Aker Security Solutions - Aker Firewall, a stateful packet filtering firewall for Linux and FreeBSD. Integrages with Acker's Crypt server and client for VPN connections. Secure Computing - ICSA certified SecureZone and Sidewinder firewalls and application gateways. Embedded VPN capability. Integrates with Strikeback IDS product. LEAF - The Linux Embedded Appliance Firewall, an application based on iptables, with a number of optional modules including logging and intrusion detection. Chris Lowth Firewall and Filtering Tools - Open-source software for firewall and network traffic filtering including peer-to-peer applications. NetBSD/i386 Firewall Project - Free firewall solution for people with a permanent Internet connection (e.g., xDSL or cable modem). Packet filtering firewall and NAT based on NetBSD. InnerTek Software - Creators of the fBuilder firewall configuration utility for Linux. Includes services, product range, client intranet, screenshots, a profile, and forums. Kerio Technologies UK Ltd. - Personal and corporate firewalls and secure mailserver solutions. Product details, customer references and on-line store. Simple OpenBSD Firewall Interface - complete firewall solution for OpenBSD with many features, all of which are accessible through a web interface. Clavister security Products - Offers both software and appliance format firewall and VPN solutions as well as support and training.. LinuxMagic VPN Firewall - VPN FireWall, using the highest level of encryption, and industry standard IPSEC technology, ensures that no one can snoop your passwords or sensitive data, without paying the costs of expensive routers and dedicated networks. Astaro: Integrated Perimiter Security Software - Astaro supplies integrated perimeter security software solutions that include firewall, VPN, virus, surf and spam. pf -- Daniel Hartmeier's packet filter - Pf is a modern packet filter with NAT capabilities. It is used in OpenBSD. Gibraltar Firewall - Debian/Linux based professional Firewall solution. Includes comfortable Webinterface and IPSec VPN. Securepoint Firewall Server - A free firewall system. A high-performance, commercial-grade application designed to offer full protection for network assets. Also offerings in VPN, IDS and other network products. TeamF1, Inc. Software - Provides software solutions in embedded network security and management on embedded OSes such as vxWorks. FireFly for vxWorks product implements a small footprint robust firewall for use in residential gateways and other internet appliances. The netfilter/iptables Project - Netfilter and iptables are building blocks of a framework inside the Linux 2.4.x and 2.6.x kernel that enables packet filtering, network addresses [and port] translation (NA[P]T) and other packet mangling. This enable use as a firewall and router. Dolphinwall. The Dynamic Firewall - Installed in two configurations, firewall/central manager and peripheral firewall It includes stateful packet inspection, IDS, HTTP and SMTP proxies and antivirus capability. The firewall runs completely by CD-ROM and a USB pen-drive can be used for back-up of the configuration. Check Point FireWall-1 - ICSA certified Firewall-1. Operates on NT, Solaris, HP-UX, AIX, and RedHat Linux. Integrates with Check Point's VPN Gateway and RealSecure IDS products. FREESCO - A small free firewall router intended as a replacement for more costly commercial products. The name stands for FREE ciSCO. InJoy Firewall - All-in-one multi-platform Firewall with next-generation deep packet inspection technology. Includes IPSec VPN, Internet gateway (NAT), remote management, IDS, virus protection and PPPoE. Supports Windows, Linux and OS/2. Has a personal version. InfoExpress - Makers of the CyberArmor layered security architecture personal firewall. Includes a profile, product range, product specifications, news, and software downloads. The Firewall Toolkit (FWTK) - A set of proxies to build a firewall. Provides information and software on building free firewall and security solutions. NetWolves - Provides a secure Internet gateway solution for LAN-to-Internet connectivity. Offers an ICSA-certified firewall and IPSec VPN with client VPN support and dynamic VPN routing as well as intelligent failover with high availability. Other filtering services are also available. IPCop Firewall Addons - A collection of binary addons for IPCop Firewall as well as some relevant site references. Bastion-firewall project - A netfilter-based firewall configurable through config files. May be used as a normal firewall or as a firewall script generator. Integrated with the Snort inline IDS. Open Source Firewall for Windows - First open source firewall for windows. Includes binaries and sources code. For Windows 2000 and later. F/X Communications - Creator of firewall and internet dailer software for multiple operating systems. Vicomsoft Firewall and Internet Security Software - FAQs, White Papers, case studies and trial downloads of firewall and filtering software. M0n0wall - A free embedded firewall software package based on FreeBSD. pfSense - A free firewall based on Packet Filter (pf) and FreeBSD 6. Isinglass-hzd - Linux-based firewalls and IsinGlass, is a script meant to make the average user's Linux machine more secure when connected to the Internet, for example, when dialing up via a local ISP. Bulwark Systems - Offers SecuraNET unified threat management solutions. Endian - A Linux based security distribution with web based management, stateful packet inspection, proxies, anti-virus, anti-spam, content filtering and VPN. Syneto - Firewall/UTM software with VPN, content filtering, multiple WAN and simple web management