Multiping - Get MultiPing Support. Network monitoring in 60 seconds. MultiPing provides a graphical view of network performance, monitors hundreds of targets, and sends automatic alerts..
TinyWall - Lightweight and non-intrusive firewall
SmokePing - Smokeping is a tool for measuring latency.
GlassWire - Visualize network activity in detail, get notified when new apps access the network, look out for...
Fping (open source) - fping is a program to send ICMP echo probes to network hosts, similar to ping, but much better performing when pinging multiple hosts.
Windows Firewall Control - Windows Firewall Control is not the built in firewall system in the Windows operating systems.