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.
4,300 users -
*cloud - FileLink for Nextcloud and ownCloud
Upload large attachments to your Cloud and send the link by email
37,607 users
Most Popular See all »
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True "Send Later" functionality to schedule the time for sending an email.114,852 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft75,911 users -
Check your emails for spelling and grammar issues71,643 users -
Switch the signature on/off or choose a new one from your predefined set.57,984 users -
Uploads your large attachments to your Dropbox instead of sending them by email. This uses Thunderbird's FileLink feature.54,986 users -
Securely encrypt and upload large attachments to any Send service instance (formerly Firefox Send).49,107 users
Top Rated See all »
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Quickly choose one of the previously selected colors for a message text1,874 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。635 users -
Macro Template is to replace mail templates with macros for date formatting.557 users
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Default "Reply" functionality pays attention to "Reply-To" in original email95 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/emoji6,170 users -
Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).47,690 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.4 users
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Adds a button in the toolbar for Skype Web. Icon source: https://www.flaticon.com/free-icon/skype_1616732617 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.36 users -
Integrates ChatGPT with Thunderbird for quick and easy access to its conversational AI capabilities.204 users
See all 210 extensions in Message Composition »
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