Gufw - Gufw is an easy, intuitive way to manage your Linux firewall.
NetLimiter - NetLimiter is an ultimate Internet traffic control and monitoring tool designed for Windows.
NetSpeedMonitor - NetSpeedMonitor is a lightweight Network Monitoring Toolbar for your Windows Taskbar
Little Snitch - Little Snitch is a firewall application that monitors and controls outbound internet traffic.
NetBalancer - NetBalancer is a Windows application for local network traffic control and monitoring.
Windows 10 Firewall Control - Windows 10 Firewall Control: simple and exhaustive solution for applications network activity controlling and monitoring.