Top-Rated Extensions

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UI Text Overrider No Restart

Provides ability to override UI elements' label, tooltip text, etc.

Not yet rated
30 users

Cert Importer

Imports certs automatically.

Not yet rated
270 users

Always Default Client No Restart

Makes the application to the default client on every startup.

Not yet rated
9 users

Only Minor Update

Applies only minor updates of the application.

Not yet rated
147 users

Winmail Opener Bridge

Opens attached winmail.dat by Winmail Opener automatically.

Not yet rated
703 users

Attachemnt Encoding Detector

To detect file encoding of attachments, this forces to Thunderbird to use an encoding detector for a specific locale instead of the generic one.

Not yet rated
391 users

Clear IMAP Local Cache

Clears IMAP local cache on startup.

Rated 5 out of 5 stars (1)
345 users

Force Addon Status

Provides ability to change status of specific addon (enabled/disabled).

Not yet rated
2 users

ToggleFullHeaders

Allows you to customise the message panel buttons to add a "Toggle Headers" button that will switch between showing and hiding the full headers.

Not yet rated
96 users

DevPrefs No Restart

Automatically sets all preferences for Firefox addon developer production environment.

Not yet rated
313 users

MALA Hindi Spell Checker by MCRPV, (Anurag Seetha)

MALA (Makhanlal) Hindi Shabd Shodhak to check Spelling of Hindi Unicode Text by Makhanlal Chaturvedi National University of Journalism & Communication, Bhopal, India. Chief Developer - Dr. Anurag Seetha. The program is Released Under the GNU GPL V 3

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7 users

Clickbank Search No Restart

This extension is the most advanced tool to reach Clickbank Store with ease get your to favorite products.If you right-click on some selected text, then it will give an option to search the selected text.

Not yet rated
57 users

Switch Message Colour

Adds a Toolbar-Button to Thunderbird to switch between the mails' original colouring and your user defined colouring.

Not yet rated
356 users

Remote Developer Tools Server No Restart

This addon provides options for starting the developer tools server. It is especially valuable in XULRunner Apps where there is no UI to start the server.

NOTE: This addon is not mandatory in Firefox or Thunderbird, as support is built in.

Not yet rated
14 users

The Book of Mozilla, 15:1 in Japanese No Restart

The Book of Mozilla, 15:1 in Japanese

Not yet rated
98 users

Inbox Cleaner of expired Emails

Moves expired Emails out of your Inbox!

Not yet rated
45 users

P7MON

Abilita la gestione alternativa degli allegati P7M

Not yet rated
1,081 users

Bitmask Thunderbird Extension

This extension includes:

* A wizard for creating Bitmask email accounts on Thunderbird.
* Cache prevention for Bitmask accounts.

Not yet rated
81 users

LinkedIN Tab

Ajouter le réseau professionnel LinkedIN dans votre client de messagerie simplement via un bouton.
Add button to simple access to the profesional social network : Linkedin; in Thunderbird !

Not yet rated
209 users

JSON Inspector No Restart

Inspect JSON object from a URL or entered data.
Requires either DOM Inspector or DOM Inspector Plus! [dm] extension.

Not yet rated
355 users