Well, since I wrote PHITE a couple of years ago it has been used and appreciated by many people -- over 3000 downloads, currently sitting at a respectable 64% activity on Sourceforge and loads of sites using it (a Google of the string "sitesig=" will give you a good estimate of some of the users). People like it because it's small, fast, easy to set up, works on most cheap hosting set-ups and easy to understand. It is quite flexible, and a decent PHP programmer can easily add to it.
What it isn't is a fully-fledged CMS or Community system (I recommend Mambo or PostNuke for those, respectively). ... read more