Once on the Rammerhead landing page, you will see a search bar. Type the address of the website you want to visit.
Rammerhead is arguably the currently available. It solves the biggest issue with web proxies: the inability to run modern, dynamic websites.
Create a session and save your Session ID if you want to return to it later. Enter your target URL and browse freely.
No proxy is perfect. Rammerhead has some constraints:
It uses a technique often described as "traffic transference" or a pseudo-VPN approach via the browser.