We are a couple of days from releasing the Virtuoso Open Source 5.0 cut. This will make the technology that we are showing with DBpedia and the various OpenLink web sites available to the public.
The updates involve:
Soon to follow are:
Existing databases will be automatically upgraded when started with the new Virtuoso 5.0 server. Note that after upgrade, the RDF data is not backward compatible.
We will be rolling out more Virtuoso hosted semantic web content in the Linking Open Data project, part of our participation in the Semantic Web Education and Outreach activity at W3C.