Review for Right Links by Eric H. Jung
Rated 4 out of 5 stars
Also try InstaClick at https://addons.mozilla.org/en-US/firefox/addon/6539. It opens links in new tabs with right-click. No configuration necessary.
This review is for a previous version of the add-on (0.3.1.0).To create your own collections, you must have a Mozilla Add-ons account.