Most Popular See all »
-
40,543 users
-
It is your printing toolbox.26,586 users -
24,355 users
-
14,644 users
Top Rated See all »
-
(The folder itself will stay existent.)
(Based on the original work of Alex Cabal.)996 users -
774 users
-
This extension prevents unintended folder movement.51 users -
This add-on has been discontinued!
Legacy extensions support will be dropped in Firefox 57. If you interest in CSD on Linux, please track progress on https://bugzilla.mozilla.org/show_bug.cgi?id=1283299.0 users -
16 users
Recently Added See all »
-
Visual signature editor for Thunderbird (WYSIWYG)
Thunder Sign Editor is a lightweight Thunderbird extension that lets you visually design, copy, and apply email signatures to any of your Thunderbird identities.36 users -
24 users
-
35 users
-
27 users
-
81 users
See all 285 extensions in Appearance and Customization »
To create your own collections, you must have a Mozilla Add-ons account.