Brexit Stones is a free Chrome add-on developed by MadGenie that aims to replace the words "Brexit Deal" or "Deal" with "kidney stones" on the BBC website. This add-on falls under the category of Browsers and specifically the subcategory of Add-ons & Tools.

With Brexit Stones, users can easily install the add-on on their Chrome browser and enjoy a unique browsing experience. The add-on automatically replaces the mentioned words with "kidney stones" whenever they appear on the BBC website.

This add-on provides a humorous twist to the ongoing Brexit discussions and adds a touch of lightheartedness to the news. It is a fun way to bring some entertainment to your browsing experience.

Please note that this add-on is only compatible with the Chrome browser and is not associated with the BBC or any official news source. It is purely meant for entertainment purposes. So, if you're looking for a light-hearted way to follow the Brexit news, give Brexit Stones a try!