Panorama Tab Groups
Description
Panorama Tab Groups is an easy way to organize a lot of tabs. You can visually group related tabs and switch between groups.
Panorama Tab Groups is an updated and maintained fork of Panorama View which is an implementation of the old Panorama/Tab Groups add-on which was deprecated with the new Firefox web extension system.
Installation
Panorama Tab Groups is available as a Firefox Add-on here. Just follow the link, click "Add to Firefox", and you're good to go.
Usage
The default shortcut to switch to panorama view is Ctrl+Shift+F and you can to the next or previous tab group with Alt+W/Alt+Shift+W. Any of these shortcuts can be changed in the add-on preferences tab.