Up & Coming Extensions
Compressor for attachment files. All platforms are supported (Windows, Linux and Macintosh).
This extension is to display the warning dialog when you send mail for multiple domains.
Provides ability to create E-mail accounts for specific ISP via the account creation wizard.
Confirm E-mail address before sending mail
Confirm mail address and attachments based on flexible rules.
Enable you to arrange the tag sequences in their listbox.
Allow you to add a Address Move Button to mail compose window.
This Thunderbird addon let you customize the behaiour of the IMAP quota statusbar panel.
This add-on provides features to avoid sending emails to wrong addresses. Key features are a confirmation window of recipient's addresses upon sending, name and affiliation look up at mail composition and main windows, and safe auto completion.
You can set Any Confirmation Message before Send.
Removes comment, display name automatically from addresses before sending mail.
Profile Buttons No Restart
A button to be able to open the profile folder, along with two buttons to create profiles, and also switch the current profile.
Provides keyboard shortcuts for filing messages into nine configurable "favorite" folders using user-defined keys. Also provides a simple filter system with a keyboard shortcut to file the currently selected message(s) into the correct folder.
Thunderbird は Outlook のようにアドレス全選択からの「一括コピー」ができません。
May be send an email to have your work routine.
Mail Settings (To / Cc / Bcc / Return / Subject) etc.
This extension is by creating a simple formatting, you can complete the address written in two steps
A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.
Report spam is a Thunderbird plugging to report antispam errors. A new button is added to header tool bar in order to signal a message as a false positive (a ham that is tagged as spam) or a false negative (a spam not tagged as spam).