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Jena is a Java framework for building Semantic Web applications. It provides a programmatic environment for RDF, RDFS and OWL, SPARQL and includes a rule-based inference engine.

Jena is open source and grown out of work with the HP Labs Semantic Web Programme.

The Jena Framework includes:

  • A RDF API
  • Reading and writing RDF in RDF/XML, N3 and N-Triples
  • An OWL API
  • In-memory and persistent storage
  • SPARQL query engine

Support is provided by the jena-dev mailing list.

Resource Description Framework
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