Ipchains firewall and masquerading configuration utility for Linux designed to allow a beginner to build a custom firewall with little or no ipchains experience. Includes an overview, features, mailing list, and software download.

GIPTables Firewall is a set of free shell scripts that helps you generate iptables rules for Linux 2.4.x and newer kernels. It is very easy to configure and designed to run on hosts with one or two network cards. It uses NAT, stateful packet filtering, rate-limited connection, and logging. It provides protection against DoS attacks and IP spoofing, as well as TCP packet health checks.

Firewall Builder is Open Source multi-platform firewall management software that supports Linux iptables, FreeBSD ipfilter and ipfw, OpenBSD pf

Test the firewalls outbound application filtering against the known leaktests and displays a sheet results and advices the reader how to protect him.

Offers an enterprise application that provides visibility to and control of network changes, configurations, and performance of firewalls and other appliances.

SP2 Firewall, management console, control, turn off, disable windows firewall, XP firewall, profile, policy, firewall, Telecon

A firewall GUI management interface to iptables inspired by Checkpoint and Watchguard firewall management. Similar in feel and function to the way Checkpoint works with source, destination, action and logging and at the same time handles incoming and outgoing traffic in a similar way as Watchguard and PIX Firewalls.

ReportGen Supports SonicWALL,GNATBox and Netscreen. It creates reports based on users Internet activity. It takes the logs created by a Firewall and displays a user selected report in a web browser. Logs are read from a tab delimited file that has been created in the WELF format by a Syslog program like Kiwi's Syslog Daemon.

Firewall Security Network Firewall Analyzer download for the WRT54G linksys router Dacaris

More commonly known as "Shorewall", this is high-level tool for configuring Netfilter. Shorewall can be used on a dedicated firewall system, a multi-function gateway/router/server or on a standalone GNU/Linux system. Shorewall can take advantage of Netfilter's connection state tracking capabilities.