Thunderbird Add-ons? Here's Some Great Ones!

by Ken Saunders

56 Add-ons in this Collection

FoxClocks by Andy McDonald

Rated 4 out of 5 stars 302 reviews

82,974 users

FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.

Contacts Sidebar by Jeroen Peters

Rated 4 out of 5 stars 271 reviews

40,267 users

Displays the address books in a sidebar in Thunderbirds 3-pane-window and can be toggled with the F4 key or a toolbar button.

Visit my Contacts Sidebar site for recent versions and news.

Disable Add-on Compatibility Checks by Kris Maglione

Rated 4 out of 5 stars 89 reviews

45,346 users

Reinstates the extensions.checkCompatibility preference without respect to the current application version.

Notepad (QuickFox) by InBasic, Jeremy Jr Benthum

Rated 4 out of 5 stars 175 reviews

28,780 users

Everyday note-taking solution.

AttachmentExtractor by Andrew Williamson

Rated 4 out of 5 stars 162 reviews

39,198 users

Extracts all attachments from selected messages and then can delete, detach or mark-read.

CompactHeader by jmozmoz

Rated 5 out of 5 stars 166 reviews

166,410 users

Add symbol in header plane to switch between compact and expanded view. Options to switch between one or two lines compact view, which buttons should be displayed in header pane. For Thunderbird 36 and older use version 2.0.9 (see version history)

QuickFolders (Tabbed Folders) by Realraven (Axel Grude), Alexander Malfait

Rated 5 out of 5 stars 109 reviews

26,395 users

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!

Add-ons Manager Context Menu by Zulkarnain K.

Rated 5 out of 5 stars 27 reviews

11,741 users

Add more items to Add-ons Manager context menu.

Addressbooks Synchronizer by Guenter Gersdorf

Rated 4 out of 5 stars 56 reviews

37,213 users

Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers

Folderpane Tools by chuonthis, Philip Chee

Rated 4 out of 5 stars 120 reviews

47,064 users

Allows for customization of the folder pane. Accounts can be rearranged and the startup folder can be chosen.

Check and Send by H.Ogi

Rated 4 out of 5 stars 24 reviews

24,404 users

Check the message contents and addresses before you send the message...

Thunderbird Message Filter Import/Export by Wind Li

Rated 3 out of 5 stars 64 reviews

10,666 users

Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.

Display Mail User Agent by Jürgen Ernst

Rated 4 out of 5 stars 102 reviews

38,685 users

Displays icon for user agent of received mails.

Console² by Philip Chee, zeniko

Rated 5 out of 5 stars 47 reviews

12,413 users

Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.

Account Colors by DW-dev

Rated 4 out of 5 stars 88 reviews

10,774 users

Associates user-defined colors with accounts and identities. Applies these colors to accounts, identities, folders, message list, message headers and compose headers. Users will always know which accounts/identities they are working with.
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