Google Analytics is a service offered by Google that generates detailed statistics about a website's traffic and traffic sources and measures conversions and sales. Google Analytics can track visitors from all referrers, including search engines and social networks, direct visits and referring sites. It also displays advertisin...
Clicky Web Analytics is simply the best way to monitor, analyze, and react to your blog or web site's traffic in real time.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.