ProductDB follows the principles of Linked Data which encourage interlinking of related datasets. ProductDB appears on the Linking Open Data cloud diagram which illustrates the connections of the Linked Data web.
The following diagram shows the Linked Datasets that ProductDB links to. These links are owl:sameAs declarations indicating that a product or resource in ProductDB can be considered the same as a resource in the target dataset. By following these links, a much more comprehesive description of the product can be obtained.
As of October 2010 ProductDB interlinks with: