Ontology
ODRL
Open Digital Rights Language Ontology
The ODRL Vocabulary and Expression defines a set of concepts and terms (the vocabulary) and encoding mechanism (the expression) for permissions and obligations statements describing digital content usage based on the ODRL Information Model.
Source & access
Automated evaluation
- Persistent identifier (F1)no PURL / w3id / DOI for the artefact0
- Indexed in services (F4)1: Bioregistry+1
- Citable reference (F2)no reference publication listed0
- Homepage reachableHTTP 200+3
- Artefact retrievable over HTTP(S) (A1)download HTTP 200+6
- Metadata persists in a registry (A2)Bioregistry+3
- Formal machine-readable format (I1)OWL, Turtle+5
- Semantic-web IRIs (I2)OWL, Turtle+3
- References other vocabularies (I3)no imported vocabularies found0
- Clear license (R1.1)https://www.w3.org/Consortium/Legal/2002/ipr-notice-20021231#Copyright/ (not a recognised open license)+2
- Release provenance (R1.2)2.2 (version info in the artefact)+4
- Community standards (R1.3)no independent compliance report (not on the OBO Dashboard)0
- Logical consistencyconsistent, 0 unsatisfiable classes (ROBOT ELK in SchemaScope CI)+10
- OWL 2 DL profileoutside OWL 2 DL0
- Upper-ontology alignmentno BFO/COB/DOLCE import found0
- Standard relations (RO)does not import the Relation Ontology0
- ROBOT report: no errors26 errors0
- ROBOT report: warning density48 warnings / 1 classes = 48.000
- Pitfall scan: no critical pitfalls0 critical, 1 important, 1 minor pitfall types (SchemaScope Python scan (OOPS! pitfall subset))+1
- Recency2025-09-03 → 13.7 months (≤ 2 years)+2
- Release cadence (12 months)0 releases0
- Documented adopting projects0 projects0
- Reused by other ontologies2 vocabularies (LOV)+1
- Community signalmax(stars 0 → 0, citations 0 → 0)0
- Time since last activity1.1 years → 4 × max(0, 1.1 − 1)-1
- Inactive statusnot archived, legacy or inactive0
- Consistencyconsistent, no unsatisfiable classes0
- ROBOT report errors26 errors against OBO conventions; not penalised (not an OBO-style ontology)0
FAIR subtotal 27/48 · earned 41/100 − 1 inactivity = 40/100 → grade D
Community adoption 0
No adopting projects documented yet.
Know a project that uses ODRL? 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 | 40 D | 27 | 2.2 | — | 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) | w3.org | 26 Oct 2026, 03:10 UTC |
| Download link check (HTTP 200) | w3.org | 26 Oct 2026, 03:10 UTC |
| Artefact header (version info) | w3.org | 26 Oct 2026, 03:10 UTC |
| Bioregistry mappings, dependencies & reuse | bioregistry.io | 26 Oct 2026, 03:10 UTC |
| ROBOT reason/report in SchemaScope CI | — | 25 Oct 2026, 21:57 UTC |
| OOPS! pitfall scan | oops.linkeddata.es | 25 Oct 2026, 21:57 UTC |
Run 2026-10-26T02-37-38Z · evaluator v2.0.0 · rubric v3.4 · entry.json · run snapshot