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G Suite in tab

Now you can open G Suite App in Thunderbird tabs. (Calendar, Contacts, Keep, Task and Drive)

Rated 5 out of 5 stars (7)
1,423 users

Minimize on startup

Minimize thunderbird window on startup!

Rated 4 out of 5 stars (7)
3,350 users

Compose Responsive Images

When writing new emails, newly inserted images are made responsive by setting style="max-width:100%" and removing width/height attributes.

Rated 5 out of 5 stars (1)
149 users

Group Favorite Folders

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

Not yet rated
256 users

CloneMessage

When composing an email, CloneMessage allows you to duplicate the current state of the email.

Rated 5 out of 5 stars (1)
129 users

MoreLayouts

Adds additional Wide Thread View and Stacked View to Thunderbird along with Reversed views. Plus configurable Fullscreen F11 and Message Pane F8 toggles. Also starring Vertical Tabs.

Rated 5 out of 5 stars (11)
108 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 (15)
4,128 users

Proton Calendar Toolbar Button

Adds a Proton Calendar button to the toolbar. The button simply opens a new tab with the https://calendar.proton.me webpage.

Rated 5 out of 5 stars (7)
625 users

changeQuote

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 (22)
1,528 users

FindTasksButton

1) Add Find Task button.
2) Add tasks filter menu list.
3) Add the menu list filtering tasks by priority.
4) Make sure of task tree array length and n-th record.

Hi, Mom.
I pray for my and your mother's good health.

From a middle-age son.

Rated 1 out of 5 stars (1)
1 user

Thunvatar

Adding a column with the favicon of sender's domain to the message list

Rated 5 out of 5 stars (11)
10 users

Get All Mail Button for TB78++

Adds a toolbar button to get all new messages for all accounts in Thunderbird. When clicked, it does the same as the default button "Get Messages" dropdown menu entry "Get All New Messages".

Rated 5 out of 5 stars (16)
1,271 users

LeftTodaySubpaneOrLogoOrClock

Append today subpane to left top or append logo or clock to left bottm.

send a gift to a friend Eunjo.

Updated as of 2021-03-31.
Updated as of 2021-08-04 for Thunderbird version 90s.

Not yet rated
4 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
41 users

archive-by-time

With the filter function comes with thunderbird, all emails met rules will be moved to a specific folder. As time passed the folder would grew bigger and I wanted to put all emails into sub folders classified by year.

Not yet rated
93 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 (30)
464 users

ResizeTbWidth

Resize Thunderbird window width.
Set window with three widths (1/1 (1920px), 1/2 (960px), 1/3 (640px)).

July 3rd 2021.

I love God.

Sungho.

Not yet rated
57 users

Toggle Message Pane

Adds a Preview Button, toggles the message preview

Rated 5 out of 5 stars (8)
487 users

Custom Subject Column

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

Not yet rated
13 users

Message List Preview

*Show a message preview in the subject field of the message list.
*Enlarge the subject column to display more text of the preview.
*Hover over subject to see even more preview in a tooltip.
*'Stripe' display of message list for clearer view.

Not yet rated
0 users