Experimente a "extensão do navegador dividido" .
You can split browser infinitely, as many as your RAM and your screen allow. Enjoy split and split to your heart's content!
Drag and drop is available to load links, bookmarks, and so on, into split browser. If you drag the toolbar of split browser, you can load the page in another split browser.
Split browsers can be closed by their closebox. "File" > "Close All Split Browser" closes all of them at once.
