Ontology
RDFS
RDF Schema
RDF Schema provides a data-modelling vocabulary for RDF data. RDF Schema is an extension of the basic RDF vocabulary.
Source & access
- homepage w3.org HTTP 200
- download triplydb.com HTTP 200
Portals & registries
| Source | ID | Version | Classes | Properties | Individuals | Loaded |
|---|---|---|---|---|---|---|
| OLS (EMBL-EBI) | rdfs | — | 6 | 9 | 0 | 25 Oct 2026 |
Ontology IRI http://www.w3.org/2000/01/rdf-schema#
Languages en
Reused by (221)
ADO AEO AFO AfPO AGRO AISM APO APOLLO_SV ARO BAO BCGO BCO BFO BMONT BSPO BTO CARO CDNO CEPH CHEMINF CHIRO CHMO CIDO CIO CL CMO CMPO COHO COLAO CPONT CRO CRYOEM CTENO CVDO DCAT DDANAT DDPHENO DIDEO DISDRIV DOID DPO DRON DUO ECAO ECO ECOCORE ECTO EFO EHDAA2 EMAP EMAPA EMI ENM ENVO EPIO EUPATH EXMO ExO FAO FBbi FBbt FBcv FBdv FIX FLOPO FOBI FOODON FOVT FYPO GALLONT GAZ GECKO GENEPIO GENO GEOGEO GO GSSO HANCESTRO HAO HCAO HGNC HOM HP HRA HsapDv HSO HTN IAO ICEO ICO IDO IDOCOVID19 IDOMAL INO LABO LEPAO LIFESTYLEFACTORS MA MAXO MCO MCRO MEDGEN MF MFMO MFOEM MFOMD MI MIAPA MICRO MIRO MMO MmusDv MOD MONDO MOP MP MPATH MRO MS MSIO NBO NCRO NGBO NMR OAE OARCS OBA OBCS OBI OBIB OCCO OGMS OGSF OHD OHMI OHPI oboInOwl OlatDv OMIABIS OMIT OMP OMRSE ONE ONS ONTOAVIDA OOSTT OPL OPMI ORNASEQ OVAE OWL PAIN PATO PBPKO PCL PCO PDRO PdumDv PECO PHI PHIPO PLANA PLANP PO PORO PPO PR PREFER PRIDE PROCO PROV-O PSDO PSO PW RBO REHABO REPRODUCEME REX RO ROR RS RXNO schema.org SCHEMAORG_HTTPS SEPIO SIBO SLSO SO SPD SWO SYMP T4FS TADS TAO TAXRANK TGMA TO TRANS TTO TXPO UBERON UNIMOD uniprot.core UPA UPHENO VariO VBO VO VSAO VT VTO WBbt WBls WBPhenotype XAO XCO XLMOD XPO ZECO ZFA ZFS
Also registered as
bioportal: RDFS ols: rdfs
Automated evaluation
- Persistent identifier (F1)no PURL / w3id / DOI for the artefact0
- Indexed in services (F4)3: OLS, BioPortal, Bioregistry+4
- 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+5
- Semantic-web IRIs (I2)OWL+3
- References other vocabularies (I3)no imported vocabularies found0
- Clear license (R1.1)none found0
- 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
- Recency2021-07-19 → 63.2 months (older / unknown)0
- Release cadence (12 months)0 releases0
- Documented adopting projects0 projects0
- Reused by other ontologies897 vocabularies (LOV)+4
- Community signalmax(stars 0 → 0, citations 0 → 0)0
- Time since last activity5.3 years → 4 × max(0, 5.3 − 1)-17
- Inactive statusnot archived, legacy or inactive0
- Consistencynot yet checked by a reasoner0
FAIR subtotal 24/48 · earned 28/100 − 17 inactivity = 11/100 → grade E
Community adoption 0
No adopting projects documented yet.
Know a project that uses RDFS? 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 | 11 E | 24 | file of 2021-07-19 | 6 | 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, 03:18 UTC |
| Download link check (HTTP 200) | triplydb.com | 26 Oct 2026, 03:18 UTC |
| Artefact header | triplydb.com | 26 Oct 2026, 03:18 UTC |
| OLS classes, imports, version & release | ebi.ac.uk | 26 Oct 2026, 03:18 UTC |
| Bioregistry mappings, dependencies & reuse | bioregistry.io | 26 Oct 2026, 03:18 UTC |
Run 2026-10-26T02-37-38Z · evaluator v2.0.0 · rubric v3.4 · entry.json · run snapshot