Any alternatives to Microsoft Edge? (based on what I'm looking for)

I'm a regular Firefox user (for privacy-related reasons), but I'm considering moving to Edge because it has some features that I need.

1. Vertical Tabs - Edge has built-in vertical tab display. I've installed Tree-style Tab in Firefox, but it doesn't get rid of the tabs on top. Also, based on my experience, the extension doesn't seem to work properly on other Chromium browsers.
2. PWA's - Being able to open a website as an 'app' on desktop. Firefox doesn't …

edge microsoft microsoft edge privacy