SQL operating system instrumentation and monitoring framework
High performance Java APM. Powered by ASM
Nagios Open Source network monitoring software - The Standard In ITM
FlowViewer is a web-based netflow data analysis tool.
Front-end performance monitoring and user analytics platform
Zenoss - Intelligent IT Operations Management
Snare Enterprise: bit.ly/Snare-Trial
The open source grid computing solution
Track your ARP/MAC table changes and so much more
Netflow visualisation and investigation tool
Various TCP/IP servers, clients and network management tools
SSH Java client GUI for Unix, Linux administration and monitoring
Network performance monitoring and logging script for Cisco devices.
OSPF network discovery script via SNMP.
A MAC address based user authentication system for campus-wide network
Tools to help you control IT systems and escape their control over you
netflow collecting and processing tools