Add-ons
Message Composition
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*cloud - FileLink for Nextcloud and ownCloud
Upload large attachments to your Cloud and send the link by email
40.388 users -
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.
4.088 users
Most Popular See all »
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True "Send Later" functionality to schedule the time for sending an email.128.410 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft81.766 users -
Check your emails for spelling and grammar issues79.096 users -
Switch the signature on/off or choose a new one from your predefined set.60.175 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.)57.223 users -
Securely encrypt and upload large attachments to any Send service instance (formerly Firefox Send).54.281 users
Top Rated See all »
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Quickly choose one of the previously selected colors for a message text1.954 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。465 users -
Macro Template is to replace mail templates with macros for date formatting.628 users
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Default "Reply" functionality pays attention to "Reply-To" in original email60 users
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Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).43.650 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft81.766 users
Recently Added See all »
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Automatic out-of-office reply: custom text, account(s), date window. Note: only works while Thunderbird is running.0 users
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Files your sent message and the replied-to or forwarded message right after sending — across accounts and servers, into folders of your choice, with tags. Everything that belongs together in one place.2 users -
A simple and reliable browser alarm extension. Create alarm and never miss important tasks, meetings, or events7 users -
Alternative tab-based composer for Thunderbird with rich text editor, address book integration, and direct sending support.1 user -
Detección en tiempo real de spam y phishing en Zimbra. Bloquea enlaces peligrosos con Safe Browsing, PhishTank y URLhaus.2 users
See all 325 extensions in Message Composition »
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