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OWL Web Ontology Language Reference - http://www.w3.org/TR/owl-ref/
Detailed description of the OWL W3C specification. |
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Ontoweb - http://www.ontoweb.org
The community site for Ontoweb, a European Union founded project about Ontology-based information exchange for knowledge management and electronic commerce. |
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CO-ODE - http://www.co-ode.org/
Collaborative Open Ontology Development Environment is a project led by the Medical Informatics Group at the University of Manchester. |
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Ontolog - http://ontolog.cim3.net/
Ontolog is an open, international, virtual community devoted to advancing the field of ontological engineering and semantic technologies, and advocating their adoption into mainstream applications and international standards. |
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On-To-Knowledge - http://www.ontoknowledge.org/
A project of the European Information Society Technologies, under 5th Framework Program (1999-2002). The project develops knowledge management methods and tools, based on ontology sharing and reuse. |
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Buffalo Ontology Site - http://ontology.buffalo.edu/
Large collection of links and papers about Contemporary Ontology, History of Ontology and Ontological Engineering. From the Department of Philosophy, State University of New York. |
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European Centre for Ontological Research (ECOR) - http://www.ecor.uni-saarland.de/
ECOR represents a new approach in applying ontology to a variety of problems in information science and related areas, by coordinating institutions, organisations and companies working in the field. |
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Ontologies For Education - http://iiscs.wssu.edu/o4e/
A topic-map driven portal focused on application of ontologies and similar technologies to educational domains. |
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Ontology Engineering: a survey and a return on experience - http://www.inria.fr/rrrt/rr-4396.html
Research report by INRIA, presenting the state of the art of engineering techniques and a project description. (downloadable PDF) |
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Principles of ontology - http://www-ksl.stanford.edu/onto-std/mailarchive/0136.html
Mailing list archive. Some basic definitions by John Sowa. |