Data Catalog Vocabulary (DCAT) is an RDF vocabulary designed to facilitate interoperability between data catalogs published on the Web.

DCAT 2 is superseded by DCAT 3, but DCAT 3 does not make DCAT 2 obsolete. DCAT 3 terms preserve backward compatibility with DCAT 2.

PropertyDCAT-2
programmingLanguagedcterms:conformsTo
applicationCategorydcat:theme
downloadUrldcat:downloadURL
fileSizedcat:byteSize
authordcterms:creator
contributordcterms:contributor
dateModifieddcterms:modified
datePublisheddcterms:issued
editorprov:qualifiedAttribution
encodingdcat:mediaType
fileFormatdcat:mediaType
funderprov:qualifiedAttribution
keywordsdcat:keyword*
licensedcterms:license
producerprov:qualifiedAttribution
providerprov:qualifiedAttribution
publisherdcterms:publisher
sponsorprov:qualifiedAttribution
isPartOfdcterms:isPartOf
hasPartdcterms:hasPart
descriptiondcterms:description
identifierdcterms:identifier
namedcterms:title
relatedLinkdcterms:relation
givenNamevcard:hasGivenName
familyNamevcard:hasFamilyName
emailvcard:hasEmail
identifierdcterms:identifier
maintainerprov:qualifiedAttribution

See crosswalk for DCAT 3.