Despite the many minutes I had to spend setting it up, I really like the new Vivaldi. It's now my default browser on Mac and Linux.

https://vivaldi.com/new/

What's New in Vivaldi

What’s New in Vivaldi

Vivaldi Browser
@leo I now feel too deep into Firefox to switch but I did give Vivaldi a shot a year ago or so. What I'd really love is a way to share bookmarks between browser families
@cousinofjah xBrowserSync does everything but Safari: https://www.xbrowsersync.org
xBrowserSync - Browser syncing as it should be: secure, anonymous and free!

Free and open source tool for syncing your bookmarks and browser data between your various browsers and devices.