Default Thunderbird

by accord

19 Add-ons in this Collection

Evernote Web Clipper by Evernote

Rated 3 out of 5 stars 728 reviews

450,937 users

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

Quicktext by WizKid

Rated 5 out of 5 stars 248 reviews

84,130 users

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

Contacts Sidebar by Jeroen Peters

Rated 4 out of 5 stars 270 reviews

41,743 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.

Confirm-Address by Meatian, urakami, others

Rated 4 out of 5 stars 26 reviews

46,705 users

Confirm E-mail address before sending mail

Folderpane Tools by chuonthis, Philip Chee

Rated 4 out of 5 stars 119 reviews

50,099 users

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

Display Mail User Agent by Jürgen Ernst

Rated 4 out of 5 stars 102 reviews

40,128 users

Displays icon for user agent of received mails.

Tag Toolbar by H.Ogi

Rated 4 out of 5 stars 33 reviews

17,677 users

Add toolbar for toggling tags.

MinimizeToTray by Mook, Brad Peterson

Rated 4 out of 5 stars 466 reviews

17,606 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...

Auto Address Cleaner by markopee

Rated 5 out of 5 stars 44 reviews

17,464 users

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

Nostalgy by Alain Frisch

Rated 5 out of 5 stars 138 reviews

10,254 users

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

QuoteCollapse by Michael J Gruber

Rated 4 out of 5 stars 25 reviews

11,833 users

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

Address Close Button by 46emak

Rated 5 out of 5 stars 25 reviews

10,717 users

Adds a Address Close Button to mail compose window.

Quote Colors by Malte Ruecker

Rated 4 out of 5 stars 41 reviews

17,132 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.

Ruler Bar by Piro (piro_or)

Rated 4 out of 5 stars 8 reviews

3,093 users

This appends a ruler to the mail composition window.

Second Search by Piro (piro_or)

Rated 4 out of 5 stars 24 reviews

2,170 users

Second Search provides a feature to search by other engines directly, without switching the engine of the web-search bar.
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