Tab stacks and mouse gestures are the 2 that I use the most, that don’t exist in Firefox. Tab hibernation is also extremely useful, but I don’t know if that exists in Firefox.
And in general there are so many useful tools, like bookmarking by stack and/or window etc.
Curios, what sets Vivaldi apart so much in features that makes it hard to switch to Firefox?
Their website lists many of the main features.
Tab stacks and mouse gestures are the 2 that I use the most, that don’t exist in Firefox. Tab hibernation is also extremely useful, but I don’t know if that exists in Firefox.
And in general there are so many useful tools, like bookmarking by stack and/or window etc.