LuLu is the free open-source macOS firewall
Simple tool to configure Windows Filtering Platform (WFP)
Serve as a reverse proxy to protect your web services from attacks
OWASP Coraza WAF is a golang modsecurity compatible firewall library
A high-performance MySQL proxy
iptables mini-script in file-wizard
Next Generation Open Source Firewall
Intelligently block brute-force attacks by aggregating system logs
Firewall log analyzer
Network Security Appliance Linux Distribution
CacheGuard Gateway is a UTM, a WAF, and a QoS management appliance.
HTTP proxy to block ads and customize webpages
Antivirus eCAP adapter for Squid 3.1 and above.
Robust and flexible VPN network tunnelling
Anti Spam SMTP Gateway
OpenBSD based firewall distribution
OpenWRT ©VMWare ©ESXi Appliance NAT router
Web application firewall in C language uses libevent
Program to block League of Legends contacts.
A java PCAP and DPI library
A simple, portable port scanner