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 New Tab Button by Rob77
Rated 1 out of 5 stars
Sadly, it is not working in Thunderbird 115.4.1 (64-bit)
To create your own collections, you must have a Mozilla Add-ons account.
