Ontology

TAXRANK

Taxonomic rank vocabulary

A vocabulary of taxonomic ranks (species, family, phylum, etc)

life scienceoboontologytaxon ranktaxonomic classificationtaxonomy
C59

FAIR 45/48

Version 2025-09-24

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)taxrank2025-09-247715025 Oct 2026
OBO Dashboardtaxrank2025-09-2477——11 Dec 2025

Ontology IRI http://purl.obolibrary.org/obo/taxrank.owl
Version IRI http://purl.obolibrary.org/obo/taxrank/releases/2025-09-24/taxrank.owl

Languages en

Imports from (1)
IAO

Reused by (9)
ORNASEQ VTO FOVT GO ICTV NCBITaxon PSO SLSO VALUESETS

Logical consistency
consistent · 0 unsatisfiable
OWL 2 DL
yes
ROBOT report
2 errors · 75 warnings · 3 info
OBO principles
FP01FP02FP03FP04FP05FP06FP07FP08FP09FP11FP12FP16FP20
Axioms
601 · 17.89% entities reused

Also registered as
aberowl: TAXRANK agroportal: TAXRANK biodivportal: TAXRANK bioportal: TAXRANK fairsharing: FAIRsharing.p1sejz obofoundry: taxrank ols: taxrank ontobee: TAXRANK wikidata.entity: Q81661813

Automated evaluation

F Findable FAIR12/12
  • Persistent identifier (F1)purl.obolibrary.org+4
  • Indexed in services (F4)5: OLS, BioPortal, OBO Foundry, Bioregistry, FAIRsharing+5
  • Citable reference (F2)doi:10.1186/2041-1480-4-34+3
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, OBO+5
  • Semantic-web IRIs (I2)OWL, OBO+3
  • References other vocabularies (I3)imports 1: iao+2
R Reusable FAIR11/12
  • Clear license (R1.1)CC0 1.0+5
  • Release provenance (R1.2)2025-09-24 (version IRI in the artefact)+4
  • Community standards (R1.3)OBO principles: 10/13 checks pass+2
Q Ontology consistency & quality12/20
  • Logical consistencyconsistent, 0 unsatisfiable classes (OBO Dashboard)+10
  • 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 errors2 errors0
  • ROBOT report: warning density75 warnings / 77 classes = 0.970
  • Pitfall scan: no critical pitfallsno pitfall scan yet; ROBOT report has 2 errors0
M Maintenance2/16
  • Recency2025-09-24 → 13.0 months (≤ 2 years)+2
  • Release cadence (12 months)0 releases (GitHub releases)0
U Community adoption3/16
  • Documented adopting projects0 projects0
  • Reused by other ontologies9: ornaseq, vto, fovt, go, ictv, ncbitaxon…+2
  • Community signalmax(stars 7 → 1, citations 36 → 1)+1
P Penalties (inactivity & inconsistency)-3
  • Time since last activity1.1 years → 4 × max(0, 1.1 − 1)0
  • Inactive statusnot archived, legacy or inactive0
  • Consistencyconsistent, no unsatisfiable classes0
  • ROBOT report errors2 errors-3

FAIR subtotal 45/48 · earned 62/100 − 3 inactivity = 59/100 → grade C

Community adoption 0

No adopting projects documented yet.

Know a project that uses TAXRANK? 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 UTC59 C452025-09-2477JSON

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, 03:24 UTC
Repository link check (HTTP 200)github.com26 Oct 2026, 03:24 UTC
Download link check (HTTP 200)purl.obolibrary.org26 Oct 2026, 03:24 UTC
Artefact header (version IRI)raw.githubusercontent.com26 Oct 2026, 03:24 UTC
Git refs (commit 5963fbf, latest tag v2025-09-24)github.com26 Oct 2026, 03:24 UTC
GitHub repository statisticsapi.github.com26 Oct 2026, 03:24 UTC
OLS classes, imports, version & releaseebi.ac.uk26 Oct 2026, 03:24 UTC
OBO Foundry status, license & usagesobofoundry.org26 Oct 2026, 02:37 UTC
Bioregistry mappings, dependencies & reusebioregistry.io26 Oct 2026, 03:24 UTC
OBO Dashboard (checked 11 Dec 2025)dashboard.obofoundry.org26 Oct 2026, 02:37 UTC
Crossref citations (doi:10.1186/2041-1480-4-34)api.crossref.org26 Oct 2026, 03:24 UTC

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

How to cite