Imgur Twitter cards is a free Chrome add-on developed by Iván Mayoral. This add-on falls under the category of Browsers and specifically the subcategory of Add-ons & Tools.

The main purpose of Imgur Twitter cards is to allow users to preview imgur links directly on Twitter without having to leave the page. This can be a time-saving feature for users who frequently come across imgur links on Twitter and want to quickly view the images without navigating away.

With Imgur Twitter cards, users can conveniently preview the images associated with imgur links right within their Twitter feed. This eliminates the need to open each link in a new tab or window, providing a more seamless browsing experience.

Overall, Imgur Twitter cards is a useful Chrome add-on for Twitter users who frequently encounter imgur links and want to preview the associated images without leaving the Twitter page.