Programmable completion code (bash) for ipset (netfilter.org)
Jateway is a general purpose TCP/IP connection proxy
A MAC address based user authentication system for campus-wide network
a secure, open source OS for use inside USEagency facilities
This tool locks down Linux and UNIX systems.
ddos_deflate, el Guapo Edition is network trench defense!
Nginx and Lua Based Easy to setup Web Application Firewall
Personal firewall for linux desktop and android phone
Firewall/Proxy FreeBSD
Easy to use firewall for linux beginners.
c# tool for generate wipfw batch script configurator
Easy Firewall Script