Appearance and Customization

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Show InOut

Adds some columns to the tableview. One shows an indicator wether a mail is incoming or outgoing, other shows the sender, the recipient(s) or the correspondent(s). Columns can be shown as name only, address only or both.

Rated 5 out of 5 stars (40)
302 users
Updated May 16, 2024

Dysclusif

Simplifier la lecture de mails en supprimant l'écriture inclusive

Rated 5 out of 5 stars (1)
12 users
Updated May 16, 2024

Custom Subject Column

Add a column to the message list that replaces the subject with a regular expression

Not yet rated
1 user
Updated May 14, 2024

Toggle Address Box

Adds a Address Box button, toggles the Address Box in the Composer window

Not yet rated
83 users
Updated May 14, 2024

Toggle Message Pane

Adds a Preview Button, toggles the message preview

Rated 5 out of 5 stars (8)
496 users
Updated May 14, 2024

Threaded List Switch

Provides a shortcut to switch threaded message list on or off.

Not yet rated
3 users
Updated May 11, 2024

Quick Spaces

Makes it possible to add custom addresses to the spaces toolbar

Rated 5 out of 5 stars (2)
38 users
Updated May 11, 2024

Full Address Column

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

Rated 5 out of 5 stars (70)
3,983 users
Updated May 9, 2024

Link in Tab

Link in Tab allows you to:
- Left click => open link in new tab
- Left double-click => open link in browser
- Middle click => open link in browser and close current tab

Rated 4 out of 5 stars (4)
582 users
Updated May 7, 2024

Darko

Simple dark mode (theme) for your Thunderbird messages.

FastAddons.com/#darko

Rated 5 out of 5 stars (30)
4,161 users
Updated May 6, 2024

Toggle HTML

Adds a Toggle HTML button

Rated 4 out of 5 stars (8)
1,019 users
Updated May 1, 2024

Group Favorite Folders

An extension for Thunderbird 115+ (Supernova) that groups and sorts favorites folders in the compact view.

Not yet rated
261 users
Updated April 30, 2024

Sender Frequency

Adds a custom column for Sender Frequency to the thread pane

Rated 5 out of 5 stars (11)
266 users
Updated April 30, 2024

Compact Headers

Limits displayed headers to 1 or 2 lines.

Rated 4 out of 5 stars (67)
11,003 users
Updated April 24, 2024

Preferences Button

Adds a Preferences button

Rated 5 out of 5 stars (1)
331 users
Updated April 24, 2024

DevTools Button

Adds a DevTools Button, opens the Developer Toolbox

Not yet rated
868 users
Updated April 24, 2024

Config Button

Adds a Config Button, opens about:config in a dialog or a new tab.

Rated 5 out of 5 stars (3)
1,333 users
Updated April 24, 2024

Next Unread Group (Mark All Read)

Adds a Group button, marks current newsgroup or folder as read and moves to the next unread message

Rated 5 out of 5 stars (3)
113 users
Updated March 27, 2024

Next Unread Thread (Mark All Read)

Adds a Thread button, marks current thread or conversation as read and moves to the next unread message

Rated 5 out of 5 stars (4)
123 users
Updated March 27, 2024

Toggle Inline

Adds a Toggle Inline button

Rated 5 out of 5 stars (1)
110 users
Updated March 18, 2024