Copycat is a Firefox extension designed to enhance web development by simplifying the process of copying various types of content from web pages. With an intuitive right-click menu, users can easily access multiple copy options for links, selections, and images in several formats including Plaintext, Markdown, BBCode, and HTML. This functionality supports a variety of media types such as images and audio/video elements, making it a versatile tool for developers and content creators.

In addition to its core features, Copycat allows users to customize the URL format and Markdown flavor according to their needs. Keyboard shortcuts for copying tab links and selections are also available, further enhancing efficiency. The extension's ability to handle different data types, including DataURI formats for images and audio/video, ensures a comprehensive solution for anyone involved in web development.