WinGate

WinGate is Internet sharing/proxy server software allowing a network to share a single Internet account simultaneously. Scaling from sharing for home networks to complex corporate intranets WinGate is a cost-effective, Windows-based Internet sharing solution. Now includes superior AntiVirus protection, a complete VPN solution, Content Filtering, and a built-in Email Server. WinGate was the first to market, best of class, and is the most widely used proxy server available.