Review for MonkeyMenu by 5498320
Rated 3 out of 5 stars
It's rather nice. As long as you accept that IT CAN NEVER BE UNINSTALLED. Uninstalling this add on completely screws up the UI. You wind up with a unusable browser littered with buttons and entry fields randomly. Once you reinstall it everything works and looks fine.
To create your own collections, you must have a Mozilla Add-ons account.