cutestat - Website Stats and Valuation. CuteStat.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
Site Worth traffic - Site Worth traffic is a cost-effective site that is introduced to estimate the value, daily page views, daily visitors, and daily revenue of a website.
Abusix - Abusix is a network security company that offers email threat protection and network abuse handling solutions to ISPs, Telcos, and Cloud/Hosting Providers to stop the rapidly growing problem of email-borne threats and other kinds of network abuse.
WebsiteOutlook - WebsiteOutlook is an all-in-one website that provides you detailed information on famous websites based on various data sources like traffic, page rank, and estimated ad revenue.
FastNetMon - FastNetMon is a very fast DDoS analyzer with sflow/netflow/mirror support.