Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
It is an alternative to Google Analytics and from my experience, better in many respects. The latest version, released just today June 1 2012, is Piwik 1.8, and it comes with its share of new and improved features and bugfixes.
This release is rated critical, so if you are running Piwik 1.7.1, the previous stable version, immediate upgrade is highly recommended.
Read the full article at http://www.linuxbsdos.com/2012/06/01/piwik-1-8-released/