ClearOS

IPFire is a hardened, versatile, state-of-the-art Open Source firewall based on Linux. Its ease of use, high performance in any scenario, and extensibility make it usable for everyone. Security is the highest priority in IPFire. It is hardened to protect itself from attacks from the Internet and prevents attacks on your network. Its powerful firewall engine and intrusion prevention system protect your network against attacks from the Internet and denial-of-service attacks. IPFire is free software developed by an open community and trusted by hundreds of thousands of users from all around the world. The primary objective of IPFire is security. It's easy to configure a firewall engine and an intrusion prevention system stops any attackers from breaking into your network. In the default configuration, the network is split into various zones with different security policies such as a LAN and DMZ to manage risks inside the network and have a custom configuration for specific needs.

WinGate Proxy Server is a highly capable HTTP Proxy server, SOCKS server, integrated Internet gateway and communications server designed to meet the access control, security and communications needs of today's businesses. In addition to a comprehensive range of features, WinGate Proxy Server's license options provide you the flexibility to match your needs to your budget, whether you need to manage an enterprise, small business, or home network. WinGate Proxy Server will share most types of Internet connection, allowing multiple users to simultaneously surf the web, retrieve their email, or use other internet programs, as if they were directly connected to the Internet. Whether it is a simple dialup modem or high speed fibre, WinGate Proxy Server can help to make the most out of the connection. WinGate Proxy Server supports a wide variety of Internet protocols, allowing applications such as Web browsers, messaging software, FTP and SSL.