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June 2–5, 2013  
WebProtégé Tutorial   
SemTechBiz 2013  
San Francisco, California  
Use code "BMIR" for 40% off  
 
Sept 2–4, 2013  
Protégé-OWL Short Course  
Vienna, Austria  
 
 
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Protégé is a free, open source ontology editor and knowledge-base framework.

The Protégé platform supports modeling ontologies via a web client or a desktop client. Protégé ontologies can be developed in a variety of formats including OWL, RDF(S), and XML Schema.

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.
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.

community
Registered Users 224,474
protege-users list members 17,198
protege-discussion list members 2,418
protege-owl list members 2,384

Protégé is available from this site as a free download along with plug-ins and ontologies.

downloads
WebProtégé build 103 May 20, 2013
Protégé 4.3 Apr 15, 2013
Protégé 3.5 April 24, 2013

WebProtege
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protege-owl
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