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ICS Inspector

This extension provides many debugging options related to calendar development. This includes showing the ics data for an event or calendar, evaluating javascript on an event or calendar, and some menu options for debugging.

Rated 4 out of 5 stars (1)
773 users
Updated August 27, 2015

Bring to OneNote

Send text and images to Microsoft Office OneNote from firefox. With section dialog, we can select an OneNote section to store page with title.

Rated 4 out of 5 stars (4)
2,697 users
Updated August 27, 2015

Text Link

Allows URI texts written in webpages to be loaded by double clicks.

Rated 4 out of 5 stars (289)
154,982 users
Updated August 27, 2015

RemindIt No Restart

Help in reminding mails to be answer or sent again. Choose a reminder date for each received or send message that are highlighted in the message list, depending on their status (expired, soon to exprire, to be reminded). Sending a reminder is eased.

Rated 3 out of 5 stars (16)
308 users
Updated August 27, 2015

ThunderStats! Your Thunderbird Statistics!

This addon adds awesome statistics to your beloved Thunderbird!

Rated 4 out of 5 stars (1)
125 users
Updated August 27, 2015

Mail Redirect Featured

Allow to redirect (a.k.a. "bounce") mail messages to other recipients.

Rated 4 out of 5 stars (123)
29,617 users
Updated August 26, 2015

S3.Google Translator

S3.Google Translator adds the power of Google Translate’s automatic translations to your browser!
It supports translation of selected text, entered phrase or whole webpage between any of 80+ languages.

New Feature: Language learning!

Rated 5 out of 5 stars (219)
241,059 users
Updated August 26, 2015

Squared Australis Tabs (Tb) No Restart

A small and simple extension, which replaces the curved tabs of the Australis design with squared ones, similar to Thunderbird v14 and prior.

Not yet rated
7 users
Updated August 26, 2015

Cardbook

VCard Addressbook : a new addressbook for Thunderbird based on the VCARD standards

Not yet rated
1 user
Updated August 26, 2015

Send Later

True "Send Later" functionality to schedule the time for sending an email.

Rated 5 out of 5 stars (38)
51,906 users
Updated August 26, 2015

mailmindr

Follow up for Thunderbird E-Mails. Lightning or other AddOns are not required. Set a reminder by adding a label or by context menu and let mailmindr remind you.

Rated 3 out of 5 stars (28)
2,131 users
Updated August 25, 2015

ReloadPAC

Workaround for Bug 351163 (Thunderbird bypasses proxy.pac for first connection).

Not yet rated
2 users
Updated August 25, 2015

Fast Close Tabs

Closing the window closes the active tab instead of the window.

Rated 4 out of 5 stars (23)
988 users
Updated August 25, 2015

SecondOpinion

This extension implements a convenient way to check and upload attachments against VirusTotal.com

Not yet rated
2 users
Updated August 25, 2015

Auto Resize Image

Resizer for inline and attachment images (JPEG, PNG, BMP and GIF image formats).
All platforms are supported (Windows, Linux and Macintosh).

Rated 4 out of 5 stars (22)
11,965 users
Updated August 24, 2015

Feedly Synchronizer No Restart

Synchronize your favorite RSS sources with Thundebird and Feedly

Not yet rated
3 users
Updated August 24, 2015

Hitsteps Analytics

Hitsteps Analytics is a powerful real time website visitor manager, it allow you to view and interact with your visitors in real time.

Not yet rated
2 users
Updated August 24, 2015

manoderecha

Assists to setup a chat account for manoderecha

Not yet rated
1 user
Updated August 23, 2015

BugFlags

Lists the request flags for a specified requestee

Not yet rated
4 users
Updated August 23, 2015

Sensitivity Header

Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
This allows the user to select Private / Personal / Company-Confidential (or none) for an outgoing message.

Not yet rated
1 user
Updated August 23, 2015