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Semantic Web Infrastructure

We build Semantic Web and ontology infrastructure components, specializing in OWL ontology reasoners and related tools. These infrastructure components are available for OEM licensing as well as end user usage.

Pellet: OWL DL Reasoner

Pellet is an open source, Java reasoner for OWL DL ontologies: we offer commercial support for Pellet.

See the Pellet page at owldl.com.

JSpace: Linked Data Browser

JSpace is a browser for complex, interrelated datasets and information sources. JSpace is the basis of POPS, a NASA expertise location service for the NASA workforce.

OwlSight: Web-based OWL Ontology Browser

OwlSight is a web browser-based tool for exploring OWL ontologies.

Pronto: Probabilistic OWL DL Reasoner

Pronto is a probabilistic OWL DL reasoner for Pellet; it allows direct and expressive modeling of uncertainty and probability information to be integrated with Pellet, the leading OWL DL reasoner.

Services

We provide a wide-range of services for technology customers:

  • OEM licensing of our Semantic Web infrastructure components
  • maintenance and support
  • application development
  • R&D
  • standards body representation and lobbying