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Protégé is a free, open source ontology editor and knowledge-base framework.

Protégé Platforms

tick-square Web-Based
tick-square Windows

Protégé Video and Screenshots

Protégé Overview

Protégé is a free, open source ontology editor and knowledge-base framework.

The Protégé platform supports two main ways of modeling ontologies via the Protégé-Frames and Protégé-OWL editors. Protégé ontologies can be exported into a variety of formats including RDF(S), OWL, and XML Schema. (more)

Protégé is based on Java, is extensible, and provides a plug-and-play environment that makes it a flexible base for rapid prototyping and application development. (more)
Protégé is supported by a strong community of developers and academic, government and corporate users, who are using Protégé for knowledge solutions in areas as diverse as biomedicine, intelligence gathering, and corporate modeling.

Protégé Features

tick-square Visualization

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Protégé Tags

owl ontology rdf java-based

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