Top-Rated Extensions

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X-Unsent support Requires Restart

Adds support for the X-Unsent header.

Rated 3 out of 5 stars (2)
157 users

Email Addresses in Message Headers Requires Restart

Shows email addresses in message headers, including those of contacts, and provides control over message header presentation.

Rated 3 out of 5 stars (2)
339 users

AddressLabel Requires Restart

Create address labels from selected contacts in pdf, odt, ps or html.

Usage
1) Chose settings.
2) In the Address Book, select contacts and right click.
3) Print with "Actual Size" (not "Fit to Page").

Rated 3 out of 5 stars (2)
396 users

MuteThread Requires Restart

For a long time, Thunderbird has supported ignoring threads in newsgroups. This is a prototype that explores bringing that functionality to email.

Rated 3 out of 5 stars (4)
93 users

LDAP - View Groups Members Requires Restart

Allow the user to view the members of the LDAP directories in the addressbook

Rated 3 out of 5 stars (4)
589 users

Export for Thunderbird & Lightning Launcher Requires Restart

Export for Thunderbird & Lightning is the worldwide unique printing and exporting solution for Mozilla Thunderbird and Lightning for Windows.
Multi lingual user interface: English, German, French and Spanish

Rated 2 out of 5 stars (9)
1,311 users

Follow Reply Requires Restart

Find the replying or the following mail you wrote by clicking the arrow icon in the subject column of the thread panel

Rated 2 out of 5 stars (10)
399 users

DOM Inspector Requires Restart

Inspect the DOM of HTML, XUL, and XML pages, including the mail...

Rated 2 out of 5 stars (5)
141 users

CallingID Link Advisor Requires Restart

CallingID Link Advisor verifies the links you see in Firefox and Thunderbird are safe before you follow them. When the mouse is placed over any link a risk assessment and the full details of the site owner are displayed, helping you evaluate the...

Rated 2 out of 5 stars (10)
233 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)
2,178 users

Telephone Message Requires Restart

Quickly and easy way to inform someone of a missed call. This addon allows you to email the person your passing the message onto, collecting their email address from your address book, with a collection of ready made messages.

Rated 2 out of 5 stars (10)
169 users

CALDAV - Search/Subscribe Requires Restart

Add CalDAV search & subscribe feature to Lightning

Rated 2 out of 5 stars (10)
2,658 users

SMS Sidebar Requires Restart

If you work in front of a computer and send a lot of SMS text messages this is for you. Finally you can send SMS from the privacy of your Mozilla application. The focus of this addon is on efficiency, ease of use and easy access to advanced SMS featu...

Rated 2 out of 5 stars (17)
55 users

Tv program Requires Restart

It shows popular stations TV program in listings, alerts and bubble infos. It's only for Czech and Slovak TV stations.
Localization: sk, cs, hu, en

Rated 2 out of 5 stars (9)
68 users

Get An Account Requires Restart

Get An Account is a Mozilla Messaging addon that will allow you to create a secure, private account at a major email provider.

Rated 2 out of 5 stars (5)
31 users

Log Helper Requires Restart

This is a basic utility to manage logging from within the application, for help with debugging.

Rated 3 out of 5 stars (2)
260 users

CrowdMailer Requires Restart

Find email addresses in unformated text and create a mail with them. Use it to easily create mails with many recipients and/or to extract addresses out of formats like: "Sherlock Holmes (s.holmes@hotmail.com)"

Rated 3 out of 5 stars (2)
272 users

A Better S/MIME GUI Requires Restart

Provides a better S/MIME GUI for Thunderbird.

Rated 3 out of 5 stars (2)
4 users

Readonly Attachments Requires Restart

Saves temporary files as read-only when showing attachments.

Rated 3 out of 5 stars (2)
6 users

Free Search & Youtube HD Video Downloader FREE

Youtube Video Search Engine Watch Live And Download free
Mp3 , Wallpaper,Software Search And Download free

Flash Video Downloader helps you download any video (flv, mp4, HD) from YouTube, Facebook, Break, Metacafe and more in one click.

Rated 3 out of 5 stars (2)
2,104 users