RDF4J 4.2.0 is now available. This is a minor release with performance improvements, bug fixes and a new feature to allow for custom SPARQL aggregate functions together with implementations for standard deviation and variance.
For more details, have a look at the release notes.
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.
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