It is heavily based off of mod_authn_mysql. It uses libdbi( http://libdbi.sf.net ) as an abstraction layer. I personaly have only had a chance to use MySQL as a backend, it should work easily with PgSQL if libdbi does its job.
You can get it now on: http://open.cyanworlds.com/ I even bothered to add some CSS to the website so that is isn't as bland :-) comments, questions, and flames are all welcome, some more than others. -chip
