Up & Coming Extensions

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Add-ons Button

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

Rated 5 out of 5 stars (3)
1 496 gebruikers

Encrypt if possible Requires Restart

Sets message security option "encrypt message", if valid X509 certificates are found for all recipients.

Rated 5 out of 5 stars (17)
1 532 gebruikers

Execute JS Requires Restart

Execute JS is a enhanced JavaScript-Console, where you can comfortably enter and execute arbitrary JavaScript-Code and modify functions...

Rated 5 out of 5 stars (15)
4 093 gebruikers

Thunderbird Biff Requires Restart

This add-on provides a visual indicator of new Thunderbird mail availability in supported clients (Firefox, Sunbird) and Thunderbird itself. Note: you MUST install this add-on in BOTH Thunderbird and supported clients as there are both client AND ser...

Rated 4 out of 5 stars (39)
3 115 gebruikers

Toolbar Buttons

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

Rated 4 out of 5 stars (312)
85 318 gebruikers

CuteButtons

Adds icons to buttons and/or menus.

Rated 4 out of 5 stars (106)
5 870 gebruikers

Filter Button Requires Restart

Allows to add a button to the message header view toolbar that shows all filters that match the selected message, including manual and disabled filters. A click on the button allows to select a filter to run.

Rated 4 out of 5 stars (6)
1 372 gebruikers

Old-style smilies Requires Restart

Reverts the smilies in Thunderbird to those of version 2.

Rated 4 out of 5 stars (1)
1 616 gebruikers

Google+ Tab Requires Restart

Google+ Tab for Thunderbird

Rated 3 out of 5 stars (9)
1 895 gebruikers

JunQuilla Requires Restart

1) adds column with percent likelihood that a message is spam, 2) extends junk status column to show why a message was classified as junk/good, 3) adds an Uncertain folder for messages needing user decision.

Rated 5 out of 5 stars (18)
3 617 gebruikers

Windows Contacts Loader Requires Restart

Lädt Windows .contact und .group Dateien unter Windows7 oder Vista in ein Thunderbird Adressbuch.

Rated 4 out of 5 stars (34)
4 859 gebruikers

Show Address Only Requires Restart

Adds columns to display Sender/Recipients mailaddress only.

Rated 4 out of 5 stars (27)
3 003 gebruikers

HabuL Requires Restart

Reports spam to the SpamCop, the FTC, FDA, SEC, ACMA and/or Knujon.com. It also allows you to put in your own custom addresses to report spam to such as your ISP or corporate abuse address.

Rated 4 out of 5 stars (31)
1 405 gebruikers

Close tab on ESC Requires Restart

Closes a Mozilla Thunderbird tab when pressing the Escape key.

Rated 5 out of 5 stars (42)
2 332 gebruikers

Buttons! Requires Restart

Adds buttons to the Thunderbird toolbars such as Next! and Previous! buttons for navigating through all messages instead of just unread ones. See homepage for more...

Rated 4 out of 5 stars (63)
1 073 gebruikers

Link Properties Plus Requires Restart

Provides extended link properties: size of linked file, last modified time, etc.

Rated 5 out of 5 stars (15)
1 554 gebruikers

Exit Button Thunderbird Requires Restart

Adds a toolbar button to exit Thunderbird. Go to View menu, Toolbars, Customize... and drag the icon where you want...

Rated 3 out of 5 stars (9)
1 052 gebruikers

CategoryManager 2 Requires Restart

Category manager for Thunderbird contacts, also allows to send an email to all members of a category (categories can be used as contact groups).

Rated 5 out of 5 stars (11)
2 771 gebruikers

FiltaQuilla Requires Restart

Adds many new mail filter actions - launch a file, suppress notification, remove star or tag, mark replied or unread, copy as "read", append text to subject.

Rated 4 out of 5 stars (56)
8 909 gebruikers

Noia Fox options Requires Restart

Options manager and fixes for Noia Fox theme 3.x.x

Rated 5 out of 5 stars (16)
22 421 gebruikers