Protégé is a free, open source ontology editor and a knowledge acquisition system. Like Eclipse, Protégé is a framework for which various other projects suggest plugins. This application is written in Java and heavily uses Swing to create the rather complex user interface. Protege recently has over 60,000 registered users. In both computer science and information science, an ontology is a data model that represents a domain and is used to reason about the objects in that domain and the relations between them. ... Eclipse is a free software / open source platform-independent software framework for delivering what the project calls rich-client applications, as opposed to thin client browser-based applications. ...
Protégé is being developed at Stanford University in collaboration with the University of Manchester. Stanford redirects here. ... The University of Manchester is a large university located in Manchester, England. ...