Thunderbird

by PeterPerlich

46 Add-ons in this Collection

addressContext by Mike Krieger

Rated 4 out of 5 stars 49 reviews

69 users

An extension to add addressbook-related options to the context...

Signature by miek

Rated 4 out of 5 stars 73 reviews

396 users

insert custom text into posts and emails...

Launchy by gemal

Rated 3 out of 5 stars 87 reviews

1,857 users

Launchy will enable you to open links and mailto's with external applications...

NestedQuote Remover by Achim Seufert

Rated 3 out of 5 stars 16 reviews

2,138 users

Remove nested quotes when replying to a...

MR Tech Toolkit by mrtech

Rated 4 out of 5 stars 134 reviews

7,141 users

(Formerly Local Install) The primary goal of this extension is to provide the tools needed to install and manage extensions and themes locally and tons of other features.

Note: With Toolkit 6.0 Auto Archiving is fully working in Firefox 2.0 and temp...

Update Notifier by Todd Long

Rated 5 out of 5 stars 162 reviews

129 users

Note from Mozilla: This add-on has been discontinued. Try Add-on Update Checker instead.

Notifies you when updates are available for your extensions and themes.

Dafizilla ViewSourceWith by dafizilla

Rated 4 out of 5 stars 52 reviews

2,971 users

The main goal allows users to open (and in some cases edit) page source with external applications.

Dictionary Switcher for Thunderbird by Dao Gottwald, MrWarper

Rated 4 out of 5 stars 26 reviews

5,646 users

Toggles spelling dictionaries automatically or manually and displays the currently selected one in the status bar.
Now merged with Dictionary Switcher v1.3 for Firefox/SeaMonkey

FG Printers by fgrassmann

Download Now

Experimental

Rated 4 out of 5 stars 27 reviews

688 users

This extension allows you to modify the printing output of Mozilla Calendar. You can change the font, font-sizes and display of colors. Plus category colors are actually printed and end date calculation now works!

Tb AutoSave Extension by Frank DiLecce

Rated 4 out of 5 stars 4 reviews

2 users

You can now autosave messages from TB upon...

Additional Folder Views by Georges-Etienne Legendre

Rated 4 out of 5 stars 22 reviews

15 users

Add a new unread-favorite-recent folders treeview.

Attachment Sizes by Frank DiLecce

Rated 4 out of 5 stars 57 reviews

171 users

Ability to see attachment sizes ...

Look Up in Dictionary by macaw

Rated 5 out of 5 stars 44 reviews

1,162 users

Looks up a selected word in OS X's Dictionary.app

Extension Manager Extended by Paul Spangler

Rated 4 out of 5 stars 30 reviews

70 users

Use the Addon Manager to view the id, date installed, compatible application versions, and the folder of an extension or theme. Check http://extended.spanglerco.com for more information and http://firefox.spanglerco.com for more extensions...

Delete Junk Context Menu by chuonthis

Rated 4 out of 5 stars 8 reviews

21 users

Adds 'Delete Mail Marked as Junk' to folders' right click...
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