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.
27,859 users -
XNote++
Persistent sticky notes for Thunderbird associated to mails. You can email them/print/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.20,468 users
Most Popular See all »
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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.211,178 users -
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).
Support: Thunderbird159,544 users -
Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).84,122 users -
Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).39,501 users -
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.27,859 users -
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.27,809 users
Top Rated See all »
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Make the “Received” column in IMAP folders show when messages were actually received.317 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.3,035 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!20,041 users -
Closes a Mozilla Thunderbird tab when pressing the Escape key.196 users
Recently Added See all »
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If Advanced Outlook.com security for Microsoft 365 subscribers is turned on, many links are changed to be in the form of https://eur01.safelinks.protection.outlook.com/?url=https.... instead of the original link.
This add-on undos that process.4 users -
Link hints for messages
This addon adds a keybinding (ctrl+shift+E) for displaying hints next to each link in an email message. Enter the hint text into the box at the bottom of the message to open that link in the system's default web browser.6 users -
This extension renders markdown-formatted messages as rich text. It preserves the fonts and formatting of plain text messages but adds support for markdown features like lists, code blocks, etc.10 users -
Automatically close old tabs when opening new mails.30 users -
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.593 users
See all 419 extensions in Message and News Reading »
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