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Unsubscribe

Lightweight solution to simplify unsubscribing from newsletters

Rated 3 out of 5 stars (16)
1,848 users

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UrgentMail

Raise X11 urgent flag if new mail is received.

This addon listens for incoming mails and causes the Thunderbird window to draw attention.

Rated 5 out of 5 stars (3)
278 users

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Birthday Calendar

Adds calendars containing the birthdays from your address books.

Rated 4 out of 5 stars (24)
5,278 users

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SPAM Check for OCN

- SPAM Header Checker for OCN(Japanese Internet Provider)
- This plugin looks at the header of the mail and assigns a "junk mail" mark.
- Only if the header (X-CON-SPAM-CHECK) of the mail is set to 100%, it will be marked as "spam".

Rated 1 out of 5 stars (1)
59 users

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Toggle Address Box

Adds a Address Box button, toggles the Address Box in the Composer window

Not yet rated
72 users

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Charset Menu

Restores the charset menu removed in Thunderbird 91 and fixes an issue in Thunderbird 78.

Rated 4 out of 5 stars (9)
5,315 users

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Addon-Info/Sync/Compatibility

* List addons: max version on ATN, version installed, compatibility with TB 91, description
* Show addon compatibility on addon button
* Print, copy to clipboard or email
* Indicate missing addons upon receiving the email from another TB ('sync')

Not yet rated
156 users

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TabControl

Automatically close old tabs when opening new mails.

Rated 5 out of 5 stars (3)
364 users

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Messenger - Quick Access

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

Rated 3 out of 5 stars (4)
219 users

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Auto Mark As Read

Automatically mark incoming messages as read if they are in one of selected folders.
An attempt to revive & enhance 'Mark Junk Read' by Alex Cabal

Rated 5 out of 5 stars (3)
268 users

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Mark Read on Reply

Mark messages as read when you reply to them.

Rated 5 out of 5 stars (2)
161 users

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NTFNTF

NTFNTF: Notify on This Folder Not That Folder. Choose to enable or disable notifications on a per-folder basis.

Rated 4 out of 5 stars (6)
1,048 users

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Thunderbird Email 2 CSV Exporter

This add-on has been thoroughly tested on all platforms up to Thunderbird version 115. It allows you to target specific file folders and tag them for export, generating a CSV-formatted export file. Great for a large number of emails and Mailchimp.

Not yet rated
152 users

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OnMail - Quick Access

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

Not yet rated
4 users

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Thunderbird OpenProject

Extension to add tasks to OpenProject

Rated 3 out of 5 stars (3)
95 users

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Audio Preview

Adds a preview for audio files (wav, ..) to the message view, so it can be played directly.

Not yet rated
123 users

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YouTube Video Downloader

The Complete Guide to YouTube Video Downloader Converter Tool and How They Can Help You Easily Download and Convert Videos from YouTube.

Rated 5 out of 5 stars (1)
80 users

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Date Time Formatter

Shows relative date-time in the column.
Note: you need to click "Select columns to display" and then -> "Relative Date/Time"

Rated 5 out of 5 stars (1)
103 users

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Deselector

Adds a Deselect button to close messages.

Rated 4 out of 5 stars (1)
38 users

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Empty Folder

Adds a keyboard action (Ctrl+Del) and a folder context menu to delete all messages in a folder. Has a confirmation dialog to prevent accidental deletions

Rated 5 out of 5 stars (1)
110 users

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