Add-ons
Message and News Reading
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Paste Feed Location
Requires Restart
Fix bug 296542 by adding a Paste context menu to the Feed Properties (add subscription) dialog.
Hide Horizontal Scrollbar
Requires Restart
Hides the unnecessary horizontal scrollbar in wide layout view.
KbdMover
Requires Restart
Adds the ability to move mail from the keyboard with keystroke saving features similar to partial-completion-mode in Emacs...
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...
WebChanges
Zendesk Widget
Requires Restart
Provides a simple integration with Zendesk by displaying some information about the ticket when you open the notification mail for the ticket
This extension is not affiliated with Zendesk in any way. The Zendesk logo is (c) by Zendesk.
Scroll To Key
Requires Restart
When moving from Outlook, I was missing the function to scroll to a message in the active folder by entering a letter or short strings. I am also still missing the possibility to first sort descending by date and then keep that sort order when...
Newsgroup Links
Requires Restart
Displays a link to the Google groups url of a newsgroup post, and an option to copy it.
mouseless
Requires Restart
I did my best so that operation might be possible with a keyboard...
No application/applefile
Requires Restart
Prevents storing of the MIME Type "application/applefile".
Hide Badge Icon
Requires Restart
Hides the badge for new messages of the Thunderbird app icon on Mac OSX.
Soapy
Requires Restart
Bypasses DNS-based censorship
NOTE: This was created as a SOPA protest in 2012. This does not work anymore for most sites. Use Tor instead.
PECindolor
Archived Link
Requires Restart
Archived Link displays the URL of the Archived-At email message header field (RFC-5064) as a hyperlink.
Limit_Offline_Message_Size Button
Requires Restart
Limit the size of a message to download with a single click of the button for slow (and/or expensive) network connection.
Quick access to Tools->Account Settings->Disc Space->"To save disk space, do not download: Messages larger than XXkB"
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