OPTOSS Next Gen Network Management System (NG-NetMS)
REST interface and configuration GUI for Nagios
Heuristic System Control
Webinterface to (un)ban IPs in Fail2Ban
PotHead
A client for the MikroTik RouterOS API protocol, written in PHP.
Open Source SIEM
Open source tool to monitor your servers and websites
Netflow visualisation and investigation tool
Newsfeed aggregator
DOCSIS network management
Energy and environmental monitoring of the server room
Server & Service Management and Monitoring
The Simplest Multi-User Latency Monitoring Web App
Scalable, distributed monitoring system for high-performance computing
MySQL Replication Monitor (written in PHP)
Visual Network Management System
Monitorez vos systèmes grâce à MyMonitor!
NfSen plugin to generate and analyze per-IP statistics
Webbased Dashboard to show the status of your IT infrastructure