Thunderbird

by schnittsche2001

33 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

Rated 3 out of 5 stars 749 reviews

443,879 users

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 973 reviews

313,869 users

Allows bidirectional access to Google Calendar

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 156 reviews

98,382 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 321 reviews

160,314 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.

SmoothWheel by Avi Halachmi

Rated 5 out of 5 stars 242 reviews

52,113 users

Scrolls the page smoothly when scrolling the mouse wheel (or keyboard arrows if enabled).

Extra Folder Columns by Joey Minta, Standard8

Rated 4 out of 5 stars 208 reviews

206,679 users

This extension is for those TB3 users who want the multiple-columns view that TB2 allowed

gContactSync by Josh Geenen

Rated 4 out of 5 stars 173 reviews

41,698 users

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

Quicktext by WizKid

Rated 5 out of 5 stars 250 reviews

84,230 users

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

Clippings by AE Creations

Rated 4 out of 5 stars 159 reviews

36,670 users

Save frequently-entered text for pasting later.

Remove Duplicate Messages (Alternate) by eyalroz

Rated 4 out of 5 stars 140 reviews

69,821 users

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

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.

Stationery by Arivald

Rated 4 out of 5 stars 81 reviews

43,481 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!

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!

More Tools Menu by Mauro José da Silva

Rated 5 out of 5 stars 35 reviews

11,895 users

Unclutter the "Tools" menu by moving new items to a "More Tools" menu.
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