OpenWeb Standards

DCAT

Data Catalog Vocabulary

RDF vocabulary for datasets and data services in catalogs. Powers open data portals and dataset discovery.

w3cdata-catalogopen-data
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Class Hierarchy

Browse the class tree, filter it, and select any class to see its subtree.

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Use Cases

When and where you'd use this ontology in practice.

01

Government open data portal standards

02

Dataset discovery and search

03

FAIR data publishing

04

Cross-portal catalog federation

Details

Maintained By
W3C
License
Open
W3C Software and Document LicenseW3C-Software-and-Document-License
Attribution required

Derived from DCAT v3, Copyright (c) 2024 World Wide Web Consortium. https://www.w3.org/copyright/software-license-2023/. Source: https://www.w3.org/TR/vocab-dcat-3/

Verified against the licence text on 2026-08-07.

Category
Web Standards
Website
https://www.w3.org/TR/vocab-dcat-3/

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