Next Generation Open Source Firewall
Anti Spam SMTP Gateway
Tool to ping hosts through firewalls blocking ICMP
360-FAAR Analyze FW1 Cisco Netscreen Policy Offline Using Config/Logs
Open source voucher management / hotspot system
Linux firewall distribution geared towards home and SOHO users.
Programmable completion code (bash) for ipset (netfilter.org)
Firewall Management Script
High interaction honeypot solution for Linux based systems
Jateway is a general purpose TCP/IP connection proxy
network control and reporting
Easy to use firewall for linux beginners.
iptables web interface