Ontology

NOMEN

A nomenclatural ontology for biological names

NOMEN is a nomenclatural ontology for biological names (not concepts). It encodes the goverened rules of nomenclature.

oboontology
E38

FAIR 37/48

Version commit 5ebe3c5

Evaluated 26 Oct 2026

How scores work

Source & access

Homepagegithub.com DownloadCanonical file / PURL Browse in OLSEMBL-EBI Ontology Lookup ServiceBrowse in BioPortalNCBO BioPortalBrowse in OBO FoundryOBO Foundry registry

Portals & registries

SourceIDVersionClassesPropertiesIndividualsLoaded
OLS (EMBL-EBI)nomen—264124025 Oct 2026
OBO Dashboardnomen—264——11 Dec 2025

Ontology IRI http://purl.obolibrary.org/obo/NOMEN

Languages en

Imports from (1)
IAO

Logical consistency
consistent · 1 unsatisfiable
OWL 2 DL
yes
ROBOT report
14 errors · 384 warnings · 0 info
OBO principles
FP01FP02FP03FP04FP05FP06FP07FP08FP09FP11FP12FP16FP20
Axioms
1,636 · 3.03% entities reused

Also registered as
aberowl: NOMEN bioportal: NOMEN obofoundry: nomen ols: nomen ontobee: NOMEN wikidata.entity: Q81661723

Automated evaluation

F Findable FAIR9/12
  • Persistent identifier (F1)purl.obolibrary.org+4
  • Indexed in services (F4)4: OLS, BioPortal, OBO Foundry, Bioregistry+5
  • Citable reference (F2)no reference publication listed0
A Accessible FAIR12/12
  • Homepage reachableHTTP 200+3
  • Artefact retrievable over HTTP(S) (A1)download HTTP 200+6
  • Metadata persists in a registry (A2)OBO Foundry, Bioregistry+3
I Interoperable FAIR10/12
  • Formal machine-readable format (I1)OWL+5
  • Semantic-web IRIs (I2)OWL+3
  • References other vocabularies (I3)imports 1: iao+2
R Reusable FAIR6/12
  • Clear license (R1.1)CC0 1.0+5
  • Release provenance (R1.2)no version in artefact, registry or release tags0
  • Community standards (R1.3)OBO principles: 6/13 checks pass+1
Q Ontology consistency & quality7/20
  • Logical consistencyconsistent, 1 unsatisfiable classes (OBO Dashboard)+5
  • OWL 2 DL profilein OWL 2 DL+2
  • Upper-ontology alignmentno BFO/COB/DOLCE import found0
  • Standard relations (RO)does not import the Relation Ontology0
  • ROBOT report: no errors14 errors0
  • ROBOT report: warning density384 warnings / 264 classes = 1.450
  • Pitfall scan: no critical pitfallsno pitfall scan yet; ROBOT report has 14 errors0
M Maintenance2/16
  • Recency2025-10-13 → 12.4 months (≤ 2 years)+2
  • Release cadence (12 months)0 releases0
U Community adoption3/16
  • Documented adopting projects1 project+2
  • Reused by other ontologies00
  • Community signalmax(stars 14 → 1, citations 0 → 0)+1
P Penalties (inactivity & inconsistency)-11
  • Time since last activity1.0 years → 4 × max(0, 1.0 − 1)0
  • Inactive statusnot archived, legacy or inactive0
  • Unsatisfiable classes1 unsatisfiable classes-5
  • ROBOT report errors14 errors-6

FAIR subtotal 37/48 · earned 49/100 − 11 inactivity = 38/100 → grade E

Community adoption 1

  • taxonworks.org

    TaxonWorks is an integrated web-based workbench for taxonomists and biodiversity scientists.

    Source: OBO Foundry registry

Know a project that uses NOMEN? Suggest it.

History & changes 1 run

History starts with the first archived run; changes appear after the next evaluation.

RunScoreFAIRVersion evaluatedTermsSnapshot
26 Oct 2026, 03:31 UTC38 E37commit 5ebe3c5264JSON

Provenance

Every fact on this page was fetched automatically. Each row shows where it came from and when. If a source fails, the last good value is kept and marked “carried forward”.

FactSourceRetrieved
Homepage link check (HTTP 200)github.com26 Oct 2026, 03:08 UTC
Repository link check (HTTP 200)github.com26 Oct 2026, 03:08 UTC
Download link check (HTTP 200)purl.obolibrary.org26 Oct 2026, 03:08 UTC
Artefact headerraw.githubusercontent.com26 Oct 2026, 03:08 UTC
Git refs (commit 5ebe3c5)github.com26 Oct 2026, 03:08 UTC
GitHub repository statisticsapi.github.com26 Oct 2026, 03:08 UTC
OLS classes, imports, version & releaseebi.ac.uk26 Oct 2026, 03:08 UTC
OBO Foundry status, license & usagesobofoundry.org26 Oct 2026, 02:37 UTC
Bioregistry mappings, dependencies & reusebioregistry.io26 Oct 2026, 03:08 UTC
OBO Dashboard (checked 11 Dec 2025)dashboard.obofoundry.org26 Oct 2026, 02:37 UTC

Run 2026-10-26T02-37-38Z · evaluator v2.0.0 · rubric v3.4 · entry.json · run snapshot