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 Color Folders by Firefox user 13135c
Rated 4 out of 5 stars
This is an essential add on for Thunderbird. So much easier to work. Haven't managed to get it to work in Thunderbird 60.3.1
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