iptables generation tool for large linux networks
Sonicwall Configuration File Reader
Personal firewall for linux desktop and android phone
A simple captive portal
Block incoming traffic from Tor network with IPTABLES
Patch to integrate URL Filter in IPCop 2.0.6
Easy to use firewall for linux beginners.
Drop specified IP n seconds remotely, auto-undrop it when timeout.
Easy Firewall Script
iptables web interface
IDS + IPS for RouterOS (mikrotik)