Miscellaneous

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.vcs Support

Import and export calendar files in vCalendar (.vcs) format

Rated 3 out of 5 stars (18)
9,325 users

3e Calendar

Adds support for 3e calendars

Rated 1 out of 5 stars (1)
589 users

About:about Button No Restart

A button that lists all the about pages that exist. Some of these pages are also provided as separate buttons.

Rated 5 out of 5 stars (1)
146 users

about:kittens

Baby cats and kittens in the about box...

Rated 5 out of 5 stars (6)
40 users

about:support

A Mozilla Messaging addon to assist in product support.

Rated 4 out of 5 stars (5)
33 users

AboutConfig

about:config for...

Rated 3 out of 5 stars (13)
1,066 users

Account Manager Toolbar Button

This is a small devision of Toolbar Buttons https://addons.mozilla.org/firefox/2377/ or
http://codefisher.org/toolbar_button/

Not yet rated
32 users

accountex

Export/Import Account Settings.....

Rated 2 out of 5 stars (28)
6,478 users

Add Signature

Simply add your signature manually (right mouse click) to your emails

Rated 3 out of 5 stars (34)
7,998 users

Add-on Preferences Button No Restart

Displays a menu that allows you to open the option/preference window for any add-on that has one.

Rated 4 out of 5 stars (1)
187 users

Add-on Update Checker

Adds Tools menu item to check Add-ons for updates. Includes toolbar icon.

Rated 4 out of 5 stars (49)
15,196 users

Add-ons Button No Restart

Opens the Add-ons window to perform tasks on your installed Extensions, Themes, Plug-ins and Language packs.

Not yet rated
888 users

Add-ons Manager Context Menu

Add more items to Add-ons Manager context menu.

Rated 5 out of 5 stars (28)
9,879 users

Add-ons Toolbar Button

This is a small devision of my Toolbar Buttons extension. https://addons.mozilla.org/firefox/2377/ or http://codefisher.org/toolbar_button/

Rated 5 out of 5 stars (6)
26 users

Addons Manager Hilite No Restart

Remembers last selected (hilited) extension/theme/plugin/userstyle in Add-ons Manager. Turn off/on the add-on selection list box and/or fine tune behavior via its Options.

Rated 5 out of 5 stars (18)
881 users

Addons Quick Search

Type first letters of add-on name to find them in the list or press Ctrl+↑/↓ to switch between add-ons categories.
Additionally remember and restore last selected item in each list.

Rated 5 out of 5 stars (9)
751 users

Addons Recent Updates

Show more addons recent updates

Rated 5 out of 5 stars (9)
1,839 users

Address bulk copy (アドレス一括コピー)

Thunderbird は Outlook のようにアドレス全選択からの「一括コピー」ができません。
それを実現するためのアドオンです。

Rated 5 out of 5 stars (2)
1,375 users

Address Close Button

Adds a Address Close Button to mail compose window.

Rated 5 out of 5 stars (25)
10,653 users

After Unsent Mail Is Sent

Run a program of your choice after unsent mail has been sent.

Rated 5 out of 5 stars (1)
91 users