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Restartless Restart

This 15KB restartless add-on will add a "File" -> "Restart" menu item and a ctrl/cmd + alt + r hotkey to restart Firefox or Seamonkey.

Rated 4 out of 5 stars (204)
11 users

Trashcan Requires Restart

Have you ever accidentally deleted an event and didn't notice? Undo is no longer available? Then this extension is for you! All deleted items are put into a special Trashcan calendar for your safety.

Rated 2 out of 5 stars (9)
5 users

InspectorWidget Requires Restart

Adds toolbar button and context menus for invoking the DOM Inspector (DOMi) for either chrome or content elements.

Rated 5 out of 5 stars (10)
6 users

Old-style smilies Requires Restart

Reverts the smilies in Thunderbird to those of version 2.

Rated 4 out of 5 stars (1)
5 users

Thunderbird-DontRestoreTabs Requires Restart

Allows the user not to restore tabs at startup in Thundertbird

Rated 4 out of 5 stars (3)
23 users

Korean spellchecker

Korean (ko-KR) spellchecker

Rated 5 out of 5 stars (12)
422 users

No More Install Delay

UPDATE: XPI delay has been removed in Firefox 40!

Disable the install delay in Firefox. New 2.0 version now includes GreaseMonkey scripts!

Unlike similar addons, this works on Firefox 4 and beyond.

Rated 4 out of 5 stars (10)
1 user

Free Memory Button

Free unused memory that Firefox is currently using.

Rated 3 out of 5 stars (8)
11 users

Slovak spell checking dictionary

Slovak spell checking dictionary for Mozilla applications (based on the "open-source" dictionaries by Zdenko Podobný).

Rated 4 out of 5 stars (6)
3,044 users

Page Colors & Fonts Buttons

Adds buttons to toggle the using the default page colors and fonts, and the page defined colors and fonts.

Rated 5 out of 5 stars (8)
7 users

Switch Link External Handler Requires Restart

Provides abilities to switch external handlers to open links.

Not yet rated
0 users

DragToCompose Requires Restart

Enables dragging a file to Thunderbird for composing a new message without opening composer window first.

Rated 5 out of 5 stars (6)
11 users

Show Password On Input Requires Restart

Gives an option to show the master password on input

Rated 4 out of 5 stars (11)
15 users

Zoom Button for Thunderbird Requires Restart

Zoom in, zoom out, and reset zoom with one toolbar button. Works in the Compose window too.

Rated 4 out of 5 stars (12)
51 users

Urdu Dictionary

This dictionary is based on the urdu word list provided at www.crulp.org and the word list compiled by our friends at http://www.urduweb.org/mehfil/

Rated 4 out of 5 stars (16)
17 users

AddressLabel Requires Restart

Create address labels from selected contacts in pdf, odt, ps or html.

Usage
1) Chose settings.
2) In the Address Book, select contacts and right click.
3) Print with "Actual Size" (not "Fit to Page").

Rated 5 out of 5 stars (4)
0 users

All Menus Button

Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.

Rated 4 out of 5 stars (13)
0 users

Copiar Assunto Requires Restart

Adiciona um botão para copiar o Assunto do email selecionado para a área de transferência

Add a button to copy the Subject line of the selected email to the clipboard

Not yet rated
0 users

ThunderTabs Requires Restart

This add-on is a button on your toolbar that lets you open web apps as Tabs in Thunderbird. Use it to load Google Mail, Google Wave, Google Voice, and other "inboxes" (or any url) as tabs within Thunderbird, making it your communications hub.

Rated 4 out of 5 stars (13)
10 users

PrivaConf

Automatically apply settings recommended by security and privacy experts.

Rated 3 out of 5 stars (3)
0 users