Message and News Reading

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Microsoft 365 Link Opener

Open a shared link of a SharePoint or OneDrive file directly with the right app, instead of the browser.

Rated 5 out of 5 stars (1)
94 users
Updated March 27, 2024

Additional Info for Simplelogin

For e-mails forwarded by Simplelogin, a pop-up displays the original sender of the e-mail, as well as the alias that the e-mail was sent to and the address that it was forwarded to.

Not yet rated
37 users
Updated March 27, 2024

Next Unread Group (Mark All Read)

Adds a Group button, marks current newsgroup or folder as read and moves to the next unread message

Rated 5 out of 5 stars (3)
105 users
Updated March 27, 2024

Next Unread Thread (Mark All Read)

Adds a Thread button, marks current thread or conversation as read and moves to the next unread message

Rated 5 out of 5 stars (4)
105 users
Updated March 27, 2024

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.

Rated 4 out of 5 stars (41)
2,421 users
Updated March 27, 2024

Toggle Inline

Adds a Toggle Inline button

Rated 5 out of 5 stars (1)
96 users
Updated March 18, 2024

Compact Headers

Limits displayed headers to 1 or 2 lines.

Rated 4 out of 5 stars (67)
10,955 users
Updated March 18, 2024

Dysclusif

Simplifier la lecture de mails en supprimant l'écriture inclusive

Rated 5 out of 5 stars (1)
8 users
Updated March 18, 2024

ObsidianClipper

ObsidianClipper is a Thunderbird extension to clip emails to the Obsidian notetaking application. Save an email to Obsidian seamlessly with one click. Customize the format of new note titles and note layout.

Rated 5 out of 5 stars (3)
145 users
Updated March 12, 2024

Owl for Exchange

Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).

Rated 5 out of 5 stars (189)
47,770 users
Updated March 7, 2024

Tag Sync for TB

Syncronise/transfer tags, to other TB installations.

POP and some IMAP servers don't store tags (keywords).
This addon helps to have the same emails tagged on all TB installations.
Uses a central database, can be installed on your PC or server.

Not yet rated
13 users
Updated Feb. 28, 2024

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

Rated 4 out of 5 stars (93)
166,813 users
Updated Feb. 26, 2024

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.

Rated 5 out of 5 stars (71)
3,649 users
Updated Feb. 11, 2024

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.

Rated 4 out of 5 stars (549)
26,957 users
Updated Feb. 5, 2024

Autofile - fast e-mail to folder filing

Read an e-mail, hit Autofile button and it is filed / moved to the right mail folder based on the sender's address. No drag/drop needed. Autofile can discover folders to store each author mail. Will save you lots of time like defunct filemail.

Rated 4 out of 5 stars (4)
270 users
Updated Feb. 5, 2024

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.

Rated 4 out of 5 stars (192)
7,012 users
Updated Jan. 25, 2024

Hide Duplicates From 'All Mail'

Hides duplicate emails from the 'All Mail' folder upon clicking on a result from Global Search, so that if one email is in both the 'All Mail' folder (e.g. of Gmail) and another folder (e.g. 'Sent'), it'll only show the email from the other folder.

Not yet rated
33 users
Updated Jan. 25, 2024

Copy Sent to Current

Allows to place a copy of sent messages (aka FCC) into the currently active folder or any other folder you choose, when you create the message. Usually the copies are placed into the 'Sent' folder. For replies, you may also move the original message.

Rated 4 out of 5 stars (103)
1,807 users
Updated Jan. 18, 2024

Toggle Summary

Adds a Toggle Summary button

Rated 5 out of 5 stars (1)
76 users
Updated Jan. 17, 2024

XNote++ Featured

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.

Rated 5 out of 5 stars (125)
23,341 users
Updated Jan. 10, 2024