Manage port forwardings via UPnP
HTTP proxy to block ads and customize webpages
Intelligently block brute-force attacks by aggregating system logs
Firewall log analyzer
Robust and flexible VPN network tunnelling
OpenBSD based firewall distribution
A simple, portable port scanner
Prevent and Protect Your HTML5 Video, Music , Audio From Download Free
Open source voucher management / hotspot system
Linux firewall distribution geared towards home and SOHO users.
A MAC address based user authentication system for campus-wide network
This tool locks down Linux and UNIX systems.
Firewall/Proxy FreeBSD