I really like the “open all” option in Firefox that allows me to open multiple bookmarks in individual tabs. I use this feature daily to open my news sites.
I’m not sure about the feature because I’m never using it before. But I think Brave already have it.
Here’s a screenshot for the option in context menu:
The option appear when I right-click the bookmark folder.
I’m not sure if that’s the feature that you ask for.