Appearance and Customisation

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DevTools Button

Adds a DevTools Button, opens the Developer Toolbox

Not yet rated
31 users
Added Feb. 15, 2020

Toggle Message Pane

Adds a Preview Button, toggles the message preview

Rated 5 out of 5 stars (1)
65 users
Added Feb. 15, 2020

Config Button

Adds a Config Button, opens about:config in a dialog

Rated 5 out of 5 stars (2)
84 users
Added Feb. 15, 2020

Compact Headers

Limits displayed headers to 2 lines. Currently a toolbar button, version 2 adds a twisty to the header area and removes the toolbar button.

Rated 4 out of 5 stars (1)
66 users
Added Feb. 15, 2020

Search Button

Toolbar button to invoke message search dialog window.

Symbolleistenschaltfläche, um das Dialogfeld für die Nachrichtensuche aufzurufen.

Rated 5 out of 5 stars (1)
243 users
Added Feb. 3, 2020

DeepDark for Thunderbird Requires Restart

Dark mode for Thunderbird UI

Rated 5 out of 5 stars (25)
5,730 users
Added Jan. 31, 2020

New QuoteColors Requires Restart

Updated QuoteColors for thunderbird v68x

Rated 3 out of 5 stars (5)
200 users
Added Jan. 20, 2020

TaskviewStyles

Change taskview styles

Not yet rated
1 user
Added Jan. 7, 2020

Monterail Full Dark 2 for TB>68 Requires Restart

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

Rated 4 out of 5 stars (7)
1,984 users
Added Nov. 18, 2019

Monterail Dark 2 for TB>68 Requires Restart

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

Rated 4 out of 5 stars (7)
1,612 users
Added Nov. 18, 2019

Just Restart_TB68! Requires Restart

Restart application with Ctrl+Shift+Z.

Quick restart if many windows are open, or while developing addons.

Rated 2 out of 5 stars (1)
145 users
Added Nov. 14, 2019

Minimize on Close Requires Restart

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

Rated 4 out of 5 stars (23)
9,727 users
Added Oct. 27, 2019

G Suite in tab Requires Restart

Abrir URL de G Suite en pestañas (por el momento solo están los botones de Calendar y Keep)

Not yet rated
160 users
Added Oct. 13, 2019

M-Hub Lite

Add Microsoft Office 365 Tabs to Thunderbird! Services supported by M-Hub Lite: Calendar, People, OneDrive, Word, Excel, PowerPoint, & Bing. Need business or enterprise support? Get M-Hub Pro: https://www.schiffner.com/software/m-hub-pro

Rated 1 out of 5 stars (1)
179 users
Added Oct. 3, 2019

changeQuote Requires Restart

It's an extension that changes the format of reply header.
You can choose between the standard Thunderbird reply header, a detailed reply header or a Customized reply header.
You can configure it in the Tools ->“Add-on Preferences -> changeQuote.

Rated 4 out of 5 stars (7)
779 users
Added Sept. 4, 2019

OppositeTodaySubpane

Today subpane is a emblem of Thunderbird.
When today pane is hidden for a wide view,
someone feels sorry not to have this today subpane on screen.
It is to remain today subpane on folder and subscription pane.
send a gift to a friend Eunjo.

Not yet rated
16 users
Added Aug. 17, 2019

TaskviewLayout

Put task view up to read document of long sentences.
Put task view neutrally to read tree lists.
Put task view vertically to read document in which records are many.
praise Cardinal Soo-Hwan, Kim.

Rated 1 out of 5 stars (2)
36 users
Added Aug. 9, 2019

Night and Day Dynamic

A theme that switches between sun and moon based on time of day.

This is the canonical example dynamic theme published by Mozilla: https://github.com/mdn/webextensions-examples/tree/master/dynamic-theme

Rated 4 out of 5 stars (1)
1,276 users
Added July 27, 2019

Phoenity Icons Requires Restart

Phoenity icons for Thunderbird

Rated 5 out of 5 stars (8)
3,790 users
Added July 12, 2019

X-Spam-Score Column Requires Restart

Adds a column for the X-Spam-Score header.

Rated 5 out of 5 stars (1)
11 users
Added July 10, 2019