I host Commento for a couple sites, and it's awesome. It's really easy to manage and it kind of just works. My only gripe with it is the lack of email notificat

I host Commento for a couple sites, and it's awesome. It's really easy to manage and it kind of just works. My only gripe with it is the lack of email notifications for followup comments, but that's certainly not a deal breaker for small sites like mine.