W3Perl is a powerful tool to monitor your webserver. But it can also read ftp /squid or mail logfiles. It allows most statistical data to be ouput with graphical and textual informations. The perl scripts analyze logfiles and produce HTML/PDF reports which can be sent by email. It can use server's logfiles or a javascript tag to be inserted in web page.
W3Perl can be run from the command
...Licence : GPLKeywords : log, stats, analyser