My Favorite Add-ons

by Oliver Heimlich

8 Add-ons in this Collection

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 179 reviews

154,873 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

Quicktext by WizKid

Rated 5 out of 5 stars 250 reviews

73,627 users

Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.

Contact Tabs by speedball2001

Rated 5 out of 5 stars 46 reviews

20,416 users

Contact Tabs enhances Thunderbird to give you quick access to all your contacts directly from Thunderbird's main window: Use the powerful search field to find your contacts and open them in a new tab for viewing and editing.

ThunderBirthDay by ingomueller.net

Rated 4 out of 5 stars 79 reviews

22,247 users

Display birthdays from the Thunderbird addressbooks as events in Lightning.

Clean Subject by sbiz

Rated 4 out of 5 stars 38 reviews

3,711 users

"Clean Subject" cleans the subject from multiple occurrences of subject prefixes such as ("Re: Re-2: Re:") and postfixes that are inserted by other clients. Words like "[SPAM]" can be cleaned as well. These prefixes can be defined in the preferences.

Contact Photos by Josh Geenen

Rated 4 out of 5 stars 22 reviews

2,044 users

Displays contact photos in the message header.

Personal Level Indicators by Tammo van Lessen

Rated 4 out of 5 stars 12 reviews

3,100 users

Shows an indicator so you can tell if an email was addressed only to you (»), a group (›), or a mailing list.

NoComposeAccount by mital

Rated 4 out of 5 stars 12 reviews

763 users

Have the option of Thunderbird always using the default sender account or a blank account when composing or replying to messages

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