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Welcome to OpenRDF.org, a community site to support the development of Sesame. Sesame is an open source framework for storage, inferencing and querying of RDF data. Here, developers and users can meet and discuss, ask questions and submit problem reports for anything related to Sesame and Sesame-related software that is also hosted on this site.

Sesame is an Aduna Open Source project. Commercial support for Sesame is available from www.aduna-software.com. Other Aduna Open Source projects are available from www.aduna-software.org.

Sesame 2.3-pr1 June 4, 2009

Sesame 2.3-pr1 is a preview release for the upcoming 2.3.0 release. It wraps up all 2.3 issues that have been resolved so far. This version is (to be) used in the Alibaba release announced below, among other projects.

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Elmo 1.5 June 4, 2009

This release fixes the bugs reported in the previous version. User are recommended to upgrade at their convince. This release includes the following changes:

  • Add @localized to skos labels.
  • Add warning when multiple concept classes are used together.
  • Fix enumeration compiler errors with owl:oneOf.
  • Use base URI when loading ontologies.
  • Work around invalid RDF namespaces.
  • Support numeric prefixed local parts in name.

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AliBaba 2.0-alpha1 June 3, 2009

This is the first public release of AliBaba. AliBaba combines a collection of publicly and privately developed projects integrated into a coherent platform for developing RDF applications. AliBaba includes an application server, modelling language, persistence framework, RDF federation, and a concurrency controller.

This alpha release is made available for public feedback. Users are encouraged to discuss and share their experience with this release at OpenRDF.org to help improve the API and the usefulness of the software.

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