Soooo the Zigbee code I've been waiting months to be released, was actually released, months ago. In my defence the google code project is very very sparsely populated and the wiki still has the default "Add your content here" text.
Time to start poking around the 2.4GHz bandwidth for plain text encryption keys!
You can get the code with a svn checkout:
svn checkout http://killerbee.googlecode.com/svn/trunk/ killerbee-read-only
you'll need the following python modules: