News

RDF4J 4.2.4 is now available. This is a patch release fixing 6 bugs.

For more details, have a look at the release notes.

RDF4J 4.2.3 is now available. This is a patch release fixing 9 issues.

For more details, have a look at the release notes.

RDF4J 4.2.2 is now available. This is a patch release fixing 3 bugs.

For more details, have a look at the release notes.

RDF4J 4.2.1 is now available. This is a patch release fixing 11 bugs, 3 of which are security fixes.

For more details, have a look at the release notes.

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.

RDF4J 4.1.3 is now available. This is a patch release fixing 5 bugs.

For more details, have a look at the release notes.

RDF4J 4.1.2 is now available. This is a patch release fixing 6 bugs.

For more details, have a look at the release notes.

RDF4J 4.1.1 and 4.0.5 are now available. RDF4J 4.1.1 is a patch release fixing 13 bugs and 1 security vulnerability (CVE-2020-36518 in FasterXML Jackson Databind). Two of the issues fixed in 4.1.1, including the security vulnerability, have been backported and released as 4.0.5.

For more details, have a look at the 4.1.1 release notes and 4.0.5 release notes.

RDF4J 4.1.0 is now available.

A few notable features:

• Major performance improvements[1]
  • 3x higher throughput for concurrent queries with the Memory Store
  • 25x faster deletion with the Native Store
  • 6x faster evaluation of SPARQL queries using MINUS with the Memory Store
  • 2-3x faster evaluation of most SPARQL queries with the Memory Store
  • Faster SPARQL query parsing
  • Faster SHACL validation
  • Passing the RDFS Reasoner Challenge posted by Justin
• LMDB Store is available in the server and workbench
• Fuzzy prefix support in the Lucene Sail
• Improved handling of low memory in the Memory Store
• Improvements to the Spring Components

For more details, have a look at the release notes.

RDF4J 4.0.4 is now available. This is a patch release fixing 2 bugs.

For more details, have a look at the release notes.