logo W3Perl is a free logfile analyzer

Web analytic tool for Web / FTP / Squid and Mail servers.

It can use server's logfiles and/or be used as a page tagging tool.
The perl scripts analyze logfiles and produce HTML/PDF reports.
W3Perl can be run from the command line or from the web interface.
 Latest release : Stable 3.08 (Jan 12th 2010) - Developement 3.081
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W3Perl Documentation 
- Package's documentation
- Presentation : Powerpoint - OpenOffice - PDF - Flash - HTML
- Review from webmasterformat.com
Documentation about stats package 
- Overview of Web Site Traffic Analysis Tools
- Top 10 Web Log Analysis Software
- The Best Free Website Monitoring Tools
- List of web analytics software
- Best Free Web Log Analysis Tools
- 10 Web Analytics Tools For Tracking Your Visitors
- Overview of Web Site Traffic Analysis Tools
- Etude sur quelques outils de stats (March 2007)
- Powerpoint from Steve Castledine about Web Stats Tools.
 Tools 
- Forum : To send comments
- Bugs report : Submit your bug
- Mailing list : If you need help
- Configuration : Build your config file online
 Developements 
- Blog : Follow W3Perl development
- RSS : RSS news about the package
Want to contribute ? There are many ways to help
 - Translation (reports / docs)   - Submit your own CSS style 
 - Test and send bug reports   - Working on clickmap 
 - Supporting the web hosting review guide   - Answering the survey 
Screenshot Survey Demo Bug report Download Forum News Reports
- Requirements
Perl need to be installed. No database or cgi or logfiles required
- Powerful features
Real-time, sessions, PDF, RSS, email report and many more ...
- Easy to install
RPM/Debian package available for Unix, binary files for Windows (IIS/Apache/Abyss/Local)
- Easy to manage
An administration interface allow to configuration/launch your stats from a web interface
- Configuration
Filters / Display / Paths are stored in a configuration file
- Fast
Incremental mode, don't need to reload the whole log file
- Support for many servers
IIS or Unix web server but also FTP/Squid and Email (postfix/sendmail/exim)
- Work with or without logfiles access
Splitted/Compressed logfiles - Wide range of log filename supported - Javascript tag available

3.08
loupe - New homepage
loupe - Table resume
loupe - Graphs selection
3.07
loupe - More details
loupe - Users reports
loupe - File reports
3.06
loupe - Nicer pages reports
loupe - More pie charts
loupe - Improved cities map

Keep me informed about new releases
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french Version Française
Contact : mail
rss Latest news - February 02nd 2010
Preliminary support for Spamassassin logfiles have been added.
The big new feature will be about load-balancing server support.

New features :
- SpamAssassin logfile support

screenshot

Demo available here
W3Perl 3.08 - Stable
(January 12th 2010)

W3Perl 3.081
(December 02nd 2010)

Download here