Rated 5 out of 5 stars

by Jean Lo on Feb. 22, 2021 ·

Fantastic addon, fundamental for those having non-trivial message/news feed rules (e.g. messages in feed "Foo" with subject "Bar" or "Baz"), since the Thunderbird filtering features get cluttered very quickly.

This review is for a previous version of the add-on (3.0.3).