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Version Number in Add-ons Manager

[Restartless] [e10s Compatible]
Easily viewable version info in the Add-ons Manager on Firefox/Thunderbird 41.0 - 56.*
Also restores the add-on version number on Firefox/Thunderbird 41.0 - 56.*.

Rated 4 out of 5 stars (4)
8 users

Keyword Highlight Requires Restart

Keywordhighlight changes color/size/weight of your favorite keywords...

Rated 4 out of 5 stars (22)
17 users

Character Palette Requires Restart

Firefox toolbar for selecting strange characters that are not on my keyboard.

Rated 4 out of 5 stars (16)
1 user

about:support Requires Restart

A Mozilla Messaging addon to assist in product support.

Rated 4 out of 5 stars (4)
1 user

Spamness Requires Restart

Visual representation of how spam-like messages are.

Rated 3 out of 5 stars (21)
7 users

XUL/Migemo Requires Restart

This provides dictionary-assisted search (Migemo search) and regular expression powered search for "find in this page" and other features.

Rated 4 out of 5 stars (49)
0 users

Muttator Requires Restart

Make Thunderbird behave like Vim

Rated 5 out of 5 stars (19)
3 users

Empty 'em Requires Restart

Empty all your Trash and Junk folders in one fell swoop!

Rated 3 out of 5 stars (32)
8 users

FlatStyle for Thunderbird Requires Restart

This gives you a style similar to MS Office XP in your Thunderbird menus and toolbars, and Calendar as well if you have that installed. It also changes the category-selector in the options window to use your system colors, instead of always being...

Rated 2 out of 5 stars (1)
0 users

WebPG for Mozilla Requires Restart

An extension which provides GnuPG/GPG/PGP related functions to Moizilla Firefox, Thunderbird and Seamonkey

Rated 3 out of 5 stars (24)
3 users

Evernote Tab

Add a button and a menu to open Evernote in tab.

Rated 3 out of 5 stars (9)
372 users

MultiLDAP2 Requires Restart

Based on TrustedBird/MiliMail work. Patched to work with lastest Thunderbird.
Permits to use several LDAP directories simultaneously for address autocompletion.

Rated 5 out of 5 stars (1)
0 users

DisableChunks Requires Restart

The addon modifies the mail.imap.min_chunk_size_threshold preference value by setting it to 100000000.
It is a workaroud to bug 1216951

Not yet rated
1 user

Select Address Book Text Requires Restart

Copy and paste a name, phone number, address or other text from your Thunderbird address book quickly, with just a single menu click.

Rated 4 out of 5 stars (44)
41 users

Valencian Catalan dictionary

Free Catalan (Valencian version) spelling dictionary.

Rated 4 out of 5 stars (32)
775 users

Reply Monitor Requires Restart

**This is NOT COMPATIBLE with Thunderbird 31 or newer versions**
Keep track of your emails and replies (Lightning is required).
Note: the name of this add-on has been changed to Reply Monitor because the previous name is a registered trademark.

Rated 4 out of 5 stars (21)
1 user

StormCows Requires Restart

Allows two-way access between Remember The Milk and calendar events or todo items.

Rated 4 out of 5 stars (10)
0 users

MicroThunderbird for Thunderbird Requires Restart

MicroThunderbird, for Thunderbird. Based on LittleBird, sporting the same screensaving, and with same 'retro' design (8-bit colors). Fully compatible with from 5.0 upto current nightlies. Full support for Lightning/calendar.

Rated 5 out of 5 stars (9)
4 users

Version in Add-on bar Requires Restart

Show the Firefox/Thunderbird version number in the addon bar (formerly called status bar).

Rated 5 out of 5 stars (10)
6 users

THUNDER!Box Requires Restart

Thunder!Box allows transferring contacts from your Thunderbird-Addressbook to the phonebook of a connected AVM FRITZ!Box FON router and back. You may also use your addressbook to initiate calls.

Rated 4 out of 5 stars (29)
6 users