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BulkDelete

Thunderbird MailExtension designed to help you efficiently bulk delete emails with multiple filtering options.

Not yet rated
22 users

ThunderFWD

Encaminhe múltiplos e-mails de uma só vez.

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17 users

Interstellar Alliance Social Experiment Step 3

Send the Interstellar Alliance Social Experiment Step 3 letter as an email to speficied recipient.

See https://www.bashar.org/socialexperiment for more information.

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0 users

FDK KIM Plugin

Dieses Plugin setzt automatisch die KIM-Header und den Betreff passend zu ihrem Anhang.

Anhängen werden analysiert und falls genau eine valide p7s Datei erkannt wird, werden die entsprechenden Daten automatisch gesetzt.

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70 users

AutoMover

An extension that auto-moves new emails in folders

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97 users

GMail Labels

Shows GMail labels in each message's headers panel. When using Thunderbird with a Gmail account, it is not possible to guess which Gmail labels a message was applied (and in which folders it can be found). This extension provides this information

Rated 4 out of 5 stars (19)
916 users

AI Email Assistant

Automatically generate email responses using AI through an external API integration. This add-on sends emails to an API and inserts the AI-generated response into your reply.

Rated 5 out of 5 stars (1)
19 users

AutoBucket

This is an extension function that classifies emails into multiple buckets using AI(the Bayesian filter) and tags them.

Rated 3 out of 5 stars (15)
137 users

WhatsApp - Thunderbird

Adds browser action icon to toolbar to open WhatsApp.

Rated 1 out of 5 stars (1)
227 users

ProtonMail Encryption Status

When using ProtonMail Bridge to integrate Mozilla Thunderbird withProtonMail, it's not easy to tell which emails were end-to-end (E2E) encrypted. This add-on puts an icon in the toolbar above every message to show you its encryption status.

Rated 5 out of 5 stars (6)
701 users

EagleCloud Extension

Works along with EagleCloud Information Security product to secure sensitive information based on company policy.

Not yet rated
4 users

Mark GMail Read

Automatically marks all messages in [Gmail] folder as read.

Rated 5 out of 5 stars (1)
119 users

Black Screen

Use black screen test to detect dead pixels, stuck pixels, and other display defects.

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29 users

White Screen

Use white screen test to detect dead pixels, stuck pixels, and other display defects.

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14 users

EnhancedReplyHeaders

Customizable headers for Thunderbird

Rated 4 out of 5 stars (6)
208 users

Zivver for Thunderbird

This extension automatically detects Zivver messages and decrypts them on-the-fly using the Zivver API. Messages are decrypted only when actively displayed by the user and are never stored locally.

Not yet rated
12 users

Next Unread Group (Mark All Read)

Adds a Group button, marks current newsgroup or folder as read and moves to the next unread message

Rated 5 out of 5 stars (3)
129 users

URL Link

URL Link is a small Thunderbird extension that allows you to select a non-URL in a mail/news message or web-page, and open it in a browser window.

Rated 4 out of 5 stars (6)
2,238 users

Typical Reply

Provides ability to send/receive typical replies in a team.Provides ability to send/receive typical replies in a team.

Rated 3 out of 5 stars (1)
794 users

Dark Reader

Dark mode for every email. Take care of your eyes, use dark theme for night and daily messaging.

Rated 4 out of 5 stars (49)
11,339 users