existing contexts

• Linked Open Vocabularies (LOV)
  • http://lov.okfn.org/dataset/lov/context
• Schema.org
  • https://schema.org/docs/jsonldcontext.json
  • http://schema.org (Accept: application/ld+json)
• Hydra
  • http://www.w3.org/ns/hydra/core
• W3C Linked Data Platform (LDP)
  • https://www.w3.org/ns/ldp.jsonld
  • https://www.w3.org/ns/ldp (Accept: application/ld+json)
• W3C ActivityStreams 2.0
  • https://www.w3.org/ns/activitystreams.jsonld
  • https://www.w3.org/ns/activitystreams (Accept: application/ld+json)
• Open Badges (OBI)
  • http://standard.openbadges.org/1.1/context.json
  • issues: https://github.com/openbadges/openbadges-specification/issues
• vCard Ontology
  • http://www.w3.org/2006/vcard/ns (needs content negotiation)
• FOAF
  • http://xmlns.com/foaf/context
• GeoJSON-LD
  • https://github.com/geojson/geojson-ld/tree/master/contexts
• IIIF Image API
  • http://iiif.io/api/image/2/context.json
• IIIF Presentation API
  • http://iiif.io/api/presentation/2/context.json
• RDFa Core Initial Context
  • http://www.w3.org/2013/json-ld-context/rdfa11
• Web Payments
  • multiple, see specs
• package.json (TODO)
• Research Object Bundle
  • https://w3id.org/bundle/context
• OAI Object Reuse and Exchange (OAI-ORE)
  • https://w3id.org/ore/context
• prefix.cc
  • http://prefix.cc/context (and subsets using URLs of the form http://prefix.cc/foaf,rdf,rdfs.file.jsonld)
• CultureGraph EntityFacts
  • http://hub.culturegraph.org/entityfacts/context/v1/entityfacts.jsonld
• RDF Data Cube
  • http://pebbie.org/context/qb
• W3C CSVW Namespace Vocabulary Terms
  • https://www.w3.org/ns/csvw
• W3C PROV-O
  • Unofficial PROV-JSONLD doi:10.1007/978-3-319-40593-3_15
    • https://provenance.ecs.soton.ac.uk/prov.jsonld (404 Not Found since 2018-03-28)