osx - how to plot an RDF graph for inspection? -

There is an RDF validator in W3 which gives the plot to the RDF graph. Do you know a common utility desktop side?

forgot to say. I am on a mac For example, the rapper is a command line utility that can parse the various RDFs. For plotting with syntax and output DOT.

(Disclosure: I am a commentator in Raptor's project.)