Manage port forwardings via UPnP
iptables script in only one file
Free UTM appliance: firewall, VPN, WAF and antivirus in one ISO.
Generació regles IPTables per Continents o Països
An iptables IPv4 firewall and traffic shaping program
ipset set listing wrapper script
Programmable completion code (bash) for ip[6]tables (netfilter.org)
360-FAAR Analyze FW1 Cisco Netscreen Policy Offline Using Config/Logs
Network Firewall Linux Kernel Module with Conflict Resolution Engine
download and convert ip block list
bash programmable completion for conntrack-tools (netfilter.org)
Programmable completion code (bash) for ipset (netfilter.org)
High interaction honeypot solution for Linux based systems
pfck - pf check - organizes flow information by host
flex-fw is a small and fast console frontend to iptables