Foxyproxy is an advanced proxy management tool which is available as an addon in firefox. It is a free and open-source tool. It can be used to handle multiple proxies, loading banned websites through worldwide proxies and a lot more. Foxyproxy has certainly made browsing amazingly fast for me. It is some of the best firefox-addons ever made. In this article, I will show you how to configure Foxy Proxy to use multiple proxies at a time.