Smoothwall is a best-of-breed Internet firewall/router, designed to run on commodity hardware and to provide an easy-to-use administration interface to those using it. Built using open source and Free software, it's distributed under the GNU Public License.
PeerGuardian - a privacy oriented firewall application
PeerGuardian is a privacy oriented firewall application. It blocks connections to and from hosts specified in huge blocklists (thousands or millions of IP ranges). Its origin seeds in targeting aggressive IPs while you use P2P. PeerGuardian Linux: Actively developed. However the team is very small and with few spare time. Contributors are welcome! Peerguardian OS X: Not developed anymore. We've lost contact with the OS X developer. New contributors are welcome! PeerGuardian Windows: Not developed anymore. It's highly recommended to use PeerBlock instead, which is a continuation of PeerGuardian's development in Windows, with bug fixes and support for Windows Vista and Windows 7. New contributors and/or collaboration with peerblock.com are welcome! PeerGuardian is an open project. Not only is its source code open for you to read, use, and modify - but the project is open for you to join and contribute in any form (code, documentation, bug reports, web and support).
Enables tunneling of network connections through restrictive HTTP proxies. Features: Portmapping, SOCKS4, SOCKS5, web-based admin interface, possibility to use standalone server (perl) or hosted server (PHP), optional authorization from LDAP or MySQL
Fail2Ban monitors log files like /var/log/pwdfail or /var/log/apache/error_log and bans failure-prone addresses. It updates firewall rules to reject the IP address or executes user defined commands. Please see code and download from https://github.com/fail2ban/fail2ban . SF Fail2ban portal might not be up-to-date
Coyote Linux is a security centric distribution of Linux designed to provide firewall, VPN service, IP routing, and various other functions.
Bored of having HTTP-only connection to the Internet? Tired of being unable to connect to irc through a HTTP proxy? desproxy (a TCP tunnel for HTTP proxies) just makes you able to tunnel all your TCP traffic through a HTTP proxy! Keywords: HTTP pr
Debian packages for PeerGuardian Linux (including the GUI) and its precessor moblock/blockcontrol/mobloquer. PeerGuardian is a privacy oriented firewall application. It blocks connections to and from hosts specified in huge blocklists (thousands or millions of IP ranges). Its origins lie in targeting aggressive IPs while you use P2P. See http://sourceforge.net/projects/peerguardian/
A set of tools (proxy, analyzer, proxy database maintenance tools) in Perl. Of interest to those whose Internet access is blocked or censored. The tools provide an 'abstraction' of uncensored outside services, inside the censoring firewall/proxy.
This project will serve as a central hosting/bug tracking center for modifications to the SmoothWall.org firewall distribution. Support and information for the "mods" posted here can be found on the SmoothWall.org forums, the SmoothWall.org IRC server, or
Bandwidth Management Tools is a total bandwidth management solution for Linux and can be used for firewalling, traffic graphing, and shaping. It is not based on any currently-available bandwidth management software some ver advanced features.
efw-toolbox. Is a collection of applications/scripts and other odds and ends that are useful to have. These are currently not available in the current Endian Firewall Project. This project is intended to work alongside with Endian Firewall project .
Enable servers behind a firewall to export services to the external networks with the assistance from an externel host as proxy (Jumppoint). The firewall tunnel consists of two parts: a frontend as "Jumppoint" and a backend running behind the firewall
GTCop Professional Security Appliance aims to provide a powerful tool for satellite communications, with enhanced QoS and bandwidth controls. As derived from IPCop Firewall, it is a stable, secure, easy to configure and maintain GNU/Linux firewall box.
Capra is a Open Source tool to quickly get some nice and useful reports out off your Watchguard Fireware log files.
Auto Proxy Filter Test (APFT) automates the testing of safe and unsafe URLs against a content filtering proxy (such as Dansguardian) and helps prevent regressions. APFT is useful to people who are designing filter rules.
DAXFi is a Python package that helps configure several different kinds of firewalls in a consistent way. The rules are described in XML. It comes with a Python package, useful to build other applications and includes some useful example programs.
Guarddog is user friendly firewall management utility for KDE on Linux. It allows you to simply specify which protocols should be allowed between which groups of computers and requires no knowledge of port numbers or packets. Uses ipchains or iptables.
FBSD-DEV: INSTALL6 is a post installation script that automates several key points and procedures involved in updating and securing FreeBSD. Updating the source and ports, securing system, and the configuration of pf firewall.
etherdam is an IPTables firewall configuration engine; it implements a primitive (and hopefully simple) scripting language as an alternative to direct use of iptables.
IPFC is a distributed management solution for security module (firewall, nids). Security module can be packet-filtering (ipfw,netfilter,ipf ...), NIDS or any other servers (syslog...) or embedded devices.
iptables based firewall for Linux
We have just released a new set of files. This project will consist of a module for Firewall Builder. This module will be an add-on to Firewall Builder that will allow a user to create, compile, and apply firewall rules to a machine with Netnice Packe
PICker is a set of PHP scripts, meant to give you an overview of portscan activity and intrusion attempts, and dealing with the worst cases by doing dig, host and whois queries and easily sending mail to the Abuse Team of the ISP.
The SunGazer PacketFilter is a small and simple tool under GPL to set up firewall rules. It uses iptables and it is easy to use and to configure.
The Milkfish is an Embedded Communications Software Project. Due to the various embedded hardwares on the market this project is split into sub-projects. Files for download are available from the respective sub-projects selectable on www.milkfish.org