Version in Add-on bar Requires Restart

Show the Firefox/Thunderbird version number in the addon bar (formerly called status bar).

Rated 5 out of 5 stars (10)
726 users

VKeyBoard Requires Restart

Virtual keyboard for firefox and the Kiosk Browser. Adds a keyboard to the bottom of the window. Great for use with touchscreens or in a kiosk environment

Rated 4 out of 5 stars (9)
435 users

WebApp Tabs

Allows you to configure a set of WebApps to open easily as tabs within Thunderbird trying to give them all the functionality that you'd find in Firefox.

Rated 4 out of 5 stars (13)
795 users

WebDAV for Filelink Requires Restart

Adds the possibility to use a WebDAV store for Filelink. With this extension you can link attachments to a WebDAV service, for example as provided by Apache's mod_dav or some public services.

Rated 4 out of 5 stars (18)
1,955 users

Wepware - Capture and Share Live Content Requires Restart

Grab live snapshots of anything on the internet, organize your collected content into folders and share with friends through SNS.

Not yet rated
15 users

whatmon Requires Restart

Monitor Whatever: a tiny Firefox extension called whatmon, which can monitor almost anything you wish to monitor. Number of logged on users? Current load average? Health of your LDAP servers? Mail server queues? No problem for...

Rated 4 out of 5 stars (3)
107 users

withAttach Requires Restart

This extension adds a menu option (and a toolbar button) to compose an email "with attachments"...

Rated 4 out of 5 stars (14)
4,510 users

Workspace for Thunderbird Requires Restart

A simple editor for executing snippets of JS. In Thunderbird.

Not yet rated
52 users

World Weather+ Requires Restart

Displays local weather information from around the world...

Rated 4 out of 5 stars (36)
475 users

XL2Report Requires Restart

Report und grafische Auswertung für Messungen mit dem XL2-Audio und Akustik Analyzer von NTi Audio

Not yet rated
5 users

XPCOMViewer Requires Restart

XPCOMViewer is tiny tool for exploring XPCOM components.

Rated 4 out of 5 stars (6)
312 users

Xpunge Requires Restart

Empties the Trash and Junk folders, and compacts folders in multiple Thunderbird accounts.

Rated 4 out of 5 stars (35)
13,588 users

xultray for gecko 1.9.1 Requires Restart

Show xul application (gecko 1.9.1 based) in system tray. supports Firefox 3.5, Thunderbird 3.0.

Rated 5 out of 5 stars (3)
25 users

Yandex.Metrika for Thunderbird Requires Restart

Go to the reports of Yandex.Metrika

Not yet rated
13 users

Year view Requires Restart

Year view for calendar.

Rated 4 out of 5 stars (47)
4,204 users

Year View Requires Restart

This is an example extension that adds a simple year view to Sunbird/Lightning.

Note that freebusy information is only provided if all calendars are cached. See long description for more info. Also, Calendar 1.0pre with bug 489590 fixed is required.

Rated 2 out of 5 stars (5)
12 users

Zenbu-Robot Requires Restart

This is a Joke Add-on.
Externals of Firefox and Thunderbird are changed.

Not yet rated
3 users

zFiler mail Requires Restart

Automatic conversion from 'plain' attachments to zFiler links, when message is being sent.

Not yet rated
58 users

ZNotes Requires Restart

Save everything you like. Simple text notes and pages downloaded from the internet, rich multimedia. Store any files and contacts from your address book with notes.

Rated 4 out of 5 stars (11)
369 users

中止ボタンがしいたけに見えて困る Requires Restart

Huh, you said the stop button looks like shiitake? No way, you must be tired.

Rated 5 out of 5 stars (21)
517 users