terminology ontology ontoterminology tedi knowledge representation linguistics ISO AFNOR

The Music Ontology provides a model for publishing structured music-related data on your web site or through your API. If you're unsure about why you should publish music-related data in this way, please read our FAQ.

The Suggested Upper Merged Ontology (SUMO) - Ontology Portal

Ontology in Contemporary Philosophy, its Historical Relationship with Metaphysics and Logic, Bibliographies on Ontological Topics