Ontology

FBbt

Drosophila Anatomy Ontology

Anatomy of Drosophila melanogaster, including thousands of named neuron types linked to connectome datasets.

anatomyneuron typesdrosophilaconnectomicsOBO Foundry
A89

FAIR 48/48

Version 2026-10-01

Evaluated 25 Oct 2026

How scores work

Source & access

Homepagevirtualflybrain.org Repositorygithub.com DownloadCanonical file / PURL Browse in OLSEMBL-EBI Ontology Lookup ServiceBrowse in OBO FoundryOBO Foundry registry

Portals & registries

SourceIDVersionClassesPropertiesIndividualsLoaded
OLS (EMBL-EBI)fbbt2026-10-0129,776259025 Oct 2026
OBO Dashboardfbbt2026-07-0929,179——18 Jul 2026

Ontology IRI http://purl.obolibrary.org/obo/fbbt.owl
Version IRI http://purl.obolibrary.org/obo/fbbt/releases/2026-10-01/fbbt.owl

Languages en

Imports from (11)
BFO CARO CL COB GO IAO NCBITAXON OMO PATO RO SO

Reused by (4)
DPO AEO EFO PRIDE

Logical consistency
consistent · 0 unsatisfiable
OWL 2 DL
yes
ROBOT report
0 errors · 1,395 warnings · 0 info
OBO principles
FP01FP02FP03FP04FP05FP06FP07FP08FP09FP11FP12FP16FP20
Axioms
459,899 · 1.66% entities reused

Also registered as
aberowl: FBBT bioportal: FB-BT fairsharing: FAIRsharing.y2qkst obofoundry: fbbt ols: fbbt ontobee: FBbt wikidata.entity: Q81661620

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:10.1186/2041-1480-4-32+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 FAIR12/12
  • Formal machine-readable format (I1)OWL, OBO+5
  • Semantic-web IRIs (I2)OWL, OBO+3
  • References other vocabularies (I3)imports 11: bfo, caro, cl, cob, go, iao, ncbitaxon, omo…+4
R Reusable FAIR12/12
  • Clear license (R1.1)CC BY 4.0+5
  • Release provenance (R1.2)2026-10-01 (version IRI in the artefact)+4
  • Community standards (R1.3)OBO principles: 12/13 checks pass+3
Q Ontology consistency & quality20/20
  • Upper-ontology alignmentimports BFO, COB+4
  • Standard relations (RO)imports RO+2
  • Logical consistencyconsistent, 0 unsatisfiable classes (OBO Dashboard)+6
  • ROBOT report: no errors0 errors+2
  • ROBOT report: warning density1395 warnings / 29179 classes = 0.05+2
  • Scaled 16/16 → 20OOPS! pitfall scan unavailable for this run+4
M Maintenance15/16
  • Recency2026-10-20 → 0.2 months (≤ 3 months)+10
  • Release cadence (12 months)5 releases (GitHub releases)+5
U Community adoption6/16
  • Documented adopting projects2 projects+2
  • Reused by other ontologies4: dpo, aeo, efo, pride+2
  • Community signalmax(stars 23 → 1, citations 66 → 2)+2
P Penalties (inactivity & inconsistency)0
  • Time since last activity0.0 years → 4 × max(0, 0.0 − 1)0
  • Inactive statusnot archived, legacy or inactive0

FAIR subtotal 48/48 · earned 89/100 = 89/100 → grade A

Community adoption 2

  • FlyBase

    Expression and phenotype annotation

    Curated by NeuroSchema
  • Virtual Fly Brain

    Neuron types and connectome integration

    Curated by NeuroSchema

Know a project that uses FBbt? Suggest it.

History & changes 6 runs

25 Oct 2026: 8725 Oct 2026: 9025 Oct 2026: 9025 Oct 2026: 8925 Oct 2026: 8925 Oct 2026: 89Score over time
  • Score: 90 → 89 · rubric v2.2 → v3.0
  • Score: 87 → 90 · rubric v1.0 → v2.0
RunScoreFAIRVersion evaluatedTermsSnapshot
25 Oct 2026, 19:23 UTC89 A482026-10-0129,776JSON
25 Oct 2026, 19:10 UTC89 A482026-10-0129,776JSON
25 Oct 2026, 18:49 UTC89 A482026-10-0129,776JSON
25 Oct 2026, 18:21 UTC90 A602026-10-0129,776JSON
25 Oct 2026, 18:08 UTC90 A602026-10-0129,776JSON
25 Oct 2026, 17:55 UTC87 A—2026-10-0129,776JSON

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)virtualflybrain.org25 Oct 2026, 19:10 UTC
Repository link check (HTTP 200)github.com25 Oct 2026, 19:10 UTC
Download link check (HTTP 200)purl.obolibrary.org25 Oct 2026, 19:10 UTC
Artefact header (version IRI)release-assets.githubusercontent.com25 Oct 2026, 19:10 UTC
Git refs (commit de0a3d6, latest tag v2026-10-01)github.com25 Oct 2026, 19:10 UTC
GitHub repository statisticsapi.github.com25 Oct 2026, 19:10 UTC
OLS classes, imports, version & releaseebi.ac.uk25 Oct 2026, 19:10 UTC
OBO Foundry status, license & usagesobofoundry.org25 Oct 2026, 19:10 UTC
Bioregistry mappings, dependencies & reusebioregistry.io25 Oct 2026, 19:10 UTC
OBO Dashboard (checked 18 Jul 2026)dashboard.obofoundry.org25 Oct 2026, 19:10 UTC
Crossref citations (doi:10.1186/2041-1480-4-32)api.crossref.org25 Oct 2026, 19:10 UTC

Run 2026-10-25T19-10-16Z · evaluator v2.0.0 · rubric v3.0 · entry.json · run snapshot

How to cite