existing contexts

• Linked Open Vocabularies (LOV)
• http://lov.okfn.org/dataset/lov/context
• Schema.org
• http://schema.org (needs content negotiation)
• Hydra
• http://www.w3.org/ns/hydra/core
• LDP
• work in progress
• ActivityStreams 2.0
• activitystreams.jsonld
• actions.jsonld
• 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
• Research Object Bundle
• https://w3id.org/bundle/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
• CSVW Namespace Vocabulary Terms
• https://www.w3.org/ns/csvw