Ontology

PROCO

Process Chemistry Ontology

PROCO (PROcess Chemistry Ontology) is a formal ontology that aims to standardly represent entities and relations among entities in the domain of process chemistry.

chemical and environmental engineeringchemistrynfdi4chemoboontology
D46

FAIR 44/48

Version 2022-04-11

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)procoPROCO release 202204149221491725 Oct 2026
TIB Terminology ServiceprocoPROCO release 20220414921150172 Feb 2023
OBO Dashboardproco2022-04-11922——11 Dec 2025

Ontology IRI http://purl.obolibrary.org/obo/proco.owl
Version IRI http://purl.obolibrary.org/obo/proco/releases/2022-04-11/proco.owl

Languages en en-us

Imports from (14)
AFO BFO CHEBI CHMO GO IAO OBI PATO PR RO schema.org SIO CHEMINF SBO

Logical consistency
consistent · 0 unsatisfiable
OWL 2 DL
no
ROBOT report
2 errors · 1 warnings · 15 info
OBO principles
FP01FP02FP03FP04FP05FP06FP07FP08FP09FP11FP12FP16FP20
Axioms
10,803 · 75.25% entities reused

Also registered as
aberowl: PROCO bioportal: PROCO obofoundry: proco ols: proco ontobee: PROCO tib.ts: proco wikidata.entity: Q113014436

Automated evaluation

F Findable FAIR9/12
  • Persistent identifier (F1)purl.obolibrary.org+4
  • Indexed in services (F4)5: OLS, TIB, 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 FAIR12/12
  • Formal machine-readable format (I1)OWL+5
  • Semantic-web IRIs (I2)OWL+3
  • References other vocabularies (I3)imports 14: afo, bfo, chebi, chmo, go, iao, obi, pato…+4
R Reusable FAIR11/12
  • Clear license (R1.1)CC BY 4.0+5
  • Release provenance (R1.2)2022-04-11 (version IRI in the artefact)+4
  • Community standards (R1.3)OBO principles: 8/13 checks pass+2
Q Ontology consistency & quality15/20
  • Logical consistencyconsistent, 0 unsatisfiable classes (OBO Dashboard)+10
  • OWL 2 DL profileoutside OWL 2 DL0
  • Upper-ontology alignmentimports BFO+3
  • Standard relations (RO)imports RO+1
  • ROBOT report: no errors2 errors0
  • ROBOT report: warning density1 warnings / 922 classes = 0.00+1
  • Pitfall scan: no critical pitfallsno pitfall scan yet; ROBOT report has 2 errors0
M Maintenance0/16
  • Recency2022-12-12 → 46.4 months (older / unknown)0
  • Release cadence (12 months)0 releases (GitHub releases)0
U Community adoption1/16
  • Documented adopting projects0 projects0
  • Reused by other ontologies00
  • Community signalmax(stars 11 → 1, citations 0 → 0)+1
P Penalties (inactivity & inconsistency)-14
  • Time since last activity3.9 years → 4 × max(0, 3.9 − 1)-11
  • Inactive statusnot archived, legacy or inactive0
  • Consistencyconsistent, no unsatisfiable classes0
  • ROBOT report errors2 errors-3

FAIR subtotal 44/48 · earned 60/100 − 14 inactivity = 46/100 → grade D

Community adoption 0

No adopting projects documented yet.

Know a project that uses PROCO? 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 UTC46 D442022-04-11922JSON

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, 03:16 UTC
Repository link check (HTTP 200)github.com26 Oct 2026, 03:16 UTC
Download link check (HTTP 200)purl.obolibrary.org26 Oct 2026, 03:16 UTC
Artefact header (version IRI)raw.githubusercontent.com26 Oct 2026, 03:16 UTC
Git refs (commit 76aa769, latest tag v2022-04-14)github.com26 Oct 2026, 03:16 UTC
GitHub repository statisticsapi.github.com26 Oct 2026, 03:16 UTC
OLS classes, imports, version & releaseebi.ac.uk26 Oct 2026, 03:16 UTC
OBO Foundry status, license & usagesobofoundry.org26 Oct 2026, 02:37 UTC
TIB Terminology Service metricsservice.tib.eu26 Oct 2026, 03:16 UTC
Bioregistry mappings, dependencies & reusebioregistry.io26 Oct 2026, 03:16 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