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RDF4J 3.2.1 is a patch release fixing 6 issues, including several fixes in SPARQL processing, FedX query optimization, and a Sail concurrency issue.

For a complete overview, see all issues fixed in 3.2.1.

This release was made possible by contributions from Håvard Ottestad, Bart Hanssens, Andreas Schwarte, and Jeen Broekstra. For more information about RDF4J contributors, see Who’s involved.


Eclipse RDF4J™ is a powerful Java framework for processing and handling RDF data. This includes creating, parsing, scalable storage, reasoning and querying with RDF and Linked Data. It offers an easy-to-use API that can be connected to all leading RDF database solutions. It allows you to connect with SPARQL endpoints and create applications that leverage the power of linked data and Semantic Web.

RDF4J Architecture

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