Message and News Reading



Raise X11 urgent flag if new mail is received.

This addon listens for incoming mails and causes the Thunderbird window to draw attention.

Not yet rated
4 users
Added Oct. 14, 2020


Addons to edit and save eml file

Available on Github with MIT Licence :

Rated 1 out of 5 stars (1)
1 user
Added Oct. 14, 2020

Web Translate

The best Translator for your new Thunderbird 78!
Available also for your Firefox web browser.

Rated 5 out of 5 stars (1)
56 users
Added Oct. 11, 2020

Safelink removal

Replace URLs which have been rewritten by Office 365 Advanced Threat Protection with the original URL.

Not yet rated
6 users
Added Oct. 6, 2020

Spam Scores

Displays spam scores according to mail headers. Supports spam/ham score headers of Rspamd and SpamAssassin. The add-on adds a column with the overall spam score to the mail list view and shows details of any matched spam/ham rule.

Rated 4 out of 5 stars (4)
69 users
Added Sept. 29, 2020

Deselect on Delete TB78

Disables selection of the next message when deleting.

A quick port of squib's "Deselect on Delete" for thundebird 78.

Rated 5 out of 5 stars (1)
56 users
Added Sept. 17, 2020

Transfer Immunity

Transfer Immunity is a fast and secure add-on and SaaS service for sharing and transferring files. This high-fidelity, SaaS-based platform allows users to send large files to different destinations as attachments with emails.

Not yet rated
8 users
Added Sept. 16, 2020


Attempt to migrate XNote++ to Thunderbird 78+

Rated 5 out of 5 stars (23)
611 users
Added Sept. 15, 2020


Scroll without touching the scroll-bar!
Press Middle (Right / Left) mouse button anywhere on the page to scroll just like with scrollbar.

Features also:
- "grab and drag" scrolling
- customizable scrollbars!
- the Momentum auto-scroll

Not yet rated
45 users
Added Sept. 12, 2020

Quote Colors (Tb 68, 78)

Configure text and background colors of quotes in mail and news messages.

Rated 5 out of 5 stars (2)
554 users
Added Sept. 9, 2020


Custom Thunderbird keybindings

Rated 5 out of 5 stars (8)
200 users
Added Sept. 5, 2020

ThunderbirdCR (Dictionary) Requires Restart

Context Reverso for Thunderbird.
A translator/dictionary available to English, Spanish, French, German, Italian, Portuguese Dutch, Polish, Romanian, Arabic, Chinese, Japanese, Hebrew, Russian, Turkish.

Hotkey: Search selected texts (Shift+F1)

Not yet rated
52 users
Added Aug. 23, 2020

Next Unread Group

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

Not yet rated
28 users
Added Aug. 16, 2020


The Altium Forums are the best way to participate in discussions, share tips, ask/answer questions and locate resources.

Not yet rated
2 users
Added Aug. 7, 2020

KundenMeister CRM Mail Export

An mail export add-on from KundenMeister to export the mails from user to KundenMeister portal after authentication.

Rated 4 out of 5 stars (6)
71 users
Added June 25, 2020

PrintingTools NG Requires Restart

Message & Address Printing Tools (NextGen)

Rated 5 out of 5 stars (11)
1,483 users
Added June 5, 2020

quicker quicksearch

make searching for emails faster:

Automatically insert into the quickfilter box: either the author or the email domain of the selected email.

No need to retype the address, if you want to search for all emails of this author in this folder.

Rated 5 out of 5 stars (2)
390 users
Added April 15, 2020


MessagePreview adds a column to the Thunderbird message list to display the message preview in a tooltip on column row icon mouse hover or a short preview in the column row itself.

Rated 5 out of 5 stars (1)
276 users
Added March 8, 2020

Toggle Message Pane

Adds a Preview Button, toggles the message preview

Rated 5 out of 5 stars (4)
232 users
Added Feb. 15, 2020

Compact Headers

Limits displayed headers to 1 or 2 lines.

Rated 4 out of 5 stars (15)
2,281 users
Added Feb. 15, 2020