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ThunderAI (ChatGPT or Ollama in your emails!)

ThunderAI uses the capabilities of ChatGPT or Ollama to enhance email management.
It enables users to analyse, write, correct, and optimize their emails.

Rated 5 out of 5 stars (14)
2,445 users

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Antidote connector

Use Antidote directly where you are writing! Run a text through the corrector and the changes you make will automatically be applied to the original text in Thunderbird. (You must have access to Antidote.)

Not yet rated
610 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)
81 users

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Zulip - Quick Access

Quick Access to Zulip in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.

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4 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)
34 users

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Thunderbird Send

[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)
28 users

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Antispam

Sending email to the Antispam database

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12 users

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AutoZoom

AddOn to save a text zoom for eMail text editor.

Rated 5 out of 5 stars (2)
57 users

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SimpleLogin - Easy Reach

An extension for Thunderbird that allows you to access SimpleLogin.

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7 users

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OUWI - 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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1 user

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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.

Not yet rated
1 user

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Eesti keele (et-EE) pakk Thunderbirdile

Estonian (et-EE) language pack for Mozilla Thunderbird 2.0.0.*. Visit homepage for more info...

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0 users

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Kiswahili Spell Checker

Kiswahili Spell Checker

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53 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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2 users

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ConfirmBeforeDelete

Ask a confirm before to delete some items

Rated 4 out of 5 stars (20)
397 users

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Owl for Exchange

Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).

Rated 5 out of 5 stars (201)
41,732 users

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Browsing Enhanced ⁵︎  (Hide Caption T Plus)

⦁ Version 5 incoming!!
⦁ NEW! Floating Toolbars & Menus with autohide!
⦁ "Maximize your screen content space by adjusting Tabs, Toolbars, etc!".
⦁ Multiple Configurable Actions for both screen-corner buttons: App/'Home' & Close buttons!

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1 user

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Show Outlook Appointments (vcal / ics) Requires Restart

An extension to show embedded Outlook calendar (vcal / ics) parts.

Thunderbird doesn't show calendar parts from Outlook appointment emails. This addon adds a button to download the embedded appointment as ICS to import it into another calendar.

Rated 3 out of 5 stars (5)
26 users

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