Add-ons
Message and News Reading
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Microsoft 365 Link Opener
Open a shared link of a SharePoint or OneDrive file directly with the right app, instead of the browser.
TitleCase For Thunderbird
Requires Restart
Transform strings into Title Case, Proper Case, Start Case, Camel Case, Upper Case, and Lower Case. Highlight your text and only changing what you highlighted.
Any key
Requires Restart
Allows typing into phonetic Russian, Ukrainian, Amharic, Arabic, Armenian, Hindi Davangari, Hebrew, Mongolian, greek... transforming translit into the choosen language...
Paste Feed Location
Requires Restart
Fix bug 296542 by adding a Paste context menu to the Feed Properties (add subscription) dialog.
KundenMeister CRM Mail Export
An mail export add-on from KundenMeister to export the mails from user to KundenMeister portal after authentication.
Google Docs Viewer (PDF, DOCX, PPTX, XLSX, etc...)
Requires Restart
View publicly-accessible PDF, DOCX, PPTX, XLSX, among other files online with Google Docs by only 2 clicks. Click as usual for your default viewer. Support bookmarked URLs. Security and your explicit viewing intention are always honored.
Quick Filter By
A simple extension that sets the Quick Filter based on the selected message fields. You can filter by either selecting "Quick Filter By" in the message list context menu or simply by alt-clicking on the message's sender, recipient or subject text.
Slideshow
Requires Restart
Displays a slideshow of picture attachments. When email has attached pictures, it displays "View as Slideshow" button next to the attachment. Button click pops a slideshow window with all the images, allowing you to zoom in/out, save...
Unmangle Microsoft ATP Safelinks
Users of outlook.com and o365 who have Advanced Thread Protection enabled will have all URL's in emails changed to redirect them to an Microsoft filter before opening. This is a bad idea.
This plugin will change the URL back to the original value.
TabControl
Notepad (QuickFox)
KbdMover
Requires Restart
Adds the ability to move mail from the keyboard with keystroke saving features similar to partial-completion-mode in Emacs...
Email Addresses in Message Headers
Requires Restart
Shows email addresses in message headers, including those of contacts, and provides control over message header presentation.
Reply All Control
Requires Restart
Allows you to disable the ability to use Reply All when your email address does not appear in the To: or CC: fields. This usually means you've been BCC'd and Reply All might reveal the sender's sinister plot.
Toggle Summary
From/To Column
Requires Restart
Add a “From/To” column which shows the recipient if you are the sender.
Quickfile
Requires Restart
Quickfile is an extension for Mozilla Thunderbird which initially aimed to speed up filing of messages into your mail folder heirarchy but now includes features for navigation and folder creation...
Winmail Opener Bridge
Requires Restart
Opens attached winmail.dat by Winmail Opener automatically.
OrderAttTo create your own collections, you must have a Mozilla Add-ons account.
