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PATO (Phenotype And Trait Ontology)

Ontology / Vocabulary Biology openly published

An ontology of phenotypic qualities (properties, attributes or characteristics)...

OBO Foundry, from their own opening paragraph

Other biology data models

CARO (Common Anatomy Reference Ontology) Ontology / Vocabulary CL (Cell Ontology) Ontology / Vocabulary Gene Ontology Ontology / Vocabulary NCBI Taxonomy (NCBITaxon) Code System OBO Foundry ontologies Ontology / Vocabulary SBML (Systems Biology Markup Language) Exchange Schema Uberon multi-species anatomy ontology Ontology / Vocabulary
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Model Details
Steward OBO Foundry
Origin International
Layer Ontology / Vocabulary
Domain Biology
Status live
Access Openly published
Go to the steward →
How I know this

Promoted from the public OBO Foundry registry, then confirmed against the steward's own site.

Confirmed 2026-08-11

Evidence: name evidence 3/3. Found something wrong? Tell me — corrections are cheap and I would rather be right.

Modernity Profile
66.3 Modernizing
Access Open
Assessed 83.0% of the rubric

A separate measure from the Kin Score, which rates API providers. This rates how current a standard is in how it is expressed, published and paid for — not how good it is. EDIFACT and X12 score low here and move an enormous share of world trade.

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