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On the recordRead 4 Oct 202613 facts
Cayley
Plans and prices
Open-source CayleyGraph
Free
Free to use in any project · Apache 2.0 license
Read 4 Oct 2026 · cayley.io
On the record
- API
- Cayley's documentation describes HTTP query endpoints for Gizmo, GraphQL, and MQL.cayley.gitbook.io · read 4 Oct 2026
- Database integrations
- The configuration guide lists LevelDB, Bolt, MongoDB, Elasticsearch, CouchDB, PouchDB, PostgreSQL, CockroachDB, MySQL, MariaDB, and SQLite backends.cayley.gitbook.io · read 4 Oct 2026
- Data size guidance
- The guide says the default in-memory store is best for datasets that fit in machine memory and workloads that do not require persistence; it recommends Bolt for large datasets or persistent workloads.cayley.gitbook.io · read 4 Oct 2026
- Extensibility
- Cayley can be extended with new formats, backends, query languages, or custom logic.cayley.io · read 4 Oct 2026
- Installation
- The installation guide gives instructions for Ubuntu via Snap, macOS via Homebrew, Docker, and building from source.cayley.gitbook.io · read 4 Oct 2026
- License
- Cayley is developed under the Apache 2.0 license and is free to use in any project.cayley.io · read 4 Oct 2026
- Linked data
- Cayley supports RDF and linked data formats including NQuads and JSON-LD.cayley.io · read 4 Oct 2026
- Query languages
- Cayley supports Gizmo, described as a Gremlin dialect, MQL, and a GraphQL dialect.cayley.io · read 4 Oct 2026
- Query tools
- Cayley includes a query editor, visualizer, and REPL.github.com · read 4 Oct 2026
- Storage
- Cayley works on top of SQL, NoSQL, or key-value databases.cayley.io · read 4 Oct 2026
- Support and community
- The project invites users to join its community on Slack or Discourse.cayley.io · read 4 Oct 2026
- Visualization
- The UI overview says the visualizer can display query results as a graph when results are tagged with source and target.cayley.gitbook.io · read 4 Oct 2026
- What it does
- Cayley is an open-source graph database inspired by the graph database behind Freebase and Google's Knowledge Graph.cayley.io · read 4 Oct 2026
