Message and News Reading



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.

Not yet rated
23 users
Added March 8, 2020

Toggle Message Pane

Adds a Preview Button, toggles the message preview

Rated 5 out of 5 stars (1)
50 users
Added Feb. 15, 2020

Compact Headers

Adds a twisty to the headers, limits displayed headers to 2 lines

Rated 1 out of 5 stars (1)
54 users
Added Feb. 15, 2020


BrowseInTab lets you open and browse any link in a Thunderbird content tab. Links are followed within the tab and back/forward navigation is supported.

Rated 5 out of 5 stars (1)
38 users
Added Feb. 10, 2020

New QuoteColors Requires Restart

Updated QuoteColors for thunderbird v68x

Rated 4 out of 5 stars (4)
160 users
Added Jan. 20, 2020

Mark All As Read

This is an initial attempt to revive part of "Mark All Read Button" by Mark S Baines.

This Add-on uses the Thunderbird WebExtension APIs. It adds a button on the Mail Toolbar that marks unread messages on the current displayed folder as read.

Rated 5 out of 5 stars (2)
163 users
Added Dec. 25, 2019

Manage emais / Nostalgy++ Requires Restart

Shortcuts to move/copy messages, with folder name completion, and utilities to organise emails. Set rules for moving of messages to associated folders. Set bcc/cc in compose window by typing bcc/cc+emailaddress. Port of Nostalgy to TB68, later TB 78

Not yet rated
321 users
Added Dec. 18, 2019

Just Restart_TB68! Requires Restart

Restart application with Ctrl+Shift+Z.

Quick restart if many windows are open, or while developing addons.

Rated 2 out of 5 stars (1)
145 users
Added Nov. 14, 2019

Open In Conversation Requires Restart

Make the default message list action be "Open Message in Conversation" when double-clicking or using the "Enter" key to open an email from the message list.

Rated 5 out of 5 stars (3)
187 users
Added Oct. 21, 2019

Show Outlook Appointments (vcal / ics) Requires Restart

An extension to show embedded Outlook calendar (vcal / ics) parts.

Thunderbird doesn't show calendar parts from Outlook appointment emails. This addon adds a button to download the embedded appointment as ICS to import it into another calendar.

Rated 3 out of 5 stars (2)
513 users
Added Jan. 7, 2019

AttachmentExtractor Continued Requires Restart

This add-on is a (work in progress) fixed version of the original Add-on "AttachmentExtractor" which is no longer supported and fixed by the original author.

It Extracts all attachments from selected messages and then can delete, detach...

Rated 4 out of 5 stars (47)
5,227 users
Added Jan. 1, 2019

Owl for Exchange

Allows you to use your Exchange email accounts that use Outlook Web Access (OWA) with Thunderbird

Rated 4 out of 5 stars (41)
31,236 users
Added Oct. 20, 2018

Seturgent Requires Restart

Sets the urgent flag (X11) of the Thunderbird window under Linux in case of new messages. Does ignore special folders like Drafts, Junk and such.

Rated 5 out of 5 stars (2)
11 users
Added Aug. 21, 2018

Unmangle Outlook Safelinks Requires Restart

Users of Office 365 Advanced Threat Protection wil change
all url's in emails to redirect them to an Microsoft filter before opening.

This plugin wil change the url back to the original value.

Rated 4 out of 5 stars (1)
313 users
Added June 28, 2018

Bugmail (fixed version) Requires Restart

A bugzilla companion (fixed version). Originally maintained by Fabrice Desré.

Not yet rated
41 users
Added April 6, 2018

Send to Things for Thunderbird Requires Restart

Create a new Things task from the current email you are viewing. Opens the quick add dialog with subject and message content pre-filled.

I've created this add-on as a user of Things, it is not created or endorsed by Cultured Code.

Rated 4 out of 5 stars (1)
11 users
Added Feb. 12, 2018

Remote Content By Folder Requires Restart

Decide whether to allow or block remote content in messages by comparing the names of the folders in which they are located to configured regular expressions.

Rated 3 out of 5 stars (2)
64 users
Added Sept. 9, 2017

ToggleReplied Requires Restart

Enables toggling of replied, forwarded, and redirected states of messages.

Rated 4 out of 5 stars (2)
386 users
Added Aug. 17, 2017

attachment column in search result list Requires Restart

Show the column for attachments in search results list. General search (edit-> search -> search emails) does not show by default if a message has attachments.
This addon adds this column, just as in a normal folder view.

Rated 5 out of 5 stars (2)
728 users
Added June 14, 2017

Delete Read Emails Requires Restart

Adds a button in Thunderbird's toolbar that enables you to delete all your read emails at once

Not yet rated
2 users
Added Dec. 29, 2016