Appearance and Customization

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RainbowNote

Notes with rainbow colors.

Not yet rated
0 users
Added April 13, 2021

ConfirmConversionsAtSelecting

Confirm conversions of e-mail to event and task at selecting thread tree children.

Glory be to God!

Not yet rated
2 users
Added March 30, 2021

Signature sync for Gmail

This extension allows you to automatically use your signature from Gmail accounts in Thunderbird. No longer need to maintain two separated signatures!

Not yet rated
46 users
Added March 6, 2021

Thematic

Quickly switch between your themes or back to the default.

Rated 1 out of 5 stars (1)
167 users
Added March 2, 2021

KeepRunning

Once you close Thunderbird you will no longer be able to see your new emails. This plugin keeps Thunderbird active in the background, meaning you can still receive your new emails after closing the app. Use this when the app is in the startup.

Not yet rated
68 users
Added Feb. 22, 2021

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 (5)
146 users
Added Feb. 22, 2021

TimetableForWeb

Timetable is displayed in browserAction popup.

[Corrected HTML frame in March 21st 2021]

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

I thank God through Jesus Christ.

Not yet rated
6 users
Added Jan. 23, 2021

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 (7)
1,630 users
Added Jan. 21, 2021

Attachment Image Viewer/Slideshow

Viewing images in attachments as full size or thumbnail.

* Show slideshow of attached images
* Zoom image
* Drag zoomed image to choose the displayed region
* Rotate image
* Flip image
* Download dialog: shows a thumbnail of the image

Rated 5 out of 5 stars (2)
421 users
Added Jan. 13, 2021

TaskviewGridLayout

TaskviewLayout has two versions.
One is this TaskviewGridLayout and
another is the existing TaskviewFlexLayout.

TaksviewGridLayout works in Thunderbird version 87.0 ~ 89.0a1.

Praise Stephen Kim Sou-hwan.

January 12th 2021.

Not yet rated
10 users
Added Jan. 12, 2021

Hide Local Folders for TB78++

Removes the 'Local Folders' entry from the folder pane.
(The folder itself will stay existent.)
(Based on the original work of Alex Cabal.)

Rated 5 out of 5 stars (8)
1,043 users
Added Jan. 4, 2021

Toggle Summary

Adds a Toggle Summary button

Not yet rated
11 users
Added Dec. 28, 2020

Toggle Inline

Adds a Toggle Inline button

Rated 5 out of 5 stars (1)
29 users
Added Dec. 28, 2020

Toggle HTML

Adds a Toggle HTML button

Not yet rated
89 users
Added Dec. 28, 2020

AttachmentCount

Adds a column to the Thunderbird message list to always display the true attachment count. An icon is shown for single attachments or all attachments deleted/detached. Tooltip preview of single attachment content and summary for multiple attachments.

Rated 5 out of 5 stars (1)
202 users
Added Dec. 14, 2020

Monterail Darkness Extended

Monterail Dark, a Thunderbird theme inspired by the mockup of Monterail extended to Calendar, Tasks and Composer. Some more tweaks to normalize heights of the tabs and other options.

Rated 4 out of 5 stars (3)
275 users
Added Dec. 13, 2020

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.

Not yet rated
18 users
Added Dec. 10, 2020

Larger Message List

Enlarges the display of the message list, and the folder tree view too

Rated 4 out of 5 stars (5)
180 users
Added Dec. 4, 2020

Smileyfixer

Fixes smileys that show in emails created by Outlook as J.

Rated 5 out of 5 stars (1)
285 users
Added Nov. 26, 2020

Simple Startup Minimizer

This extension will minimize Thunderbird on startup, it is very simple and I didn't put much work into it but it should work on all platforms. Please let me know if you want more features added into it.

Rated 3 out of 5 stars (9)
698 users
Added Nov. 24, 2020