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Copy Address

Copy email address to clipboard.

Rated 4 out of 5 stars (12)
1,769 users

Expand mailing lists

Adds an 'expand lists' button to the compose window. It replaces all mailing lists with their contacts.

Rated 5 out of 5 stars (2)
806 users

Add to Mailing list

Add the current email (sender) to an existing mailing list.

Rated 2 out of 5 stars (4)
525 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
23 users

Unsubscribe

Lightweight solution to simplify unsubscribing from newsletters

Rated 3 out of 5 stars (16)
1,881 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 (8)
1,667 users

Zeiler-Sutto Latin Dictionary

Novum dictionarium orthographicum ad usum cursus electronici. Centum et triginta milia sermones (ex opera Sallustis, Ciceronis, Cæsaris, Ovidi, Vergili, Catulli, Taciti, Senecæ, Nepotis) continet. Carolus Zeiler & Johannes Petrus Sutto præparaverunt.

Not yet rated
179 users

CPS Test Pro

Test your CPS (clicks per second) and practice different clicking techniques.

Not yet rated
2 users

QuickOWL

Quickly Open Web Links using custom context menu with selected text as input

QuickOWL saves one's time in copying text from email and pasting in browser page to do some action or searching.

Rated 5 out of 5 stars (1)
88 users

Recently

Recently is a small Mozilla Thunderbird extension for having the most recent contacts at hand

Not yet rated
70 users

Autocopy 78+

Automatically copy any text in an email when the text is selected.

Rated 4 out of 5 stars (7)
237 users

Venetan

Venetan spellchecker for Firefox, Thunderbird, and SeaMonkey using the spelling of Mauro Trevisan.

To enable, right-click in a multi-line text box, select "Check Spelling", then select "Languages" and then "venetan".

Not yet rated
22 users

Tagalog/Filipino Dictionary

A Tagalog/Filipino Dictionary (tl) for Pale Moon, Firefox, Thunderbird, and SeaMonkey.

Not yet rated
1 user

Thunderbird Addons Test Requires Restart

This addon is completely defunct and merely for internal testing purposes. Don't expect it to do anything.

Rated 1 out of 5 stars (1)
1 user

Spanish (Mexico) Dictionary

Spanish (Mexico) spell checker dictionary

Rated 5 out of 5 stars (1)
7,840 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)
323 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 (95)
42,770 users

Copy Patch

Copy email content to clipboard for application as patch. Applies some filters, e.g. Outlook Safe Link unmangling, to ensure patch cleanness.

Rated 5 out of 5 stars (2)
92 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 (4)
289 users

Thunderbird OpenProject

Extension to add tasks to OpenProject

Rated 3 out of 5 stars (3)
110 users