Java API for creating, manipulating and serialising OWL Ontologies

 OWL API is a Java API for creating, manipulating and serialising OWL
 Ontologies.
 .
 The following components are included:
 .
  * An API for OWL 2 and an in-memory reference implementation.
  * Read and write support for RDF/XML, OWL/XML, Functional syntax, Manchester
    syntax, Turtle, OBO.
  * Write support for KRSS, DL syntax, LaTeX.
  * Other formats via RIO integration (NTriples, JSON, etc.).
  * Reasoner interfaces for working with reasoners such as FaCT++, HermiT,
    Pellet, Racer, JFact and Chainsaw.
  * See documentation pages on the wiki for more details.