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.
Guided Tour of Ontology
- http://www.jfsowa.com/ontology/guided.htm
- Very large site comprising six papers by mathematician John F. Sowa of Harvard and MIT, each with summary introductory paragraph followed by numbered topic headings hyperlinked to detailed articles. Exhaustive summary bibliography.
LSDIS Projects
- http://lsdis.cs.uga.edu/projects/
- Large Scale Distributed Information Systems lab at the University of Georgia lists ongoing projects such as Sensor Map, BioInformatics for Glycan Expression, and a number of semantic discovery projects.
On-To-Knowledge
- http://www.ontoknowledge.org/
- Three-year European collaboration discussing knowledge management methods based on ontology sharing and reuse, with successive papers and a book on the semantic web published in 2002.
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.