There is a little known, and therefore likely little used, feature in Jive that shows the Tag Cloud.
It is actually pretty helpful sometimes, but with a few small tweaks, could be even more useful. Here are my suggestions:
What do other community managers think? And what other ideas do you have?
Great list of additional functionality Tracy.
I'd add to this the inclusion of this functionality as tag cloud tile to help users explore the content in a place/site.