Programmable completion code (bash) for ip[6]tables (netfilter.org)
PeerGuardian - a privacy oriented firewall application
A client for the MikroTik RouterOS API protocol, written in PHP.
Open source voucher management / hotspot system
bash programmable completion for conntrack-tools (netfilter.org)
Programmable completion code (bash) for ipset (netfilter.org)
Ferramenta Web para Administração de Firewall
Jateway is a general purpose TCP/IP connection proxy
IOSec Addons are enhancements for web security and crawler detection
flex-fw is a small and fast console frontend to iptables
This tool locks down Linux and UNIX systems.
Personal firewall for linux desktop and android phone
A simple captive portal