Muffin is a filtering proxy server for the World Wide Web written entirely in Java and therefore requires JDK 1.1. Features include support for HTTP/0.9, HTTP/1.0, HTTP/1.1, and SSL (https), graphical user interface and command-line interface, remote admin interface using HTML forms, includes several filters which can remove cookies, kill GIF animations, remove advertisements, add/remove/modify arbitrary HTML tags, remove Java applets and Javascript, user-agent spoofing, rewrite URLs, and much more.
