DeepDark for Thunderbird Requires Restart
Dark mode for Thunderbird UI
Removes the 'Local Folders' entry from the folder pane.
(The folder itself will stay existent.)
(Based on the original work of Alex Cabal.)
IMAP Received Date Requires Restart
Make the “Received” column in IMAP folders show when messages were actually received.
Search Results Sort By Date Not Relevance Requires Restart
Makes search results sort by "date" instead of "relevance" by default.
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.
Disable DragAndDrop (Thunderbird) Requires Restart
A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.
Disable drag and drop on the folder tree in order to prevent unintended folder movement.
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!
GlodaQuilla search indexing enhancements Requires Restart
Permits selective enabling and disabling of search indexing on folders or accounts - with inheritence. Also adds three columns to the Thunderbird message pane that are useful in debugging.
GCalTab is a Thunderbird add-on that opens Google Calendar website in a Thunderbird tab. It features a beautiful dark mode thanks to the DarkReader algorithm.
Highlights selected text when composing emails. Default colour is yellow - other colours are available via Options.
(Works only during writing an e-mail, i.e. only in the compose window.)
Check that number of non-BCC recipients does not exceed a parameter.
Send and File Requires Restart
Allows to file outgoing messages in folder you prefer
Toolbar button to invoke message search dialog window.
Remove comment, display name from addresses before sending mail.
This add-on is a fork of Auto Address Cleaner.
Enhanced thread pane display of message priorities.
Edit Email Subject for Thunderbird
HTitle (discontinued) Requires Restart
Hide title bar if window is maximized.
This add-on has been discontinued!
Legacy extensions support will be dropped in Firefox 57. If you interest in CSD on Linux, please track progress on https://bugzilla.mozilla.org/show_bug.cgi?id=1283299.
Subject Manager Requires Restart
Manages subject of composed emails.
Get Selected Mails Requires Restart
Gets new messages for selected mail accounts.