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Export to ZIP

Export your mails and folders to a zip file!

Rated 2 out of 5 stars (13)
1,970 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)
1,430 users

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sms77

Send SMS via sms77

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83 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)
177 users

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Send then Archive

Automates the process of archiving a message that has been replied to.

Rated 2 out of 5 stars (5)
26 users

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SpamTester

SpamTester allows you to test the spam score of your email using popular anti-spam software (SpamAssassin, Rspamd...). This is useful to know if your email will fall into the recipient's spam (or even get your mail server blocked).

Rated 3 out of 5 stars (1)
196 users

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Thunderkey

Lets you perform common email tasks using keyboard shortcuts.

Rated 5 out of 5 stars (2)
1 user

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Cypherdog Encryption

Encrypt any file, any text, and share via any medium, any time

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30 users

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ENEX Tools

Add import/export functionality of Evernote export file (enex).
* Load enex file and open message composition window with the note content
* Export messages to enex file which can be loaded by Evernote desktop client

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76 users

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Mark Subfolders Read

Adds a context option to folders for marking all contents of the selected folder and all subfolders as read.

Rated 4 out of 5 stars (2)
87 users

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Webpage Opener

Adds a button to the toolbar to open a user defined webpage.

Rated 5 out of 5 stars (1)
37 users

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AutoZoom

AddOn to save a text zoom for eMail text editor.

Rated 5 out of 5 stars (2)
76 users

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SimpleLogin - Easy Reach

An extension for Thunderbird that allows you to access SimpleLogin.

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8 users

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Balochi Spellchecker for UniBal Script

This add-on is a Balochi spellchecker based on the UniBal Balochi script.

This is a pre-beta version as the dictionary has 1000+ words and not all Balochi Affix rules are implemented.

Please use it and give your feedback

Rated 3 out of 5 stars (1)
1 user

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Tatar spellchecker dictionary

Tatar dictionary for spell-checking in Firefox and Thunderbird.

Орфографический словарь Firefox и Thunderbird для проверки правописания татарского языка.

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1 user

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Lower Sorbian dictionary

Spellchecking dictionary for Lower Sorbian language.

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7 users

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Kiswahili Spell Checker

Kiswahili Spell Checker

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54 users

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Babyish spellchecker

Babyish Spellcheck dictionary

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3 users

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FileLink Provider for Box

Uploads your large attachments to your Box instead of sending them by email.

Rated 3 out of 5 stars (13)
12,475 users

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Safelinks Offr

If Advanced Outlook.com security for Microsoft 365 subscribers is turned on, many links are changed to be in the form of https://eur01.safelinks.protection.outlook.com/?url=https.... instead of the original link.

This add-on undos that process.

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19 users

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