iptables script in only one file
An iptables IPv4 firewall and traffic shaping program
Bash script to enable the firewall on startup of your Ubuntu server.
blocklists for openbsd,freebsd,linux,iptables,bsd pf,pf,ipfilter
Programmable completion code (bash) for ip[6]tables (netfilter.org)
Open source voucher management / hotspot system
Firewall Management Script
network control and reporting
flex-fw is a small and fast console frontend to iptables
Captive portal and access control manager for Linux-based hotspots
Block incoming traffic from Tor network with IPTABLES
Easy to use firewall for linux beginners.
Easy Firewall Script