Add-ons
Featured Extensions
Sort by:
DKIM Verifier
Thunderbird Conversations
Featured
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.
Display Mail User Agent T
Featured
Displays the mail program with which the selected mail was written
*This addon is compatible with Thunderbird after Web Extesnsions support. Since development and operation check are done on Daily, it may not work on normal Thunderbird.
Add-on Compatibility Check
Featured
Checks all installed add-ons for compatibility with Thunderbird ESR (yearly updates) and Thunderbird Release (monthly updates).
CardBook
Featured
A new Thunderbird address book based on the CardDAV and vCard standards.
Twitter: @CardBookAddon
SmartTemplates
Featured
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.
Extract 'Em!
Featured
Extracts attachments from messages within an account or folder, with the option to select specific attachments. By default, extracted attachments are saved to a .zip file.
*cloud - FileLink for Nextcloud and ownCloud
Featured
Upload large attachments to your Cloud and send the link by email
AutoarchiveReloaded
Featured
Archiviert E-Mails automatisch (Verbesserte Version vom "Autoarchive" Add-on)
FileLink provider for WebDAV
Featured
Uploads your large attachments to your WebDAV account instead of sending them by email.
To create your own collections, you must have a Mozilla Add-ons account.
