Welcome to Thunderbird Add-ons.
Add extra features and styles to make Thunderbird your own.
Titz'apïxReview for Check for Updates in Help Menu by Hernando Jimenez
Rated 5 out of 5 stars
This is a simple yet effective add on that does what is advertised, thank you and keep up your excellent work!
To create your own collections, you must have a Mozilla Add-ons account.