The Nielsen Norman Group's "Intranet Design Annual 2008: Year's Ten Best Intranets" contest has announced their winners and produced a report describing their selections. See the web site and download the report here.
One of the winners was built on the MOSS platform - the New Zealand Ministry of Transport.
Chandima Kulathilake has posted up some details and a couple of screen shots about the implementation and design of this site.
The use of silverlight to help with the display of survey results was interesting, and the tag management stuff was really cool.