A network security analysis and monitoring toolkit Linux distribution.
Nagios Open Source network monitoring software - The Standard In ITM
Pure Java Network Tools
Xymon monitors your hosts, your network services, and everything else.
The professional way to manage your WiFi network using FreeRADIUS
Enterprise-class, distributed monitoring solution for networks & apps
Monitorix is a system monitoring tool
Continuously monitor server connections
Pinger alert, STATICTICAL TABLES, send EMAILs or SMS by SMS GATEWAY
The Simplest Multi-User Latency Monitoring Web App
MySQL Replication Monitor (written in PHP)
Software, Server and Application Monitor
SSH Java client GUI for Unix, Linux administration and monitoring
Monitor your GNU/Linux server with your smartphone
opensource Virtual Appliance Factory
Tools to help you control IT systems and escape their control over you
Process centered GUI monitor for Linux
Get the latest version of GW Monitor here -> http://www.gwos.com/demo
nagios-statd patch for use with python >= 2.6