Welcome to Thunderbird Add-ons.
Add extra features and styles to make Thunderbird your own.
Titz'apïxReview for Quickfile by analog AI
Rated 5 out of 5 stars
0.17.0.0008 not compatible with 3.0... Nostalgy might be a reasonable alternative.
To create your own collections, you must have a Mozilla Add-ons account.