A knowledge graph querying framework

Flexible SPARQL and GraphQL over decentralized RDF on the Web.

Web

For the Web

Powered by Web technologies, execute queries via JavaScript on server or client.

Web

Heterogeneous

Execute queries over multiple data sources of different types.

Web

Modular

A collection of modules that can be combined to achieve a certain task.

Query with Comunica →

Learn how to execute queries

Modify Comunica →

Learn how to configure or extend

Donate →

Sponsor via Open Collective

Contribute →

Contribute to the development