Add-ons
Message and News Reading
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Quick Folder Move
When filing messages, a search box will show up allowing you to quickly enter the folder name you want to move to.
If no search term is entered, a list of recent folders will show up instead.
CompactHeader
Requires Restart
Add symbol in header plane to switch between compact and expanded view. Work only for Thunderbird 68.0 and older. Currently, there are no plans to update this for newer versions.
XNote++
Persistent sticky notes associated to emails. You can fulltext search with constraints/email them/print/bookmark/copy to clipboard.
If you have a large screen, you can even display the notes outside of TB's main window, so it won't hide anything.
Expression Search - NG
Powerful message search:
* Fuzzy search: Sylvia also finds Silvia
* Visual search query builder
* Type "f:fred fn:Vortrag" for messages from Fred, attachment name contains 'Vortrag'
* Type "t:(oo -pp)" for messages to oo, but not pp.
QuoteCollapse
Requires Restart
Collapse and expand quotes.
Contributors: Stanimir Stamenkov, Dillinger
Nostalgy++/ Manage, search and archive emails
Shortcuts to move/copy/archive messages, with folder name completion.
Rules for moving messages to folders.
Automatic rules by statistical observation/ by folder of conversation/thread.
Search dialog in a tab, with message display /folder tree.
Owl for Exchange
Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).
ThreadVis
Displays a small graphic visualising the context (thread) of the currently selected email.
Manually sort folders
This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.
FireTray
Requires Restart
A system tray extension for Linux and Windows, allowing to set up custom icon, hiding to tray instead of closing, display the number of unread messages in mailing applications, and other features ...
Account Colors
Requires Restart
Associates user-defined colors with POP3/IMAP accounts and identities. Applies these colors to accounts, identities, folders, message list, message headers and compose headers. Users will always know which accounts/identities they are working with.
Nostalgy
Requires Restart
Keyboard shortcuts to change folder, move/copy messages, with folder name auto-completion.
Web Translate
The best Translator for Thunderbird!
Supported translators:
Google Translate
Microsoft Translator
DeepL
Yandex
Яндекс Переводчик
Google 翻译
百度翻译
LookOut (fix version)
LookOut decodes winmail.dat (TNEF encoded) files that may come from a misconfigured Microsoft Exchange server or Outlook user allowing access to the original attachments
Support: Thunderbird
Thunderbird Conversations
Featured
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.
PrintingTools NG
PrintingTools NG enables many layout and formatting options for printing messages with header borders, sorting, attachment lists etc. PDF output can be auto named and Page options can ease printer settings.
It is your printing toolbox.
ExQuilla for Exchange
Thunderbird email accounts connecting to Microsoft Exchange Web Services.
QNote
Signature sync for Gmail
This extension allows you to automatically use your signature from Gmail accounts in Thunderbird. No longer need to maintain two separated signatures!
LookOut
Requires Restart
LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
To create your own collections, you must have a Mozilla Add-ons account.
