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.
4,371 users -
*cloud - FileLink for Nextcloud and ownCloud
Upload large attachments to your Cloud and send the link by email
37,792 users
Most Popular See all »
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True "Send Later" functionality to schedule the time for sending an email.114,987 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft76,352 users -
Check your emails for spelling and grammar issues72,059 users -
Switch the signature on/off or choose a new one from your predefined set.59,397 users -
Uploads your large attachments to your Dropbox instead of sending them by email. This uses Thunderbird's FileLink feature.55,321 users -
Securely encrypt and upload large attachments to any Send service instance (formerly Firefox Send).49,168 users
Top Rated See all »
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Quickly choose one of the previously selected colors for a message text1,883 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。646 users -
Macro Template is to replace mail templates with macros for date formatting.560 users
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Default "Reply" functionality pays attention to "Reply-To" in original email93 users
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It permits just with a single click to copy an emoji.
There is a search-box and the "Most used emojis" section (the first one).
If you want to send feedback or report bug, please go to https://github.com/Sav22999/emoji6,113 users -
Edit emails in external editors such as Vim, Neovim, Emacs, etc.365 users
Recently Added See all »
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This plugin lets you store different profiles with CC, To, Subject and Signature values. Perfect if you need to send emails with similar details often.1 user
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Adds a button in the toolbar for Skype Web. Icon source: https://www.flaticon.com/free-icon/skype_1616732615 users -
This AddOn offers a function of autocorrection / auto text replacement. You can save a shortcut and a replacement and it will replaced automaticly if you type your new eMail text.32 users -
Integrates ChatGPT with Thunderbird for quick and easy access to its conversational AI capabilities.193 users
See all 210 extensions in Message Composition »
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