Add-ons
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 TB Header Tools Extension by Arnold.S
Rated 4 out of 5 stars
I downloaded version 0.6.6 from http://forum.addonsmirror.net/ext/extthunderbird/TB_Header_Tools_Extension_0.6.6.xpi. Nice tool, but doesn't work with IMAP and attachments (attachment is lost)
To create your own collections, you must have a Mozilla Add-ons account.
