This Tool blocks a Mass of IP's via the Windows Firewall - IP Blocker
blocklists for openbsd,freebsd,linux,iptables,bsd pf,pf,ipfilter
OPNsense is an open source, easy to use firewall and routing platform
ipset set listing wrapper script
A powerful network security tool, easy, safe and totally free.
Provisions Simple Secure Network Firewall/Router
Powerfull Web Application Firewall for PHP
Prevent and Protect Your HTML5 Video, Music , Audio From Download Free
shell program to automatically configure freebsd as a firewall
Programmable completion code (bash) for ip[6]tables (netfilter.org)
PeerGuardian - a privacy oriented firewall application
360-FAAR Analyze FW1 Cisco Netscreen Policy Offline Using Config/Logs
upnp port opener
High-performance WAF built on the OpenResty stack
A client for the MikroTik RouterOS API protocol, written in PHP.