Ontology
VariO
Variation Ontology
The Variation Ontology (VariO) is an ontology for the standardized, systematic description of effects, consequences and mechanisms of variations. It describes the effects of variations at the DNA, RNA and/or protein level.
Source & access
- homepage variationontology.org HTTP 200
- download purl.obolibrary.org HTTP 200
Portals & registries
| Source | ID | Version | Classes | Properties | Individuals | Loaded |
|---|---|---|---|---|---|---|
| OLS (EMBL-EBI) | vario | — | 618 | 37 | 0 | 25 Oct 2026 |
Ontology IRI http://purl.obolibrary.org/obo/vario.owl
Languages en
Imports from (1)
IAO
Also registered as
agroportal: VARIO bioportal: VARIO fairsharing: FAIRsharing.65xkbs obofoundry: vario ols: vario ontobee: VariO wikidata.entity: Q114677953
Automated evaluation
- 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/s12864-018-5262-0+3
- Homepage reachableHTTP 200+3
- Artefact retrievable over HTTP(S) (A1)download HTTP 200+6
- Metadata persists in a registry (A2)OBO Foundry, Bioregistry+3
- Formal machine-readable format (I1)OWL, OBO+5
- Semantic-web IRIs (I2)OWL, OBO+3
- References other vocabularies (I3)imports 1: iao+2
- Clear license (R1.1)CC BY 4.0+5
- Release provenance (R1.2)no version in artefact, registry or release tags0
- Community standards (R1.3)no independent compliance report (not on the OBO Dashboard)0
- Logical consistencynever checked by a reasoner0
- OWL 2 DL profileprofile not checked0
- Upper-ontology alignmentno BFO/COB/DOLCE import found0
- Standard relations (RO)does not import the Relation Ontology0
- ROBOT report: no errorsno ROBOT report available0
- ROBOT report: warning densityno ROBOT report available0
- Pitfall scan: no critical pitfallsno pitfall scan or ROBOT report yet0
- Recency2025-02-28 → 19.9 months (≤ 2 years)+2
- Release cadence (12 months)0 releases0
- Documented adopting projects0 projects0
- Reused by other ontologies00
- Community signalmax(stars 0 → 0, citations 8 → 0)0
- Time since last activity1.7 years → 4 × max(0, 1.7 − 1)-3
- Inactive statusorphaned in OBO Foundry-10
- Consistencynot yet checked by a reasoner0
FAIR subtotal 39/48 · earned 41/100 − 13 inactivity = 28/100 → grade E
Community adoption 0
No adopting projects documented yet.
Know a project that uses VariO? Suggest it.
History & changes 1 run
History starts with the first archived run; changes appear after the next evaluation.
| Run | Score | FAIR | Version evaluated | Terms | Snapshot |
|---|---|---|---|---|---|
| 26 Oct 2026, 03:31 UTC | 28 E | 39 | file of 2025-02-28 | 618 | JSON |
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”.
| Fact | Source | Retrieved |
|---|---|---|
| Homepage link check (HTTP 200) | variationontology.org | 26 Oct 2026, 03:28 UTC |
| Download link check (HTTP 200) | purl.obolibrary.org | 26 Oct 2026, 03:28 UTC |
| Artefact header | variationontology.org | 26 Oct 2026, 03:28 UTC |
| OLS classes, imports, version & release | ebi.ac.uk | 26 Oct 2026, 03:28 UTC |
| OBO Foundry status, license & usages | obofoundry.org | 26 Oct 2026, 02:37 UTC |
| Bioregistry mappings, dependencies & reuse | bioregistry.io | 26 Oct 2026, 03:28 UTC |
| Crossref citations (doi:10.1186/s12864-018-5262-0) | api.crossref.org | 26 Oct 2026, 03:28 UTC |
| Crossref citations (doi:10.1002/humu.22954) | api.crossref.org | 26 Oct 2026, 03:28 UTC |
Run 2026-10-26T02-37-38Z · evaluator v2.0.0 · rubric v3.4 · entry.json · run snapshot
How to cite
- Systematics for types and effects of DNA variations (2018) · doi:10.1186/s12864-018-5262-0 · 8 citations
- VariOtator, a Software Tool for Variation Annotation with the Variation Ontology (2016) · doi:10.1002/humu.22954 · 4 citations