Melvin Carvahlo , Renato Iannella , Alexandre Passant , Christine Perey , and Henry Story , authors.
• A Provenance XG Final Report, W3C Incubator Group Report, December 14, 2010, Yolanda Gil , James Cheney , Paul Groth , Olaf Hartig , Simon Miles , Luc Moreau , and Paulo Pinheiro da Silva , eds.
• Semantic Sensor Network XG Final Report, W3C Incubator Group Report, June 28, 2011, Laurent Lefort , Cory Henson , and Kerry Taylor , eds.
• Library Linked Data Incubator Group Final Report, W3C Incubator Group Report, October 25, 2011, Thomas Baker , Emmanuelle Bermès , Karen Coyle , Gordon Dunsire , Antoine Isaac , Peter Murray , Michael Panzer , Jodi Schneider , Ross Singer , Ed Summers , William Waites , Jeff Young , and Marcia Zeng , eds.
• Library Linked Data Incubator Group: Use Cases, W3C Incubator Group Report, October 25, 2011, Daniel Vila Suero , ed.
• Library Linked Data Incubator Group: Datasets, Value Vocabularies, and Metadata Element Sets, W3C Incubator Group Report, October 25, 2011, Antoine Isaac , William Waites , Jeff Young , and Marcia Zeng , eds.