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Markdown Here Requires Restart

Write your email in Markdown, then make it pretty.

Rated 4 out of 5 stars (46)
33 users

Email signature for Thunderbird - WiseStamp Requires Restart

Switch Thunderbird email signatures. Supports Gmail, Yahoo, AOL & Outlook webmails. Youtube, Facebook, Twitter icons & more

Rated 2 out of 5 stars (8)
10 users

Sender Address Columns Requires Restart

Adds optional columns to the Thread Pane to allow sorting email messages by:
* Full sender address -- e.g. "someone@example.com"
* Sender's domain -- e.g. "example.com"
* Sender's local part -- e.g. "someone"
* Sender's TLD -- e.g. ".com"

Rated 5 out of 5 stars (5)
5 users

Flexible Identity Requires Restart

Selects an identity based on the recipients list when sending an email

Rated 4 out of 5 stars (39)
207 users

BccBlocker Requires Restart

A ThunderBird extension to prevent the use of the Bcc field.

Bcc is the worst thing ever.
It kills transparency inside an organization.
If you use the Bcc feature, you should ask yourself why..

Not yet rated
0 users

Planteen Host Email Requires Restart

This is the official quick access link for Planteen Host Email. Plenty of FREE extras! Business and Corporate class email. Use your own domain, reliable, secure and access from any device.

Not yet rated
0 users

Scan'Mail Requires Restart

Scan'Mail is a QR Code generator that allows you to transfer easily information from your mail client to your mobile phone.

Rated 4 out of 5 stars (7)
44 users

PennyPost Requires Restart

This extension makes it very easy to generate and attach stamps to outgoing mail. It also automatically detects and verifies stamps on incoming emails. The MBound algorithm requires a 16MB fixed table to work, HashCash is more CPU intense.

Rated 5 out of 5 stars (4)
0 users

Firedrive for Filelink Requires Restart

Add Firedrive support to Thunderbird's Filelink feature.

Rated 4 out of 5 stars (3)
0 users