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.
22,971 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: Thunderbird124,448 users -
Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).95,436 users -
The best Translator for Thunderbird!
Supported translators:
Google Translate
Microsoft Translator
DeepL
Yandex
Яндекс Переводчик
Google 翻译
百度翻译53,837 users -
Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).40,876 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.24,664 users -
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.22,971 users
Top Rated See all »
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Word translation in tooltip with English⟷Croatian dictionary already incorporated.0 users -
Keyboard shortcuts to change folder, move/copy messages, with folder name auto-completion.653 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!13,387 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.3,730 users
Recently Added See all »
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Import emails, attachments and links directly into Google NotebookLM in one click from the Thunderbird message pane. Optimized for Gemini analysis.1 user -
Allows playing audio attachments (mp3, wav) directly within the email message view. Keywords: Audio Attachment Playback, mp3, wav, Audio Preview.5 users -
Visualize your inbox with interactive sunburst charts. Analyze emails by sender, domain, size, and timeline. Bulk select, review, and clean up — move to Trash or any folder. Privacy-first: all processing stays local on your device.24 users -
Unofficial GMail add-on for Thunderbird, it adds a button in Spaces that opens a GMail tab in Thunderbird.25 users -
Unofficial Outlook add-on for Thunderbird, it adds a button in Spaces that opens a Outlook (web version)) tab in Thunderbird.34 users -
Unofficial Google News add-on for Thunderbird, it adds a button in Spaces that opens a Google News tab, and allows for search in Google News from selected text.6 users
See all 551 extensions in Message and News Reading »
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