Upper Ontology
- https://en.wikipedia.org/wiki/Ontology_(information_science)#Upper_ontology
- https://en.wikipedia.org/wiki/Upper_ontology
Aristotle's Categories
- οὐσία Ousia (german) (IMHO Much better than https://en.wikipedia.org/wiki/Ousia Ousia]
Basic formal ontology BFO
Bora
DoDAF DM2
DOLCE Descriptive Ontology for Linguistic and Cognitive Engineering
ISO 15926
Onto-Step
Sowa
Sumo Suggested Upper Merged Ontology
- https://en.wikipedia.org/wiki/Suggested_Upper_Merged_Ontology
- http://www.adampease.org/OP/
- http://www.dfki.de/~horacek/Slides-Standard-Upper-Ontology.pdf
Yamato
Other
- Research CYC
- High Fleet