The Firefox browser now has a built-in page translator that works even without the Internet::Mozilla has announced the release of an update to its Firefox browser. In version number 118, users will find a significant innovation - a built-in translator
I use the side berry extension for FF which adds a sidebar to organize tabs into groups and adds a tree structure to the tab view as well. It also automatically unloads inactive tabs until you return to them. I have 1400 tabs open