Add-ons
Message and News Reading
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Thunderbird Conversations
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.
24,509 users
Most Popular See all »
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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: Thunderbird148,515 users -
Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).101,961 users -
The best Translator for Thunderbird!
Supported translators:
Google Translate
Microsoft Translator
DeepL
Yandex
Яндекс Переводчик
Google 翻译
百度翻译61,509 users -
Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).42,269 users -
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.25,538 users -
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.24,509 users
Top Rated See all »
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Keyboard shortcuts to change folder, move/copy messages, with folder name auto-completion.654 users -
No Message Pane Sort prevents accidental resorting of the message pane by disabling mouse button clicks on the column headers, thus, locking the sorting order of your emails.
It is still possible to sort messages by ctrl-clicking the header.3,884 users -
The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.
See new mail at a glance after automatic filtering - supports quickFilters addon!13,960 users -
Provides keyboard shortcuts for filing messages into nine configurable "favorite" folders using user-defined keys. Also provides a simple filter system with a keyboard shortcut to file the currently selected message(s) into the correct folder.37 users
Recently Added See all »
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Summarize, draft replies, chat with, and triage selected email through OpenAI, Claude, Mistral, DeepSeek, or your compatible endpoint. No mail is sent unless you start an AI action.9 users -
Track sent emails and the replies you expect, with local reminders and follow-up drafts for Thunderbird 140+.1 user -
Deletes selected messages without selecting the next message.5 users -
A Thunderbird add-on for saving links and pages to Merlin, a cross-platform read-it-later app backed by either a Nextcloud instance or an standalone server. Save a link straight from an email to your Merlin reading list via the context menu.2 users -
OpenClaw-powered writing and reading assistance for Thunderbird. Preview and apply draft improvements, translations, and summaries; summarize or reversibly translate received messages.6 users
See all 574 extensions in Message and News Reading »
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