Most Popular See all »
-
41,021 users
-
It is your printing toolbox.23,692 users -
22,375 users
-
18,784 users
Top Rated See all »
-
(The folder itself will stay existent.)
(Based on the original work of Alex Cabal.)875 users -
727 users
-
This extension prevents unintended folder movement.53 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 -
15 users
Recently Added See all »
-
By default this addon pulls from libravatar. Custom providers can also be set.3 users -
14 users
-
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.54 users -
36 users
-
40 users
-
22 users
See all 287 extensions in Appearance and Customization »
To create your own collections, you must have a Mozilla Add-ons account.