Top-Rated Extensions

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QuickFolders (Tabbed Folders) Requires Restart Uitgesoek

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!

Rated 5 out of 5 stars (136)
24 516 gebruikers

Search Results Sort By Date Not Relevance Requires Restart

Makes search results sort by "date" instead of "relevance" by default.

Rated 5 out of 5 stars (19)
4 542 gebruikers

Disable DragAndDrop (Thunderbird) Requires Restart

A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.

Rated 5 out of 5 stars (19)
2 165 gebruikers

IMAP Received Date Requires Restart

Make the “Received” column in IMAP folders show when messages were actually received.

Rated 5 out of 5 stars (11)
3 083 gebruikers

Stop Ignoring Reply:To Requires Restart

Default "Reply" functionality pays attention to "Reply-To" in original email

Rated 5 out of 5 stars (10)
302 gebruikers

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.

Rated 5 out of 5 stars (9)
465 gebruikers

Grammalecte [fr] (for Thunderbird) Requires Restart

Correcteur grammatical dédié à la langue française. Inclus : conjugueur, formateur de texte et dictionnaires orthographiques.

Rated 5 out of 5 stars (9)
3 670 gebruikers

Provider for Exchange ActiveSync Requires Restart

Add sync support for Exchange ActiveSync (EAS v2.5 & v14.0) accounts to TbSync

Rated 5 out of 5 stars (9)
16 032 gebruikers

Close tab on ESC Requires Restart

Closes a Mozilla Thunderbird tab when pressing the Escape key.

Rated 5 out of 5 stars (50)
2 346 gebruikers

Password Tags Requires Restart

Adds metadata and sortable tags to the password manager.

Rated 5 out of 5 stars (14)
27 gebruikers

Send and File Requires Restart

Allows to file outgoing messages in folder you prefer

Rated 5 out of 5 stars (18)
89 gebruikers

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.

Rated 5 out of 5 stars (131)
10 gebruikers

No Message Pane Sort Requires Restart

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.

Rated 5 out of 5 stars (32)
2 360 gebruikers

Search as list Requires Restart

Search results appear as list (as per the "Open email as list" button).
- return to facet view with shift+close [x]
- auto open list view when few results found
- column config./sort/toggle [IMG3&4]
- apply columns to search as list menu [IMG5]

Rated 5 out of 5 stars (57)
2 788 gebruikers

Get Selected Mails Requires Restart

Gets new messages for selected mail accounts.

Rated 5 out of 5 stars (11)
933 gebruikers

Archive This Requires Restart

Provides keyboard shortcuts for filing messages into nine configurable "favorite" folders using user-defined keys. Also provides a simple filter system with a keyboard shortcut to file the currently selected message(s) into the correct folder.

Rated 5 out of 5 stars (38)
976 gebruikers

Subject Manager Requires Restart

Manages subject of composed emails.

Rated 5 out of 5 stars (24)
1 905 gebruikers

ThunderHTMLedit Requires Restart Uitgesoek

Thunderbird HTML editor. This add-on adds a HTML tab to the composition window where you can see and edit the HTML source of the message.

Rated 5 out of 5 stars (19)
7 685 gebruikers

ResetRec Requires Restart

ResetRec allows you to reset the recipient list.

Rated 5 out of 5 stars (6)
518 gebruikers

EHTip Requires Restart

Word translation in tooltip with English⟷Croatian dictionary already incorporated.

Rated 5 out of 5 stars (64)
8 gebruikers