FeedStater is an RSS/Atom feed statistics tool. It counts the number of unique visitors, total number of visits, and bot visits, and presents the results in a simple HTML report. An example output can be seen for Planet MicroISV.

FeedStater reads your Apache log file directly so it doesn't need a database to work and is completely independent from your blog system, it will work with WordPress, MovableType, Bloxsom, PyBloxsom and any other self-hosted blog system.

Using the Scripts

See README file inside the tarball. It can be run from the command line or as a CGI