DCAT
Data Catalog Vocabulary
Situational
Formal standard
W3C
Since 2014
Judgement: Situational
Mandatory in EU open-data and many regulatory contexts.
RDF vocabulary designed to facilitate interoperability between data catalogs. Mandatory for many EU open-data portals.
DCAT lives in the RDF / semantic-web world as a catalog vocabulary inspired by libraries and dataset offerings. Different mental model from contract-first standards like ODCS.
At a glance
- Category
- Semantics
- Governance
- W3C
- Status
- Stable; v3 current
- First released
- 2014
Links
Related standards
Other standards in Semantics.
- JSON-LD — JSON for Linking Data
- RDF/OWL — Resource Description Framework / Web Ontology Language
- SHACL — Shapes Constraint Language
- SKOS — Simple Knowledge Organization System
- OSI — Open Semantic Interchange
- schema.org — schema.org vocabulary
- ShEx — Shape Expressions Language
See DCAT in context
Open the interactive Data Landscape to compare DCAT against every other open standard, or grab the raw JSON. Spotted something wrong? Open an issue.