Articles
Configure Web Logs in Apache, Counterpane: Log Analysis Resources, Customising Your Logfiles, Drilling Down, Drilling Down the Customer, eCommerceBase - Traffic Analysis - Your Fast Track, Extended Log File Format, IAB: Metrics and Methodology, Insights - Trends: Case Study: Half.com, Intelligent Enterprise Magazine - Up Close And Per
Commercial
Outsourced Analysis, 123LogAnalyzer, 1logview, Absolute Log Analyzer, AccessWatch, Active Log Analyzer, Active LogView, Addamark Technologies, Advance Logger - Web Stats, Advanced Log Analyzer, AlterWind LogAnalyzer
Freeware and Open Source
Analog, AWStats, BBClone, BlibbleBlobble LogAnalyser, Dailystats, GeoIP, High Speed Merging, HitsLog Script, Http-Analyze, Logfile
Related Utilities
ApaLogFilter, cronolog, DNSTran, ext2ncsa, Eyescope, Fastresolve, FlashLog, Geo IP Address Lookup, Geo Targeting IP Address to Country City Region IS, GNU IP to Country Database
Webalizer
Articles, Configuration, FAQs, Help, and Tutorials, Modifications and Add-Ons, Freshmeat: Project Details, Stone Steps Webalizer, The Webalizer, Webalizer Win32
Gwstat
Graphics add-on for wwwstat reports. May no longer be being supported.
Web Analytics Demystified
Includes free book chapters about web analytics, as well as a blog about web analysis.
Weblog Parse
Not a log analysis package by itself, rather this is a fast tool for building such packages.
WUM: A Web Utilization Miner
WUM is a sequence miner. Its primary purpose is to analyze the navigational behaviour of users in a web site, but it is appropriate for sequential pattern discovery in any type of log. It discovers patterns comprised of not necessarily adjacent events and satisfying user-specific criteria.