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Duplication Remover
A simple tool to remove duplicate emails from folders. It uses the inbuilt headerMessageId that is generated by every email when created and confirms that any duplicate email has the EXACT same size. Open the context menu on any folder to run!
Paperless-ngx Uploader
A simple plugin that adds a context menu option to upload PDF attachments directly from Thunderbird to your paperless-ngx instance
Microsoft 365 Link Opener
Open a shared link of a SharePoint or OneDrive file directly with the right app, instead of the browser.
Open Google Keep
Nexus
AI-powered assistant for Thunderbird – summarize, reply, compose and translate emails with OpenAI. Requires your own OpenAI API key.
AutoReportMail
Quick email template tool for daily/weekly/monthly reports. Features: customizable HTML templates, recipient presets, variable replacement. Privacy: all data stored locally, no external connections, no data collection.
Correctify (FR)
Extension Thunderbird simple et rapide : sélectionnez du texte, faites un clic droit et corrigez-le instantanément. Idéal pour améliorer vos emails en un geste, sans ouvrir d’outil externe. Léger, pratique et ultra efficace.
Mail Extractor
Mail Extractor for Thunderbird quickly extracts and copies email addresses from selected messages. It now also downloads attachments as ZIP files.
Customoji
Adds easy custom emojis to Thunderbird.
NOTE: you need to add the emojis yourself in the extension settings
GroupMe - Web Tab
Beeper Thunderbird Add-on
A simple add-on with a button in the Spaces toolbar.
I created this by reverse engineering one of the many good add-ons in the Mozilla store and replaced the URL with chat.beeper.com and a logo.
Requires an account with beeper.com
Thunderpocket
Speichere Links aus Thunderbird-E-Mails in Pocket. Klicke einfach mit der rechten Maustaste auf einen Link, logge dich ggf. ein und - zack - fertig!
Todoist - Quick Access
Quick Access to Todoist in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Webbuttons - Skype Web
Adds a button in the toolbar for Skype Web. Icon source: https://www.flaticon.com/free-icon/skype_16167326
Thunderbird Assist
[Closed Alpha Testing] Thunderbird assist provides a summary of new messages in your inbox.
This add-on is undergoing testing and not yet available to the general public.
AutoRemove
Webbuttons - Google Messages Web
Adds a button in the toolbar for Google Messages Web. Icon source: https://www.flaticon.com/free-icon/comment_9449200
Max Image WidthTo create your own collections, you must have a Mozilla Add-ons account.
