A Bushel of Virtual Tabletops

Tired of waiting for D&D Insider's virtual tabletop? Thanks to that nifty new RPG Bloggers Network thingy, I found Mad Brew Labs' rundown of a number of the current offerings that work today:

I have tried each of these applications, unless otherwise stated, and have provided as much information as possible to help anyone else out there decide whether they like it or not.

The focus is clearly on playing D&D or similar games with these (I don't think mention of using cards instead of dice is mentioned, though I know some of the games reviewed does support that sort of thing).