DeniUrgo

by demiurgo

11 Add-ons in this Collection

ImportExportTools by Paolo "Kaosmos"

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Experimental

Rated 4 out of 5 stars 139 reviews

322,225 users

Adds some tools to import and export folders and messages

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 188 reviews

156,613 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 177 reviews

75,020 users

Switch the signature on/off or choose a new one from your predefined set...

CompactHeader by jmozmoz

Rated 5 out of 5 stars 171 reviews

125,066 users

Add symbol in header plane to switch between compact and expanded view. Options to switch between one or two lines compact view, which buttons should be displayed in header pane. For Thunderbird 36 and older use version 2.0.9 (see version history)

Addressbooks Synchronizer by Guenter Gersdorf

Rated 4 out of 5 stars 57 reviews

28,165 users

Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers

Thunderbird Message Filter Import/Export by Wind Li

Rated 3 out of 5 stars 68 reviews

6,985 users

Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.

ThreadVis by ahubmann

Rated 4 out of 5 stars 108 reviews

6,218 users

Displays a small graphic visualising the context (thread) of the currently selected email.

FolderFlags by Ryan Lee

Rated 5 out of 5 stars 8 reviews

4,177 users

Allows users to edit the flags Thunderbird sets on folders.

accountex by Michael Otto

Rated 2 out of 5 stars 28 reviews

4,914 users

Export/Import Account Settings.....

SubSwitch by Tomasz Krajewski

Rated 4 out of 5 stars 6 reviews

1,022 users

Simplify email categorization - it will be easier for you and others to manage mail. Define the set of prefixes for all emails you send or let SubSwitch to autodiscover it. While writing insert prefix to the title - choose one from your set.

Sender Verification Anti-Phishing Extension by Joshua Tauberer

Rated 4 out of 5 stars 20 reviews

907 users

Protects you from phishing attacks by verifying the From: address domain name of emails as you read them. Sender Policy Framework (SPF) and DNS-based reputation lists are used.

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