JSON-LD

JSON for Linked Data web standard.

Definition

JSON-LD (JSON for Linked Data) is a W3C format to serialise RDF graphs (Linked Data) in JSON. Uses @context (vocabulary pointers), @id (URI identifier), @type (RDF class). Massively adopted for SEO (schema.org, Google Knowledge Graph), VCs (W3C Verifiable Credentials), hypermedia APIs (Activity Streams).

Origin

JSON-LD 1.0 published as W3C Recommendation in January 2014. v1.1 published July 2020.

Example in context

{"@context":"https://schema.org","@type":"Invoice","accountId":"INV-007","totalPaymentDue":{"@type":"MonetaryAmount","value":99.95,"currency":"EUR"}}

Related terms

• schema.org — main vocabulary.
• RDF EDI — underlying data model.