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Undo Button

Adds an Undo button to Thunderbird compose toolbar

Rated 5 out of 5 stars (1)
197 users

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PrettyBlockquote

The add-on ensures that the quoted text in your reply is clearly highlighted with a vertical blue line, even when viewed by recipients using different email clients like Gmail or macOS, by using inline CSS on the blockquote HTML tag.

Rated 5 out of 5 stars (3)
51 users

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Tamizha Spellchecker Requires Restart

Tamil spell checker derived from the OpenOffice spell­­­­checker created by Tamizha Team

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2 users

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Uyghur Spelling Dictionary (ئۇيغۇرچە ئىملا لۇغەت)

Uyghurche Imla Lughet ئۇيغۇرچە ئىملا لۇغەت
Enables spell checking in any text field for Uyghur Arabic Alphabet.

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1 user

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BorderColors D

Shows a colorful border around the "New Message" window, so you can tell different identities apart.

Builds on the original BorderColors and the "GT" version, adding different border styles.

Rated 4 out of 5 stars (35)
8,440 users

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ansitel Click-to-Dial

This plugin will call a selected number by clicking the right mouse button.

Rated 5 out of 5 stars (1)
103 users

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Safelink removal

Replace URLs which have been rewritten by Office 365 Advanced Threat Protection with the original URL.

Rated 5 out of 5 stars (2)
182 users

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Aranese spell checker

Aranese (Occitan) spell checker - Diccionari ortogràfic d'Aranés

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15 users

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ThunderThings

Integration between Thunderbird and Cultured Code's Things application.

Rated 4 out of 5 stars (3)
14 users

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sms77

Send SMS via sms77

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89 users

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Console messaging example

Console messaging example add-on

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3 users

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Header Tools Improved

Allows to modify headers and source of messages

Rated 5 out of 5 stars (41)
2,770 users

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Just Report It

Just Report It (https://justreport.it) is an email plugin which tackles spam the right way. Report emails straight to SpamCop, the Registrar, a custom email address or any combination in between!

Rated 5 out of 5 stars (17)
885 users

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Telegram Web in Thunderbird

Open Telegram Web in Thunderbird

Rated 5 out of 5 stars (5)
764 users

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Autofile - fast e-mail to folder filing

Read an e-mail, hit Autofile button and it is filed / moved to the right mail folder based on the sender's address. No drag/drop needed. Autofile can discover folders to store each author mail. Will save you lots of time like defunct filemail.

Rated 4 out of 5 stars (6)
330 users

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Open in browser

A context menu item to open the links associated with feed items in the default browser and then mark them as read.

Rated 5 out of 5 stars (1)
352 users

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Archive old messages

A context menu item to archive all messages than older than a given duration.

Not yet rated
503 users

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Export to ZIP

Export your mails and folders to a zip file!

Rated 2 out of 5 stars (13)
2,077 users

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Context menu on message allowing quick filtering based on email/sender or domain

Rated 5 out of 5 stars (7)
1,625 users

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Addon Compatibility Check for TB 102/TB 115/TB 128

Checks all installed add-ons for compatibility with Thunderbird 128 (or TB 102/115) and displays status information on a button in the main toolbar. This button will open a detailed overview, including links to alternatives for abandoned add-ons.

Rated 4 out of 5 stars (12)
15,461 users

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