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Thunderbird Todoist

Extension to add emails as tasks to Todoist.

Rated 5 out of 5 stars (10)
1,003 users

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.

Rated 5 out of 5 stars (5)
1,510 users

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 3 out of 5 stars (5)
280 users

POPFile Jump

POPFileのリンク(x-popfile-linkヘッダーのURL)を開く拡張機能です。PopFileの振り分け機能の学習を直すときに便利です。

インストールするとツールバーにPOPFile Jumpのボタンが表示されるので、メールを選択してボタンを押してください。

POPFile:
http://getpopfile.org/docs/jp

Not yet rated
20 users

DeepDark for Thunderbird Requires Restart

Dark mode for Thunderbird UI

Rated 5 out of 5 stars (44)
103 users

Thunderbird OpenProject

Extension to add tasks to OpenProject

Rated 4 out of 5 stars (1)
65 users

YouTube Video Downloader

The Complete Guide to YouTube Video Downloader Converter Tool and How They Can Help You Easily Download and Convert Videos from YouTube.

Rated 5 out of 5 stars (1)
67 users

KundenMeister CRM Mail Export

An mail export add-on from KundenMeister to export the mails from user to KundenMeister portal after authentication.

Rated 4 out of 5 stars (6)
39 users

Auto Mark As Read

Automatically mark incoming messages as read if they are in one of selected folders.
An attempt to revive & enhance 'Mark Junk Read' by Alex Cabal

Rated 5 out of 5 stars (3)
187 users

Minimize on Close

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

Rated 4 out of 5 stars (82)
35,927 users

Empty Folder

Adds a context option to mail folders for moving all included messages to trash.

Rated 4 out of 5 stars (13)
229 users

TabControl

Automatically close old tabs when opening new mails.

Rated 5 out of 5 stars (3)
247 users

Confirm-Address2 Requires Restart

Confirm E-mail addresses before sending mail.
This is forked from https://github.com/Meatian/confirm-address and works with Thunderbird 68.

Rated 5 out of 5 stars (2)
180 users

Colored Folders Requires Restart

Add colors to your folders in Thunderbird!
Must-have for better organisation + intuitive and speedy workfow...

This is project "Color Folders" (originally by Fisheater), corrected, resurrected, restaurated, extended and republished.

Rated 4 out of 5 stars (151)
3,290 users

Check Domain NG Requires Restart

This is a fork of "Check Domain" addon, which can run on 68 version of Thunderbird.

Rated 3 out of 5 stars (2)
1 user

Open In Conversation Requires Restart

Make the default message list action be "Open Message in Conversation" when double-clicking or using the "Enter" key to open an email from the message list.

Rated 5 out of 5 stars (3)
30 users

InfoCodex DocSummarizer

Intelligent document and mail summarization tool based on the artificial intelligence of InfoCodex. Create better summaries chapter-by-chapter and tag them in your preferred language.

Rated 1 out of 5 stars (1)
8 users

Thematic

Quickly switch between your themes or back to the default.

Rated 1 out of 5 stars (1)
450 users

OpenFolder

This add-on makes it easy to open folders on a file server.

In order to use the add-on, you need to install two things: the add-on and the linked app.
You can download the linked app from the following website.

https://openfolder.net/

Rated 3 out of 5 stars (2)
155 users

ThunderWebTabs

Opens Google Keep, Google Photos, Android Messages or any other website in Thunderbird's tab.

Users who encounter "Browser not supported errors" should try changing their User Agent. For more details, please visit the "Support site".

Rated 5 out of 5 stars (1)
255 users