Zorp is a proxy firewall suite with its core architecture built around today’s security demands. It uses application level proxies, is modular and component based, uses a script language to describe policy decisions, makes it possible to monitor encrypted traffic, lets you override client actions, and lets you protect your servers with its built in IDS capabilities.
You can download it from the following link: https://packetstormsecurity.com/files/download/130631/zorp_3.9.5.tar.gz
Source: https://packetstormsecurity.com/files/130631/Zorp-Proxy-Firewall-Suite-3.9.5.html