NetSpeedMonitor - NetSpeedMonitor is a lightweight Network Monitoring Toolbar for your Windows Taskbar
GlassWire - Visualize network activity in detail, get notified when new apps access the network, look out for...
TrafficMonitor - TrafficMonitor is a network monitoring suspension window software in Windows.
Network Lights - Network Lights is a Windows program, which blinks keyboard LEDs (Light Emitting Diode) indicating outgoing and incoming network packets on network interface.
NetWorx - NetWorx is a simple and powerful tool that helps you objectively evaluate your bandwidth situation.
NetTraffic - Essential network bandwidth monitor.