LuLu is the free open-source macOS firewall
Serve as a reverse proxy to protect your web services from attacks
AgentGuard is a firewall for AI agents
OWASP Coraza WAF is a golang modsecurity compatible firewall library
HTTP proxy to block ads and customize webpages
Next Generation Open Source Firewall
Free UTM appliance: firewall, VPN, WAF and antivirus in one ISO.
Firewall log analyzer
Antivirus eCAP adapter for Squid 3.1 and above.
Robust and flexible VPN network tunnelling
OpenWRT ©VMWare ©ESXi Appliance NAT router
A java PCAP and DPI library
Prevent and Protect Your HTML5 Video, Music , Audio From Download Free
PeerGuardian - a privacy oriented firewall application
A client for the MikroTik RouterOS API protocol, written in PHP.
IOSec Addons are enhancements for web security and crawler detection
KnockIt! is a port Knocking tool for MAC OSX