Thunderbird Basic

by Christopher Kaschig

39 Add-ons in this Collection

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

Quicktext by WizKid

Rated 4 out of 5 stars 310 reviews

92,335 users

Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.

MinimizeToTray revived by Nils Maier

Rated 4 out of 5 stars 317 reviews

250,377 users

Minimizes windows into the system tray.

Contact Tabs by speedball2001

Rated 4 out of 5 stars 53 reviews

22,026 users

Contact Tabs enhances Thunderbird to give you quick access to all your contacts directly from Thunderbird's main window: Use the powerful search field to find your contacts and open them in a new tab for viewing and editing.

Manually sort folders by Jonathan Protzenko

Rated 4 out of 5 stars 116 reviews

128,971 users

This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.

Mail Merge by Alexander Bergmann

Rated 5 out of 5 stars 141 reviews

60,799 users

Mass Mail and Personal Mail

Send Later by jikamens

Rated 5 out of 5 stars 45 reviews

67,614 users

True "Send Later" functionality to schedule the time for sending an email.

German dictionary (de_DE), new orthography by bjacke

Rated 4 out of 5 stars 12 reviews

108,243 users

German dictionary igerman98 (de_DE, Germany), for Firefox, Thunderbird und Seamonkey.

CompactHeader by jmozmoz

Rated 5 out of 5 stars 171 reviews

148,957 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 112 reviews

27,336 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!

Remove Duplicate Messages by Thorsten W. Schmidt

Rated 4 out of 5 stars 121 reviews

51,506 users

If you have duplicate messages (e.g. from merging folders or downloading messages several times) you can use this tool to find and remove them from the selected folder and its subfolder by rightclicking on a folder and choosing "Remove duplicates..."

XNote++ by Lorenz Froihofer

Rated 5 out of 5 stars 66 reviews

22,677 users

Persistent sticky notes for Thunderbird associated to mails.
This is a port to Thunderbird >= 3 based on XNote 2.1.0 ( https://addons.mozilla.org/en-US/thunderbird/addon/3093 ) with bugfixes and additional features.

Auto Address Cleaner by markopee

Rated 5 out of 5 stars 46 reviews

16,860 users

Removes comment, display name automatically from addresses before sending mail.

Calendar Tweaks by DW-dev

Rated 4 out of 5 stars 55 reviews

16,533 users

Allows several tweaks to the Thunderbird/Lightning calendar user interface including new selection styles and repeating event icons. Mimics the colors and styles found in MS Outlook.

Tab Wheel Scroll by Matt H

Rated 4 out of 5 stars 111 reviews

11,280 users

Switch tabs by scrolling with the mouse wheel in the tab bar.
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