UPUP is a versatile Chrome add-on designed to enhance your browsing experience by allowing users to manipulate URLs efficiently. This free tool enables users to create custom links using specific parts of a URL, making it easier to access cached versions or remove paywalls from web pages. With its intuitive context menu integration, UPUP simplifies the process of opening URLs in alternative formats, catering to a variety of user needs.

The add-on features an options page where users can easily add services such as removepaywall, archive.is, and 12ft. UPUP supports various URL variables, making it highly customizable. Users can utilize variables like {u} for the complete URL or {h} for the URL host, among others, to tailor their browsing experience. This flexibility ensures that users can efficiently navigate and access web content with minimal effort.