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.
The OWL API is a Java API and reference implmentation for creating, manipulating and serialising OWL Ontologies. The latest version of the API is focused towards OWL 2
Y. Raimond, S. Abdallah, M. Sandler, и F. Giasson. Proceedings of the 8th International Conference on Music Information Retrieval (ISMIR 2007), стр. 417--422. Vienna, Austria, (сентября 2007)