Add-ons
Extensions by Weekly Downloads
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CloneMessage
When composing an email, CloneMessage allows you to duplicate the current state of the email.
RemindMe
Moves email into Inbox/RemindMe folder, and moves it back into Inbox after chosen time.
Changelogger
TabsInStatusbar&IconsInMenubar
Move tabs in status bar and iconify menu bar.
This add-on researches new tabs' position and menubar iconification.
This add-on is as role as if task bar of Windows.
To Hyun-geol who I like.
Life in Holy Spirit.
Bookmarks: eMails and XNotes - Quick 'Jump To'
Bookmark Toolbar and Menu for easy switching to emails and XNotes.
While you can already 'star' or 'tag' emails, they are still hidden in their (deeply nested?) folder and are not in direct daily view.
Bookmark them!
FDK KIM Plugin
Dieses Plugin setzt automatisch die KIM-Header und den Betreff passend zu ihrem Anhang.
Anhängen werden analysiert und falls genau eine valide p7s Datei erkannt wird, werden die entsprechenden Daten automatisch gesetzt.
Move Folder (context-menu)
Adds the "Move to" menu entry to the folders panel context menu, allowing to move a Local folder (and its content) to another.
This feature is similar to the native one within message(s) context menu ("Move To"), but it applies to the folder tree.
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.
Birthday Calendar
Adds calendars containing the birthdays from your address books.
ThunderAI
ThunderAI uses the capabilities of ChatGPT to enhance email management.
It enables users to analyze, write, correct, and optimize their emails.
There is no need for an API key and is possibile to use this extension even with a free account!
StandardTexter
With the help of this Add-on, up to 99 pre-made texts (standard texts, text modules or even signatures) can be stored, which can then be retrieved and inserted when writing an e-mail.
The texts can be preformatted with HTML.
MoreLayouts
Adds additional Wide Thread View and Stacked View to Thunderbird along with Reversed views. Plus configurable Fullscreen F11 and Message Pane F8 toggles. Also starring Vertical Tabs.
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.
Check Domain NG
Requires Restart
This is a fork of "Check Domain" addon, which can run on 68 version of Thunderbird.
Toggle Line Wrap
Toggle wrapping of long lines in the message composition window when writing plaintext messages. Wrapping can be controlled via a toolbar button and a keyboard shortcut.
AutoMover
Simple Mail Redirection
Allows you to resend (also known as redirect) email messages.
Uses 'cardbook' if installed
Bases on the add-on 'Mail Redirect' by Onno Ekker and Pawel Krzesniak
Please see the support page on how to use and why it sometimes does not work!
Old (classic) Icons
This replaces the new monochrome icons with the old/classic colorful icons. Uses the code from Phoenity Icons and the graphics from older Thunderbird versions.
UnInbox - Quick Access
Quick Access to UnInbox in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
To create your own collections, you must have a Mozilla Add-ons account.
