NetSpeedMonitor - NetSpeedMonitor is a lightweight Network Monitoring Toolbar for your Windows Taskbar
nDPI - nDPI is a ntop-maintained superset of the popular OpenDPI library.
TrafficMonitor - TrafficMonitor is a network monitoring suspension window software in Windows.
netifyd - The open source netifyd engine performs deep packet inspection and analysis on network traffic.
Network Lights - Network Lights is a Windows program, which blinks keyboard LEDs (Light Emitting Diode) indicating outgoing and incoming network packets on network interface.
Bandwidth Manager - Bandwidth management, bandwidth limiting and traffic shaping software for Windows