Scalable PaaS (automated Docker+nginx), aka Heroku on Steroids
Nagios Open Source network monitoring software - The Standard In ITM
A network security analysis and monitoring toolkit Linux distribution.
Zenoss - Intelligent IT Operations Management
Track your ARP/MAC table changes and so much more
Nagios 4.1.1 with PNP4Nagios 0.6.25 and NagiosQL 3.20
Network performance monitoring and logging script for Cisco devices.
The Project moved to github https://github.com/EnFlexIT/AgentWorkbench
FAN is Linux-based operating system provided Nagios
Open Source BGP Looking-glass
Web Based IaaS Cloud Controller (VimCloud)
Network Intrusion Detection and Full Packet Capture System
The Energy Sensing and Monitoring Infrastructure of the GAMES project
WatchTower is a cloud server monitoring and management tool