A fancy self-hosted monitoring tool
Open Source Monitoring System for performance and availability.
Nagios Open Source network monitoring software - The Standard In ITM
A Java based fault and performance management system
Monitoring and reporting web gui for Bacula
System monitoring dashboard for terminal
free netflow analyzer
An application to track your PC in realtime
Xplico is a Network Forensic Analysis Tool (NFAT)
Easily monitor network infrastructure services
Standalone web application allowing to monitor end points availability
Real time monitoring : RPi-Monitor always keep an eye on your computer
Fast CGI-based AsteriskPBX cluster administration tool.
Monitoring your infrastructure for free.