by Stephan Kleiber

52 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.

Password Exporter by Justin Scott (fligtar), Jorge Villalobos

Rated 4 out of 5 stars 325 reviews

188,116 users

This extension allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.

LookOut by Aron Rubin

Rated 4 out of 5 stars 147 reviews

197,800 users

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 173 reviews

86,314 users

Switch the signature on/off or choose a new one from your predefined set...

Clippings by AE Creations

Rated 4 out of 5 stars 169 reviews

35,798 users

Save frequently-entered text for pasting later.

Toolbar Buttons by Michael B.

Rated 4 out of 5 stars 317 reviews

133,783 users

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

FoxClocks by Andy McDonald

Rated 4 out of 5 stars 314 reviews

64,664 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.

Quicktext by WizKid

Rated 4 out of 5 stars 276 reviews

73,842 users

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

Mail Redirect by Pawel Krzesniak, Onno Ekker

Rated 4 out of 5 stars 125 reviews

33,582 users

Allow to redirect (a.k.a. "remail") mail messages to other recipients.

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

Rated 5 out of 5 stars 109 reviews

24,424 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!

AttachmentExtractor by Andrew Williamson

Rated 4 out of 5 stars 170 reviews

36,067 users

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

Folderpane Tools by chuonthis, Philip Chee

Rated 4 out of 5 stars 122 reviews

38,926 users

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

AutoAuth by Christopher Finke

Rated 4 out of 5 stars 47 reviews

11,559 users

AutoAuth automatically submits HTTP authentication dialogs when you’ve chosen to have the browser save your login information.

Display Mail User Agent by Jürgen Ernst

Displays icon for user agent of received mails.

Tag Toolbar by H.Ogi

Rated 4 out of 5 stars 40 reviews

14,642 users

Add toolbar for toggling tags.
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