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Send Later Button

The Send Later Button extension enhances Thunderbird by enabling 'Send Later' even in online mode. It supports many Languages, ensuring a seamless user experience.

See: https://github.com/That-Developer-Guy/Send-Later-Button-Thunderbird/

Rated 3 out of 5 stars (2)
1,624 users

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Real sender of italian PEC

Shows real sender of italian certified emails (PEC) into the table that lists emails.

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1 user

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WhatsApp Web in Thunderbird

Open WhatsApp Web in Thunderbird

Rated 4 out of 5 stars (20)
3,835 users

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Český slovník pro kontrolu pravopisu (CC0)

Experimentální český slovník pro kontrolu pravopisu.

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4,702 users

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Message Filters Button U

Toolbar button to execute Run Filters on Message from Tools menu.

Rated 1 out of 5 stars (1)
3 users

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StandardTexter

With the help of this Add-on, up to 99 pre-made texts (standard texts, text modules or even signatures) can be stored, which can then be retrieved and inserted when writing an e-mail.
The texts can be preformatted with HTML.

Rated 5 out of 5 stars (12)
2,243 users

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PREVENTIVI MAIL

ARCHIVIA EMAILS AI PREVENTIVI

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59 users

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Bookmarks: eMails and XNotes - Quick 'Jump To'

Bookmark Toolbar and Menu for easy switching to emails and XNotes.

While you can already 'star' or 'tag' emails, they are still hidden in their (deeply nested?) folder and are not in direct daily view.

Bookmark them!

Rated 4 out of 5 stars (4)
8 users

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Mongolian Spellchecking Dictionary

Mongolian Spellchecking Dictionary

Rated 5 out of 5 stars (49)
11 users

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Open Image In New Tab

Adds a context menu item to open images in a new tab

Rated 5 out of 5 stars (6)
606 users

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Open Google Voice

Opens Google Voice In A New Thunderbird Tab

Rated 4 out of 5 stars (3)
147 users

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Google Messages Tab

Adds a button to open Google Messages in a new tab.

Rated 4 out of 5 stars (7)
518 users

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googlesearchwebapp

Adds browser action icon to toolbar to open Google-Web-Search. See http://thunderbird-essentials.thomas-bandl.de/wordpress/2020/10/05/google-websuche-button/

Rated 5 out of 5 stars (1)
159 users

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Articles Toolbar

Adds the Articles toolbar

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19 users

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English (US) Dictionary

This add-on repackages the en-US dictionary available in mozilla-central, which uses the normal (size 60) word list by SCOWL and integrates it with over 6 thousand words.

Rated 5 out of 5 stars (1)
9,592 users

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Maldives Dhivehi Spellchecker Requires Restart

Dhivehi Spellchecker

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10 users

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N'ko

Nko spell-checker / Vérificateur orthographique N'ko sur la base du Corpus de référence N'ko http://cormand.huma-num.fr/cormani/ Un vérificateur est aussi disponible comme Extension de la suite Libre Office

Rated 5 out of 5 stars (1)
0 users

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Marshallese spell checker

Spellchecker for Marshallese.

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1 user

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SPAMBEE

Report any unsollicited email (SPAM, Phishing, ...) to SPAMBEE.
Get an alert if you open an email containing a URL already known as fraudulent.
All reports are anonymized, no registration is required.

Rated 4 out of 5 stars (6)
1,692 users

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