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GmailOutOfOffice Requires Restart

Out of Office for Gmail

This add-on allows you to set an out of office auto-responder in your gmail account. It adds a button in the toolbar customization list.

Rated 3 out of 5 stars (2)
3 users

InfoNotary Configurator for Mozilla Requires Restart

Configures Mozilla for work with certificates issued by InfoNotary Plc.

Rated 3 out of 5 stars (4)
1 user

Hindi Spell Checker

This is a real time spell checker for Hindi, supported on Firefox,
Thunderbird, and Seamonkey.

Not yet rated
159 users

Latin Dictionary

Latin dictionary

Rated 5 out of 5 stars (8)
332 users

Silent Block

Minimum and fast URL blocker.

Rated 4 out of 5 stars (31)
77 users

Customizations for Adblock Plus

This extension provides various customization options for the Adblock Plus user interface.

Rated 5 out of 5 stars (15)
82 users

QuickPasswords Requires Restart

Retrieve your Passwords the quick way! Never retype or display your secure passwords on screen anymore - put the password where you need it - the login form or the clipboard.

Now also includes SSO change (multi-domain pw) and Backup + Restore.

Rated 5 out of 5 stars (53)
35 users

ThunderBirthDay Requires Restart

Display birthdays from the Thunderbird addressbooks as events in Lightning.

Rated 4 out of 5 stars (97)
213 users

Esign Requires Restart

Электронная подпись для сообщений в Thunderbird на основе API клиента "ГУЦ"

Rated 5 out of 5 stars (1)
0 users

CuteButtons

Adds icons to buttons and/or menus.

Rated 4 out of 5 stars (95)
59 users

Hebrew spell-checking dictionary (from HSpell)

Hebrew spell-checking dictionary for Firefox and Thunderbird. Generated from data of the HSpell project version 1.4, and distributed freely under the AGPLv3.

Rated 4 out of 5 stars (20)
782 users

Use Bcc Instead Requires Restart

Sorry but this addon is no longer supported in TB 60. See below.
Who among us has not made the mistake of sending a 'broadcast' email to a large number of recipients without using BCC; thereby revealing everyone's email addresses to all?

Rated 5 out of 5 stars (31)
50 users

Perfect View

Image viewer with smooth dynamic zoom, pan and rotate. View slide shows of images or files and capture page elements and tab content. Apply image filters. Save images in various formats.

Rated 4 out of 5 stars (15)
14 users

Unified Search Requires Restart

Unify the global search box and the quick filter box in a new widget (the 'Unified Search Widget') with all filter and search capabilities at once.

Rated 4 out of 5 stars (28)
15 users

Subject Manager Requires Restart

Manages subject of composed emails.

Rated 5 out of 5 stars (27)
98 users

No need flash plugin on embeded youtube movies

No need flash plugin on embeded youtube movies

Rated 4 out of 5 stars (25)
43 users

Google+ Share for Thunderbird Requires Restart

Share a URL in Google+ directly from Thunderbird. This addon is the Thunderbird XUL version of Google+ Share for Firefox Desktop.

Rated 5 out of 5 stars (1)
0 users

Webreq® Mailboard® Requires Restart

Consente di esportare tutte le impostazioni IMAP ed SMTP della caselle email per accedervi dal web, dallo smarthone oppure reimportarle su altra postazione con Thunderbird.

Not yet rated
2 users

Vietnamese Dictionary

Enables spell checking in Vietnamese with a wordlist based on Hồ Ngọc Đức’s Free Vietnamese Dictionary Project.

Rated 5 out of 5 stars (26)
335 users

Auto Filter Timer Requires Restart

Run existing message filters on any folder at a specified interval. Simply right-click the desired folder then choose from the [AUTOFILT] menu items. This is a hack/clean-up of another coder's work, but works perfectly. Use at your own risk

Rated 4 out of 5 stars (2)
11 users