Up & Coming Extensions

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Stationery Requires Restart

Extension to mimic Outlook Express Stationery.
Allow you to use HTML files as templates for mail. Also allow custom template in replies or forwarded mail!

Rated 4 out of 5 stars (168)
924 users

Lightning Invitation Notifier | LIN

This extension is an extension to Mozilla Lightning for Thunderbird.
It shows a toast message and opens the invitations window when an invitation arrives.

Rated 4 out of 5 stars (2)
1,874 users

WarnAttachment

WarnAttachment shows an additional dialog to confirm potentially dangerous attachments. Some attachments like executables etc. are completely blocked. This reduces the risk of malware especially for inexperienced users.

Rated 4 out of 5 stars (13)
2,596 users

Unsubscribe

Lightweight solution to simplify unsubscribing from newsletters

Rated 3 out of 5 stars (16)
1,525 users

Start with Inbox

Selects the latest message in the Inbox after start of Thunderbird.

Rated 4 out of 5 stars (21)
1,859 users