To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseReview for Headers Toggle by P Drummond
Rated 4 out of 5 stars
I must wait for a version that works with Thunderbird 3 before I can upgrade. :(
To create your own collections, you must have a Mozilla Add-ons account.