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Name | Prefix | URL | Details | Comments |
---|---|---|---|---|
RDF | rdf | http://www.w3.org/1999/02/22-rdf-syntax-ns# | specification | |
RDF Schema | rdfs | http://www.w3.org/2000/01/rdf-schema# | specification | |
Dublin Core | dc | http://purl.org/dc/elements/1.1/ | specification | |
Dublin Core Terms | dcterms | http://purl.org/dc/terms | specification | Required by OA |
Dublin Core Types | dctype | http://purl.org/dc/dcmitype | specification | Required by OA |
Content | cnt | http://www.w3.org/2011/content# | specification | Required by OA |
ORE | ore | http://www.openarchives.org/ore/terms/ | specification | Recommended as an alternative to the Collections ontology by Rob. Represents both ordered and unordered items using the Aggregation class. |
IANA | iana | http://www.iana.org/assignments/relation/ | specification | ORE uses this ontology for first, last, next, and prev predicates. |
Collections | co | http://purl.org/co | Can represent unordered items using the Bag class and ordered items using the List class. | |
Open Annotation | oa | http://www.w3.org/ns/oa | specification | |
Friend of a Friend | foaf | http://xmlns.com/foaf/0.1 | specification | Also used by OA |
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