Open-source graphinspired by the graph database behind Freebase and Google's Knowledge Graph.
Database is built with RDF support, including multiple linked data formats such as NQuads and JSON-LD.
Cayley works on top of your existing database regardless of data model: SQL, NoSQL or even KV.
Everything is modular - you can extend it with new formats, backends, query languages or custom logic.
Support multiple query languages:Gizmo (Gremlin dialect), MQL and GraphQL dialect.
Developed under Apache 2.0 license.It’s free for you to use in any project.