Mozilla Connect

I belive this kind of integration is available only with Windows + Edge combination, as both are developed by Microsoft. As far as I know, you couldn't achive it with any other browser on Windows (Chrome, Firefox, Vivaldi, Brave, etc), as well as wit...

It would be also great to have a possibility of assigning one key shortcuts.For example, I would love to use "W" and "S" keys to scroll the page by 50%, "A" and "D" to switch tabs, and "E" to focus the address bar. Of course, such shortcuts should no...

You can also install Undo Close Tab, which will show the menu of recently closed tabs on right clicking extension's button in the toolbar.

There are Panorama Tab Groups and Panorama View extensions, which do more or less what you requested.