Open source web analytics tools:
piwik.org
http://www.phpmyvisites.us/
www.phpmyvisites.net/
www.geovisite.com/fr/

http://www.easycounter.com/
http://www.webber.cz/

getclicky.com
www.freestats.com
www.addfreestats.com
www.histats.com
gostats.com
extremetracking.com
http://www.easycounter.com/
www.shinystat.com
www.sitetracker.com
www.statssheet.com
www.weboscope.com
www.compteur.cc
cqcounter.com
www.123compteur.com
freelogs.com/create.php
webstats.motigo.com
www.rapidcounter.com
www.onestatfree.com
www.ovnet.net/
stats.lt/
www.abcompteur.com

www.ratteb.com

www.onestat.com
www.iwebtrack.com
www.ewebcounter.com
www.metriserve.com
www.easycounter.co
more here
http://www.terrylund.com/vendorListing.shtml
compteur.cc
statcounter.com http://www.statcounter.com/free_hit_counter.html

Pro guys:
www.xiti.com
www.google.com/analytics
www.omniture.com
www.webtrends.com
www.nedstat.com
www.clicktracks.com
www.yalst.com
www.Logaholic.com