Appearance and Customization

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Email Addresses in Message Headers Requires Restart

Shows email addresses in message headers, including those of contacts, and provides control over message header presentation.

Rated 3 out of 5 stars (2)
7 users

Tab Wheel Scroll

Switch tabs by scrolling with the mouse wheel in the tab bar.

Rated 4 out of 5 stars (162)
23 users

Show Calendar Week Requires Restart

Shows the calendar week Thunderbird/Lightning calendar's moth and multi-week view.

Rated 5 out of 5 stars (6)
2 users

Thunderkey

Lets you perform common email tasks using keyboard shortcuts.

Rated 5 out of 5 stars (2)
5 users

Lightning Reminder Left Buttons Requires Restart

Tired to mistakenly press that "Dismiss All" button? Move the Lightining Reminder "Snooze all for" and "Dismiss All" buttons to the LEFT!
... and from version 2.0 you can keep them on the RIGHT, but swapped!

Rated 3 out of 5 stars (2)
10 users

Quick Spaces

Makes it possible to add custom addresses to the spaces toolbar

Rated 5 out of 5 stars (2)
34 users

Thematic

Quickly switch between your themes or back to the default.

Rated 1 out of 5 stars (1)
466 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 (43)
438 users

TileNote

Tile notes, I provide this web app. to Mozilla Thunderbird users.
This is a derivative of RainbowNote, 7 colorful week notes, with tile like shapes.

Not yet rated
40 users

TreeChildrenHeight50OrDottedTreeCell

Adjust tree children heights to 50px.
After clicking menu button, please, move mouse pointer to tree. if so, heights are changed at hovering or clicking a tree child.

To Hyun-geol who I like.

Oh, my Jesus.

December 10th 2020.

Rated 3 out of 5 stars (1)
6 users

No Small Text

Set a minimum text size for all web content. Use the toolbar button to switch it on and off. NEW: Three preset sizes. NEW: Use mouse scroll on the toolbar button.

Rated 4 out of 5 stars (21)
25 users

Pywalfox

Dynamic theming of Thunderbird using your Pywal colors.

https://github.com/Frewacom/pywalfox

Rated 3 out of 5 stars (6)
290 users

AddressBook in Tab Requires Restart

Adds a button that can be put in toolbars which opens the addressbook in a new tab like pastismans AddressBookTab

Rated 4 out of 5 stars (20)
100 users

Color Transform

Transform the colors of entire web pages or selected elements. Combine predefined themes with basic transforms. Save transforms for specific web domains.

Rated 4 out of 5 stars (25)
5 users

TaskDescriptions

Thank you to like this add-on up to now.
TaskDescriptions end in Thunderbird version 78s.

Now on, I start development of independent window entity programs.

August 01st 2021.

Sungho.

Not yet rated
9 users

Customizable LDAP AddressBook Auto Complete Requires Restart

Provides (restores) customizability of auto complete items for LDAP addressbook items, and more features.

Rated 5 out of 5 stars (2)
0 users

onedrivewebapp

Adds browser action icon to toolbar to open OneDribe. See https://thunderbird-essentials.thomas-bandl.de/wordpress/2020/10/04/microsoft-onedrive-button/

Rated 4 out of 5 stars (1)
69 users

QuickFilterPlus

Adds personal filters to quickfilter toolbar

Rated 4 out of 5 stars (1)
1 user

YouTube RSS feed redesign

Adds YouTube thumbnails to RSS feed entries

Not yet rated
56 users

TimetableForWeb

Display just previous schedule.
Update current time schedule.
Good to update future schedule too.

REQUIREMENTS:
1. 1920 x 1080 RESOLUTION
2. 100% MAGNIFICATION

I thank God through Jesus Christ.

Not yet rated
14 users