Dydra

A cloud-hosted RDF triplestore written in Common Lisp with a revisioned graph store that maintains versioned snapshots of previous states, queryable via a REVISION clause in SPARQL. Uses LMDB for storage and RonDB for scaled deployments. Supports MQTT streaming for incremental changes.

Details

Vendor

Datagraph GmbH

Type

RDF

Category

Emerging

Status

Inactive — Public SDK last updated 2012. Core engine is closed-source with limited visibility.

License

Proprietary

Query Languages

SPARQL, GraphQL

Links