Thunderbird

by schnittsche2001

30 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.

Evernote Web Clipper by Evernote

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

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 967 reviews

321,575 users

Allows bidirectional access to Google Calendar

Clippings by AE Creations

Rated 4 out of 5 stars 258 reviews

37,302 users

Save frequently-entered text for pasting later.

gContactSync by Josh Geenen

Rated 4 out of 5 stars 237 reviews

89,812 users

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

Remove Duplicate Messages (Alternate) by Eyal Rozenberg

Rated 4 out of 5 stars 171 reviews

66,957 users

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

Quicktext by R Kent James, John Bieling, others

Rated 4 out of 5 stars 310 reviews

86,902 users

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

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 193 reviews

67,985 users

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

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

Rated 5 out of 5 stars 120 reviews

21,119 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 106 reviews

32,375 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!

Toolbar Buttons by Button Guy

Rated 4 out of 5 stars 353 reviews

16,114 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.

MinimizeToTray by Mook, Brad Peterson

Rated 4 out of 5 stars 463 reviews

490 users

Minimizes Mozilla windows into the system tray. Also includes a right clickable tray icon menu to further load only the windows you want visible...

Display Mail User Agent by Jürgen Ernst

Displays icon for user agent of received mails.

Quote Colors by Malte Ruecker

Rated 4 out of 5 stars 45 reviews

5,182 users

Quote Colors allows you to select text and background colors of different quote levels which are applied when reading or printing mail/news messages. Additionally, you can choose between graphical and traditional plain text quoting display mode.

Address Close Button by 46emak

Rated 5 out of 5 stars 24 reviews

11,436 users

Adds a Address Close Button to mail compose window.
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