Improvements for Twitter is a free Firefox extension designed to enhance user interaction on the platform. This tool offers a variety of features including the ability to copy tweet links as VXtwitter or FXtwitter buttons, save images with custom filenames, and download videos directly to your device. Users can also view full thumbnail previews of images and access a history of saved videos and images to avoid duplicate downloads.

Additionally, the extension provides options to hide unnecessary buttons or tabs, rearranging tweet interaction buttons for better accessibility. Users can display a bookmark button during image or video views and save images in full quality through the right-click context menu. All features are customizable via the extension's settings, allowing for a personalized Twitter experience.