The Twitter ImageVideo Downloader is a Firefox add-on designed to simplify the process of downloading media from Twitter. With this tool, users can easily download images, videos, and GIFs directly from tweets with just one click. It features a user-friendly interface where hovering over images reveals a download button, allowing for quick access to the original-sized media. For videos and GIFs, a download button appears on hover, offering various resolution options when available.

This add-on streamlines the downloading process by eliminating the need for manual URL copying or visiting external sites. It also supports GIFs by providing options to download them as MP4 files or use third-party sites for conversion. Recent updates have introduced customizable settings, allowing users to choose which GIF conversion sites to display, enhancing the overall user experience.