Ontology editor
An ontology editor is a software that allows ontologies - can be constructed - that is being contexts.
One of the most ontology editors Protégé is Stanford University, which is based on data exchange protocols such as OKBC ontology languages such as OWL and RDF, and can import and export.
Criteria for the selection
Among the variety of available editors can be a ranking of requirements formulate useful for the following criteria.