JSON-LD

Wikipedia

JSON-LD (Javascript Object Notation for Linked Data) is a method of encoding linked data using JSON.

• It is regular JSON.
• You can take your current JSON and make it JSON-LD.
• Express graph (or tree) structures.
• JSON Context defines the mapping from JSON to the Linked Data model.
• It is the data encoding used by ActivityPub

JSON

people.json

{
    "name": "John Smith",
    "homepage": "https://www.example.com"
}

JSON-LD

people.jsonld

{
    "@context": "context.jsonld",
    "@id": "https://me.example.com",
    "@type": "Person",
    "name": "John Smith",
    "homepage": "https://www.example.com/"
}

JSON-LD Context

context.jsonld

{
    "name": "http://xmlns.com/foaf/0.1/name",
     "homepage": {
         "@id": "http://xmlns.com/foaf/0.1/workplaceHomepage",
         "@type": "@id"
     },
     "Person": "http://xmlns.com/foaf/0.1/Person"
}