Default Thunderbird

by accord

19 Add-ons in this Collection

Evernote Web Clipper by Evernote

Rated 3 out of 5 stars 777 reviews

402,401 users

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

Quicktext by WizKid

Rated 4 out of 5 stars 260 reviews

77,974 users

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

Confirm-Address by Meatian, urakami, others

Rated 4 out of 5 stars 26 reviews

45,662 users

Confirm E-mail address before sending mail

Contacts Sidebar by Jeroen Peters

Rated 4 out of 5 stars 272 reviews

35,857 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.

Folderpane Tools by chuonthis, Philip Chee

Rated 4 out of 5 stars 120 reviews

41,611 users

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

Tag Toolbar by H.Ogi

Rated 4 out of 5 stars 34 reviews

16,408 users

Add toolbar for toggling tags.

Display Mail User Agent by Jürgen Ernst

Displays icon for user agent of received mails.

Auto Address Cleaner by markopee

Rated 5 out of 5 stars 44 reviews

16,121 users

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

MinimizeToTray by Mook, Brad Peterson

Rated 4 out of 5 stars 466 reviews

14,224 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...

Nostalgy by Alain Frisch

Rated 5 out of 5 stars 143 reviews

8,971 users

Keyboard shortcuts to change folder, move/copy messages, with folder name auto-completion.

Address Close Button by 46emak

Rated 5 out of 5 stars 25 reviews

10,118 users

Adds a Address Close Button to mail compose window.

QuoteCollapse by Michael J Gruber

Rated 4 out of 5 stars 26 reviews

10,558 users

Collapse and expand quotes. Please see the extension homepage for...

Quote Colors by Malte Ruecker

Rated 4 out of 5 stars 42 reviews

15,033 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.

Auto Zip Attachments by Tomer Rotstein

Rated 4 out of 5 stars 73 reviews

2,779 users

Auto Zip Attachments allows you to easily compress (zip) attachments.

Keyword Highlight by genta

Rated 4 out of 5 stars 20 reviews

4,010 users

Keywordhighlight changes color/size/weight of your favorite keywords...
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