Thunderbird

by schnittsche2001

32 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.

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 921 reviews

347,409 users

Allows bidirectional access to Google Calendar

Evernote Web Clipper by Evernote

Use the Evernote Web Clipper to save things you see on the web into your Evernote account.

gContactSync by Josh Geenen

Rated 4 out of 5 stars 221 reviews

93,212 users

Synchronizes contacts & groups between Thunderbird or SeaMonkey and Google Contacts. Imports Facebook friends, contacts you follow on Twitter, and more.

Clippings by AE Creations

Rated 4 out of 5 stars 188 reviews

36,690 users

Save frequently-entered text for pasting later.

Quicktext by WizKid, R Kent James

Rated 4 out of 5 stars 332 reviews

97,804 users

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

Remove Duplicate Messages (Alternate) by Eyal Rozenberg

Rated 4 out of 5 stars 155 reviews

72,549 users

Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 188 reviews

85,316 users

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

Toolbar Buttons by Michael B.

Rated 4 out of 5 stars 312 reviews

96,313 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.

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

Rated 5 out of 5 stars 118 reviews

25,895 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!

Stationery by Arivald

Rated 4 out of 5 stars 113 reviews

38,038 users

Extension to mimic Outlook Express Stationery.
Allow you to use HTML files as templates for mail. Also allow custom template in replies or forwarded mail!

Display Mail User Agent by Jürgen Ernst

Displays icon for user agent of received mails.

Duplicate Contact Manager by Marian Steinbach, Copelnug

Rated 3 out of 5 stars 103 reviews

22,557 users

Facilitates handling of duplicates in your address book(s). Allow to search and remove similar contacts.

Address Close Button by 46emak

Rated 5 out of 5 stars 25 reviews

15,103 users

Adds a Address Close Button to mail compose window.

Google Redesigned by Globex Designs, Inc.

Rated 4 out of 5 stars 326 reviews

4,847 users

A complete redesign of popular Google services, Google Redesigned changes the appearance of popular Google services.
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