An open source log analyzer. Along with the usual web statistics of pages, hits, also shows busiest hours, a search engine breakout with keywords, robots, and broken links. Works with IIS or Apache using a Perl script, GNU GPL.
A framework solution for the analysis of website traffic and visitor analysis. Features a logging engine that, either invoked as a web-bug by an HTML img tag or embedded with two lines of code in a PHP application, logs each request to a website into a database. One installation of phpOpenTracker can track an arbitrary number of web-sites.