

Couldn’t you do that with Firefox? It stores all that stuff locally already, doesn’t it? Just disable sync and use whatever software you prefer to watch those directories.
Edit: here’s how you can figure out where the settings and bookmarks are stored locally on your system: https://support.mozilla.org/en-US/kb/profiles-where-firefox-stores-user-data
Boards as in breadboards, I guess. That title assumes the reader will have a certain context.
I got excited thinking it was about managing board activity for nonprofits formed by developers.
Still, seems like a nice tool for people who do breadboarding!