HYDRA-API

W3C JSON-LD Hydra hypermedia vocab.

Definition

Hydra Core Specification (Unofficial Draft) introduces Operations (Hydra:Operation), Collections (Hydra:Collection), Pagination (Hydra:PartialView), IRI Templates. Enables API auto-discovery and dynamic client generation. Progressive adoption: OpenWeather, Asbru Connection Manager, certain semantic applications. Implementations: API Platform (PHP), Wikibase.

Origin

W3C Hydra Community Group created 2013 ; Hydra Core 2024 Specification still Unofficial Draft.

Example in context

A Hydra-compliant REST API publishes a JSON-LD EntryPoint ; a dynamic client discovers @type hydra:ApiDocumentation and navigates automatically.

Related terms

• JSON-LD — underlying format.