Free tool: The AWBot is a client tool that emulates visitor browsing on a web site to test a site's stability after development changes. It supports sites requiring HTTP authentication and HTTPS sites, can run simultaneous tests, and much more. Users who want to use the tool must have the ability to run Perl scripts.

FAQ: The AWStats FAQ answers questions related to server files and operating systems, log formats, languages available, integration, setup, errors and troubleshooting, and security issues.

Free software: AWStats is a free log analyzer that generates web analytics in graphical format. It can measure the number of visits, unique visitors, length of a visit (time), domains, countries, most viewed pages, entry pages, exit pages, browsers, visits by robots, worm attacks, search engines, key words, key phrases and much more.

Article: "Analyzing Web Logs with AWStats: Part 2," by Sean Carlos. Discusses AWStats Summary and When reports, unique visitors, unique visitors/number of visits ratio, pages, pages/visitors ratio, monthly history, days of the month, days of the week, and hours.

Article: "Analyzing Web Logs with AWStats: Part 1," by Sean Carlos. Discusses installing AWStats, preparing web server log file data, and creating an AWStats configuration file.