Add-ons
Miscellaneous
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Click Speed Tester
Test your click speed and practice different clicking techniques.
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
Check Domain NG
Requires Restart
This is a fork of "Check Domain" addon, which can run on 68 version of Thunderbird.
Messenger - Quick Access
Quick Access to Facebook Messenger in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Shift-Delete Controller
Requires Restart
Controls shift-delete button behavior. Confirmation dialog is optionally displayed in user defined...
FileLink provider for WebDAV
Featured
Uploads your large attachments to your WebDAV account instead of sending them by email.
Telegram - Quick Access
Quick Access to Telegram Web in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Seafile Filelink2
Check Time
URL Link
URL Link is a small Thunderbird extension that allows you to select a non-URL in a mail/news message or web-page, and open it in a browser window.
Open Google Keep
White Screen
Use white screen test to detect dead pixels, stuck pixels, and other display defects.
Proton Mail - Quick Access
Quick Access to Proton Mail in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Slack - Quick Access
Quick Access to Slack in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Scriptable Notifications
Allows you to define an external script (bash, batch, python, ...) which is called so you can manage mail notifications / alerts the way you want.
Snap/Flatpak versions of Thunderbird not supported.
DeepL Selected TextTo create your own collections, you must have a Mozilla Add-ons account.
