Hide Website Contents with Rectangle Overlay is a Chrome add-on developed by dirkt82. This free tool falls under the Browsers category, specifically in the Add-ons & Tools subcategory. The program allows users to block website spoilers and distractions by overlaying a custom rectangle on specific URLs or domains.

With this add-on, users can easily hide or block the contents of a website by placing a customizable rectangle over the desired area. The control to show or hide the rectangle is conveniently located at the top right of the window, providing a simple way to manage the overlay. This feature is particularly useful for avoiding spoilers or hiding distracting information, making browsing more focused and enjoyable.