Appearance and Customization

Subscribe

Lightning Calendar Tabs

Displays tabs which allows quick navigation between time periods in Lightning calendar. All views of calendar are supported. Color of tab texts can be adjusted.

Rated 4 out of 5 stars (18)
25,133 users

Minimize on Close

Causes Thunderbird's main window to minimize instead of closing. You can still close Thunderbird through the menu.

Rated 4 out of 5 stars (46)
22,647 users

Tag Toolbar / Tag Popup

Add toolbar for toggling tags.

Rated 4 out of 5 stars (70)
12,303 users

Phoenity Icons

Phoenity icons for Thunderbird

Rated 5 out of 5 stars (45)
11,369 users

PrintingTools NG

Message & Address Printing Tools (NextGen)

New 78 Update with compatibility for 89+

Rated 5 out of 5 stars (22)
10,443 users

Compact Headers

Limits displayed headers to 1 or 2 lines.

Rated 4 out of 5 stars (32)
8,063 users

Get/Send Button

The add-on provides a combined Get and Send button with a context menu with additional features.

You may want to use it together with the following Add-ons:
* Send Later Button (by me / Alexander Ihrig)
* Send Later (by jikamens)

Rated 4 out of 5 stars (52)
7,181 users

Windows Taskbar Unread Badge

Put an unread mail count badge on the Thunderbird icon in the Windows taskbar.

Rated 4 out of 5 stars (42)
5,804 users

G-Hub Lite

Add Google Tabs to Thunderbird! Services supported by G-Hub Lite: Calendar, Contacts, Drive, Docs, Sheets, Slides, Maps, Search, & Voice. Need G Suite / Google Apps support? Check out G-Hub Pro: https://www.schiffner.com/index.php/software/g-hub-pro

Rated 4 out of 5 stars (18)
5,292 users

BorderColors D

Shows a colorful border around the "New Message" window, so you can tell different identities apart.

Builds on the original BorderColors and the "GT" version, adding different border styles.

Rated 4 out of 5 stars (23)
5,055 users

Phoenity Buttons

Adds some toolbar buttons using phoenity icons.

Rated 4 out of 5 stars (15)
3,642 users

Message Header Toolbar Customize

You can change icon display and button order. You can also hide unnecessary buttons.

Rated 5 out of 5 stars (28)
3,426 users

Typical Reply Requires Restart

Provides ability to send/receive typical replies in a team.Provides ability to send/receive typical replies in a team.

Not yet rated
3,422 users

Monterail Full Dark 2 for TB>68

Monterail Full Dark, a Thunderbird theme inspired by the mockup of Monterail

Rated 4 out of 5 stars (20)
3,104 users

Quote Colors & Collapse

Configure text and background colors of quotes in mail and news messages. From up addon version 3 (Thunderbird 91) you can collapse quotes.

Rated 5 out of 5 stars (7)
2,611 users

Full Address Column

Adds a full sender and recipient e-mail column to message list panel.

Rated 4 out of 5 stars (19)
2,562 users

Dark Reader

Dark mode for every email. Take care of your eyes, use dark theme for night and daily messaging.

Rated 4 out of 5 stars (8)
2,500 users

Theme Font & Size Changer (fixed)

Fixed version (no 90 day timer till silent failure) of the popular "Theme Font & Size Changer for Thunderbird" addon

Rated 4 out of 5 stars (72)
2,405 users

No Message Pane Sort

No Message Pane Sort prevents accidental resorting of the message pane by disabling mouse button clicks on the column headers, thus, locking the sorting order of your emails.

It is still possible to sort messages by ctrl-clicking the header.

Rated 5 out of 5 stars (46)
2,381 users

MinimizeToTray Reanimated Requires Restart

MinimizeToTray Reanimated is an application mainly dedicated to Thunderbird to allow its minimization in the systray in one click. It is the update of MinimizeToTray Revived, which is not maintained anymore since the recent versions of Thunderbird.

Rated 4 out of 5 stars (138)
2,244 users