Most Popular See all »
-
44 332 users
-
It is your printing toolbox.25 869 users -
24 874 users
-
20 059 users
Top Rated See all »
-
(The folder itself will stay existent.)
(Based on the original work of Alex Cabal.)1 001 users -
789 users
-
This extension prevents unintended folder movement.57 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 »
-
By default this addon pulls from libravatar. Custom providers can also be set.3 users -
12 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 -
37 users
-
44 users
-
25 users
See all 287 extensions in Appearance and Customization »
To create your own collections, you must have a Mozilla Add-ons account.