LinkedGeoData is an effort to add a spatial dimension to the Web of Data / Semantic Web. LinkedGeoData uses the information collected by theOpenStreetMap project and makes it available as an RDF knowledge base according to the Linked Data principles. It interlinks this data with other knowledge bases in the Linking Open Data initiative.
we are now starting to open source the LinkedGeoData code:
It will take a while for the code to be usable externally, but you can already use the issue tracker to add (or vote for) bugs and feature requests.