A modular logfile analyzer which is currently able to parse ftp-, webserver and squid logs. The generated output can be viewed by a webbrowser or a text editor; full template engine for customized output.

A collection of free Perl scripts for analyzing web server logs (FTPWebLog, RefStats, BrowserCounter, AccountStats, CookieStats, FavIconTracker), and other web site support tasks (Usenet-Web, HTMLThumbnail, Bookmarker)

Free analyzer for referrers. Written in PERL, this program recognizes many search engines (current list at the site) and organizes popular keywords used to get to your site. GPL.

A logfile analysis program by Jan Winkler.

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 free open-source image based page tracker. Reporting generates W3C-compliant HTML and PNG images.

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.

PHP/MySQL logging tool via counters. Open Source, GPL.

Log analysis tool to visualize the paths most users take when browsing a website. Generates a directed, weighed graph from an apache log. (GNU GPL).

Allows users on shared hosting plans (who may not have access to site logs) to create site logs. Freeware, but users need permissions for CGI, Perl and SSI.