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AutoZoom

AddOn to save a text zoom for eMail text editor.

Rated 4 out of 5 stars (3)
101 users

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Antispam

Sending email to the Antispam database

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17 users

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SimpleLogin - Easy Reach

An extension for Thunderbird that allows you to access SimpleLogin.

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11 users

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OWUI - Quick Access

This extension adds a simple button to your Spaces toolbar that opens in a new tab, providing you with one-click access to your Open WebUI Instance.

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2 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)
194 users

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ShowContactFoto

Displays the contact photo/image/picture of the sender/recipients while reading/composing message.
Images are taken from local image files or Address Book (see addon's options page).

Rated 4 out of 5 stars (2)
45 users

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Send Unsent Mail Button

Toolbar button to send unsent messages.

Rated 5 out of 5 stars (2)
312 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)
39 users

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Thunderbird Send [staging]

[Alpha Testing] Thunderbird send allows sending and receiving end to end encrypted files.

This add-on is undergoing testing and not yet available to the general public.

Rated 1 out of 5 stars (1)
33 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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Kiswahili Spell Checker

Kiswahili Spell Checker

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55 users

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Lower Sorbian dictionary

Spellchecking dictionary for Lower Sorbian language.

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7 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)
12,349 users

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Open Tab

Link open in new tab.

Rated 5 out of 5 stars (6)
573 users

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Toggle Inline

Adds a Toggle Inline button

Rated 5 out of 5 stars (1)
108 users

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Bug Opener

Open GitHub, GitLab, Bitbucket, Bugzilla and Jira bug/issue numbers.

Rated 5 out of 5 stars (1)
41 users

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enUS deDE bilingual dictionary

This is a bilingual dictionary for American English and German Standard German.
It is meant for users who regularly write in German and English.
With it, you will not need to manually switch between dictionaries for the two languages.

Rated 5 out of 5 stars (1)
22,687 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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18 users

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