Stowaway is a tool that is specially made for penetration testers. It is a multi-level proxy tool which is written in go language.
This tool can be used to proxy the external traffic into the internal networks through multiple nodes. It can also be used to implement various management functions.
Characteristics of this tool-
This tool was only created for educational purposes and not for any unethical practices.
Download Link: https://github.com/ph4ntonn/Stowaway