Review for United States English Spellchecker by blurt
Rated 5 out of 5 stars
This is a great add-on. Easy to use, unobtrusive, accurate. I use it every day. I just hope they make it available for Firefox 4.
This review is for a previous version of the add-on (4.0.0).To create your own collections, you must have a Mozilla Add-ons account.