Add-ons
Message Composition
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SmartTemplates
SmartTemplates offers an easy and powerful way to automatically create customized replies by auto-inserting various mail headers. Templates can be created for every mail identity, Stationery files can now be imported and used directly.
8,270 users -
*cloud - FileLink for Nextcloud and ownCloud
Upload large attachments to your Cloud and send the link by email
13,078 users
Most Popular See all »
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Create and Save or Send Multiple Individual and Personalized Messages from a Draft68,775 users -
True "Send Later" functionality to schedule the time for sending an email.63,470 users -
Switch the signature on/off or choose a new one from your predefined set.40,932 users -
Allows you to use your Exchange email accounts that use Outlook Web Access (OWA) with Thunderbird37,376 users -
Uploads your large attachments to your Dropbox instead of sending them by email. This uses Thunderbird's FileLink feature.25,871 users
Top Rated See all »
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Highlights selected text when composing emails. Default colour is yellow - other colours are available via Options.
(Works only during writing an e-mail, i.e. only in the compose window.)3,569 users -
Upload large attachments to your Cloud and send the link by email13,078 users -
Thunderbird HTML editor. This add-on adds a HTML tab to the composition window where you can see and edit the HTML source of the message.17,030 users -
Check that number of non-BCC recipients does not exceed a parameter.465 users -
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。
それを実現するためのアドオンです。1,638 users -
Macro Template is to replace mail templates with macros for date formatting.138 users
Recently Added See all »
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Traffic light protocol extension for Thunderbird, messages are customizable in the option page.0 users -
Adds a Address Box button, toggles the Address Box in the Composer window0 users -
When reply to all is used, move original To: recipients to Cc:
Also forces "Cc:" to be displayed on all new messages.
GitHub Repo: https://github.com/cyb3rmonk/reply-all-auto-cc48 users -
Insert standard text blocks in an easy way in composer. No mouse: done by keyboard.
Type br<ctrl-d>, it converts to best regards. #c is cursor position.
Make a list of shortcut-replacements in the addon settings. Replacements may be multiline.50 users -
A revival of the popular Markdown-Here addon for Thunderbird 78 and beyond.
Markdown Here Revival is a Thunderbird extension that lets you write emails in Markdown and render them as HTML before sending.460 users -
Clean up the display of links rewritten by Microsoft ATP Safe Links when reading and composing mail, so the original links can easily be viewed and copied, while retaining the rewritten addresses as the actual target of all links.46 users
See all 141 extensions in Message Composition »
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