Blog
Notes on the ontologies
Short, practical writing about the Common Core Ontologies: what they are, how they relate to Basic Formal Ontology, and how teams use them to integrate data.

OVERVIEW
What are the Common Core Ontologies?
A short tour of the mid-level suite, why it exists and what a mid-level ontology actually does.

FOUNDATIONS
How CCO builds on Basic Formal Ontology
CCO does not invent its top categories. It specialises the domain-neutral distinctions of BFO. Here is how that works.

PRACTICE
Using CCO for data interoperability
Shared meaning is the hard part of joining datasets. A common mid-level ontology is one durable way to get it.

DEEP DIVE
Inside the Information Entity Ontology
Descriptions, directives, designators and measurements. A closer look at one of the most reused CCO modules.