Up & Coming Extensions

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Dcurrency Requires Restart

Currency exchange rates in the status bar (data from Yahoo!Finance or Google on option).
Display currency graphs.

Rated 4 out of 5 stars (132)
1,952 users

Bring to OneNote Requires Restart

Send text and images to Microsoft Office OneNote from firefox. With section dialog, we can select an OneNote section to store page with title. This add-on must work with "Bring to OneNote" application.

Rated 2 out of 5 stars (8)
1,894 users

Profile Buttons

A button to be able to open the profile folder, along with two buttons to create profiles, and also switch the current profile.

Rated 3 out of 5 stars (4)
1,205 users

Hebrew Calendar Requires Restart

Show the Hebrew date in your browser's status.

Rated 4 out of 5 stars (40)
1,416 users

LaTeX It! Requires Restart

This addons allows you to write LaTeX expressions in your emails such as $x^2$ or $$\sum_{x=0}\infty$$ and have them all replaced by a PNG image with the corresponding formula inside.

Rated 4 out of 5 stars (26)
2,179 users

German Spell Check Requires Restart

Important!!! If you can't see the German flag, please click: View --> Toolbars --> Bookmarks Toolbar. This is a German spelling checker for finding misspellings.

Rated 3 out of 5 stars (7)
6,709 users

Bamboo Feed Reader Requires Restart

Feed reader | RSS - ATOM - OPML

Rated 4 out of 5 stars (273)
16,003 users

Get All Mail Button Thunderbird Requires Restart

Adds a toolbar button to Get All Mail Accounts in Thunderbird.

Rated 4 out of 5 stars (8)
1,114 users

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)
3,902 users

DKIM Verifier Requires Restart

Verifies the DKIM-Signature of an e-mail.

Rated 4 out of 5 stars (15)
4,167 users

Flexible Identity Requires Restart

Selects an identity based on the recipients list when sending an email

Rated 4 out of 5 stars (24)
1,531 users

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)
1,797 users

Developer Assistant Requires Restart

A suite of tools for developers.

Rated 4 out of 5 stars (46)
2,409 users

AVIM Requires Restart

Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
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Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.

Rated 5 out of 5 stars (34)
2,606 users

Copy As Plain Text Requires Restart

Removes formatting from copied text.

Rated 4 out of 5 stars (59)
17,936 users

CardBook Requires Restart

A new Thunderbird address book based on the CardDAV and vCard standards.

Twitter : @CardBookAddon

Rated 4 out of 5 stars (86)
7,086 users

Deselect on Delete

Disables selection of the next message when deleting

Rated 4 out of 5 stars (13)
1,166 users

KDE Wallet password integration Requires Restart

This is an extension that allows firefox use kde's kwallet password manager to store passwords.

Rated 4 out of 5 stars (129)
1,156 users

Phoenity Buttons Requires Restart

Adds some toolbar buttons using phoenity icons.
Displays message headers more compact (2 lines).

Rated 5 out of 5 stars (5)
1,199 users

CuteButton (and Menu) Icons

Adds icons to buttons and/or menus.

Rated 4 out of 5 stars (105)
6,726 users