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 ThreadVis by Shuang
Rated 5 out of 5 stars
Excellent work.
It greatly ease my email reading process.
Is it possible to make this extension support thunderbird 3.0?
To create your own collections, you must have a Mozilla Add-ons account.