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NCBI Taxonomy (NCBITaxon)

Code System Biology openly published

The .gov means it's official. Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site....

NCBI / OBO Foundry edition, 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 OBO Foundry ontologies Ontology / Vocabulary PATO (Phenotype And Trait Ontology) Ontology / Vocabulary SBML (Systems Biology Markup Language) Exchange Schema Uberon multi-species anatomy ontology Ontology / Vocabulary
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Model Details
Steward NCBI / OBO Foundry edition
Layer Code System
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 2/3. Found something wrong? Tell me — corrections are cheap and I would rather be right.

Modernity Profile
Access Open
Assessed 33.0% of the rubric

Not enough of this standard was readable to place it in a band. That is a limit of what I could see, not a finding against the standard.

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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