Barracuda Web Application Firewall - Barracuda Web Application Firewall offers security and DDoS protection against automated & targeted attacks.
TinyWall - Lightweight and non-intrusive firewall
AWS WAF - AWS WAF is a web application firewall that helps protect your web applications from common web exploits.
GlassWire - Visualize network activity in detail, get notified when new apps access the network, look out for...
ModSecurity - ModSecurity is an Open Source web application firewall developed by Trustwave's SpiderLabs.
Windows Firewall Control - Windows Firewall Control is not the built in firewall system in the Windows operating systems.