Network Lights - Network Lights is a Windows program, which blinks keyboard LEDs (Light Emitting Diode) indicating outgoing and incoming network packets on network interface.

Netumo - Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.

FreeMeter - Monitor network bandwidth (C#.NET 2k/XP+). Desktop and Systray graph.

AppZero - AppZero is a monitoring and migration tool that allows users to keep track of different applications and servers in both simple and complex IT environments.

trafficWatcher - trafficWatcher is a small tool to monitor your network activity.

RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems