A fast and small ash/dash front-end for Linux iptables
Arno’s IPTABLES firewall script was initially written because I needed to protect my single-homed Linux machine at work.
IPTables Per Client bandwidth monitor
Vuurmuur is a middle-end/front-end for netfilter/iptables.
Implements the ‘state top’ feature from IP Filter for IP Tables
iptables is a Linux kernel packet control tool.
Easy iptables rules editor
ferm is a tool to maintain and setup complicated firewall rules.