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Compose Responsive Images

When writing new emails, newly inserted images are made responsive by setting style="max-width:100%" and removing width/height attributes.

Rated 5 out of 5 stars (1)
165 users

Dino Game

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

Rated 5 out of 5 stars (1)
16 users

Hawk (Like ChatGPT in your emails)

Hawk for Thunderbird is an AI-powered plugin designed to generate clear and personalized emails, translate content, fix grammar errors, and streamline your email communication workflow.

Rated 5 out of 5 stars (2)
61 users

Inoreader Thunderbird Add-on

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

Requires an account a inoreader.com

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

Russian-Uzbek dict

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

Rated 5 out of 5 stars (1)
1 user

Hawaiian spell checker

An addon for spell checking Hawaiian language text.

Rated 1 out of 5 stars (1)
13 users

wordlist.sourceforge en-US Hunspell Dictionary

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

Not yet rated
20 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)
309 users

Open Google Calendar

Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)

Rated 4 out of 5 stars (78)
21,476 users

stripImages

Remove all images from message with one click.
Places a "strip images" button on the toolbar of the message compose window.
Clicking the button will remove all images from the message.
This helps keep mailbox disk space down.

Rated 4 out of 5 stars (11)
221 users

Amawal n Teqbaylit

Asiɣzef-agi yegber amawal Aqbayli akked useɣti n tira s Teqbaylit. Wid yebɣan ad ttekkin deg tneflit n uzegrir-agi, zemren ad d-aznen awalen yuran akken iwata ar belkacem@77@gmail.com. Zemren daɣen ad d-seddun ismawen akked yimaylen-nsen

Rated 5 out of 5 stars (3)
4 users

PopMailListRecipients 2

Expands address book lists to recipients addresses in the compose window

Rated 4 out of 5 stars (5)
212 users

Proton Mail Toolbar Button

Adds a Proton Mail button to the toolbar. The button simply opens a new tab with the https://mail.proton.me webpage.

Rated 5 out of 5 stars (3)
506 users

Text Insert: Templates/Instant Spell Check

Email composer:

*Upper case the first letter of nouns, names, or words at sentence start
*Android(TM) like spellcheck/suggest alternatives (DE, EN, ES, FR,NL)
*Insert styled text, images, tables with shortcuts
*Define shortcut-replacements.

Rated 3 out of 5 stars (7)
241 users