Quick Multiple Monitor is a free Chrome add-on developed by knownrock.j. This add-on aims to make it easier for multi-screen users to open tabs in the specified screen. With Quick Multiple Monitor, users can simply drag and drop the URL to open the page in a specific screen.

The add-on provides a floating box that appears when the user starts dragging a URL. By dragging the URL into the specified box, the page can be opened in the desired screen. This feature is particularly useful for users who work with multiple monitors and need to manage their tabs efficiently.

Quick Multiple Monitor is a handy tool for those who frequently work with multiple screens and want a more streamlined tab management experience. With its simple drag and drop functionality, opening tabs in the desired screen becomes effortless.

Please note that Quick Multiple Monitor is an add-on for the Chrome browser and is available for free. It falls under the category of Browsers, specifically the Add-ons & Tools subcategory.