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InsertSignature

Insert signature helps you to insert usually used text by your customization.

Rated 4 out of 5 stars (14)
1,542 users

Pywalfox

Dynamic theming of Thunderbird using your Pywal colors.

https://github.com/Frewacom/pywalfox

Rated 3 out of 5 stars (6)
294 users

Dino Game

Play the Dino game from Google Chrome and challenge friends to beat your score.

Rated 5 out of 5 stars (1)
14 users

To must occur only once

This add-on changes all but the first "to" to "cc" if there are multiple "to" when replying to an email.

Rated 5 out of 5 stars (1)
25 users

Seams

Seams provides some integration with Patchwork, the patch tracking system. It makes the patch state visible directly from Thunderbird. It also displays useful links to a Patchwork instance or to mail archives, and commands to apply the patch locally.

Rated 5 out of 5 stars (2)
26 users

Arcus

Modern encryption in Thunderbird - powered by Rust, rage and WebAssembly

Rated 5 out of 5 stars (2)
18 users

New Tab

It's Open New Tab Within ThunderBird

Rated 5 out of 5 stars (4)
109 users

ThunderbirdBravoClick2Call

Make a call to the selected phone number. Call the public numbers shown on the site via the BRAVO UCC SOLUTION platform by clicking or highlighting them

Not yet rated
1 user

Inoreader Thunderbird Add-on

A simple add-on with a button in the Spaces toolbar.

Requires an account a inoreader.com

Rated 3 out of 5 stars (1)
5 users

Daily Reports

This plugin lets you store different profiles with CC, To, Subject and Signature values. Perfect if you need to send emails with similar details often.

Not yet rated
3 users

Diola-Fogny spell checker Requires Restart

Diola-Fogny spell checker that recognizes about 19000 of the most common words.

Not yet rated
1 user

Diola-Kasa spell checker Requires Restart

Diola-Kasa spell checker that recognizes more than 16,000 common words.

Not yet rated
1 user

Oromo spellcheck Requires Restart

Oromo spell checker

Not yet rated
1 user

Mari spellchecker dictionary

Mari dictionary for spell-checking in Firefox and Thunderbird. «Орфографический словарь марийского языка»

Not yet rated
1 user

Simple English Dictionary Requires Restart

A Simple English spellchecker for the simple.wikipedia.org

Not yet rated
0 users

Uyghur Spelling Dictionary (Uyghurche Imla Lughet)

Uyghurche Imla Lughet
Enables spell checking in any text field for Uyghur Latin Alphabet

Not yet rated
1 user

Hawaiian spell checker

An addon for spell checking Hawaiian language text.

Rated 1 out of 5 stars (1)
16 users

Russian-Uzbek dict

Spelling of Russian and Uzbek words. Рус ва Ўзбекча луғатлар имло.

Rated 5 out of 5 stars (1)
1 user

wordlist.sourceforge en-US Hunspell Dictionary

wordlist.sourceforge en-US spell-checker 7.1_0 by kevina packed as Mozilla dictionary.

Not yet rated
19 users

New Email To All:reply, ready for new subject/body

Do you often send emails to the same list of people? Do you press reply and then clear off subject/email body?

No longer. Open a new compose window with all recipients/cc/bcc in a clean state. You can start with a new subject line and email body.

Rated 3 out of 5 stars (9)
332 users