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.
8,671 users -
*cloud - FileLink for Nextcloud and ownCloud
Upload large attachments to your Cloud and send the link by email
11,538 users
Most Popular See all »
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Create and Save or Send Multiple Individual and Personalized Messages from a Draft68,628 users -
True "Send Later" functionality to schedule the time for sending an email.56,862 users -
Switch the signature on/off or choose a new one from your predefined set.39,378 users -
Allows you to use your Exchange email accounts that use Outlook Web Access (OWA) with Thunderbird36,826 users -
Uploads your large attachments to your Dropbox instead of sending them by email. This uses Thunderbird's FileLink feature.23,268 users
Top Rated See all »
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Upload large attachments to your Cloud and send the link by email11,538 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.16,101 users -
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.)1,383 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。1,719 users -
Quickly choose one of the previously selected colors for a message text552 users -
Check that number of non-BCC recipients does not exceed a parameter.390 users
Recently Added See all »
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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.56 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.15 users -
Read an e-mail, hit Autofile button and it is filed / moved to the right mail folder based on the sender's address. No drag/drop needed.
Autofile can discover folders to store each author mail. Will save you lots of time like defunct filemail.35 users -
Use @ to mention somebody on an email to link and add to the CC.60 users -
Replace placeholders with date and time as you type.
入力画面の件名、本文内の各プレースホルダを日時や曜日等の文字列に置換します。8 users -
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.)1,383 users
See all 139 extensions in Message Composition »
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