FlowViewer is a web-based netflow data analysis tool.
The Free & Popular opendhcp application for Physical & Virtual Machine
The box to keep the Internet under your control
Simple software for port forwarding and routing w/o a hardware router
Windows tool for monitoring and configuring your network adapters
Network performance monitoring and logging script for Cisco devices.
Recursive mapping/discovery of network devices via CDP/OSPF
A SNMP agent for management of MPLS for Linux .