Add-ons
Message Composition
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SmartTemplate4
SmartTemplate⁴ 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.
9,576 users -
*cloud - FileLink for Nextcloud and ownCloud
Upload large attachments to your Cloud and send the link by email
4,975 users
Most Popular See all »
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True "Send Later" functionality to schedule the time for sending an email.83,823 users -
Switch the signature on/off or choose a new one from your predefined set.64,207 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft64,023 users -
Allows you to use your Exchange email accounts that use Outlook Web Access (OWA) with Thunderbird33,553 users -
Check the message contents and addresses before you send the message...20,948 users
Top Rated See all »
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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.12,290 users -
Upload large attachments to your Cloud and send the link by email4,975 users -
True "Send Later" functionality to schedule the time for sending an email.83,823 users
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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。1,829 users -
Default "Reply" functionality pays attention to "Reply-To" in original email467 users
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Create and Save or Send Multiple Individual and Personalized Messages from a Draft64,023 users
Recently Added See all »
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Quick & easy PGP encryption / decryption tool
* Save & use many public encryption keys to encrypt mail content
* Save & use many private decryption keys to decrypt mail content
Using openPGP.js
Open Source
https://github.com/pgpgeek/pgpgeek1 user -
Adds an 'expand lists' button to the compose window. It replaces all mailing lists with their contacts.2 users -
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Check that number of non-BCC recipients does not exceed a parameter.2 users -
Upload large attachments to your Cloud and send the link by email4,975 users
See all 125 extensions in Message Composition »
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