Add-ons
Chat and IM
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GroupMe - Web Tab
This extensions opens a Thunderbird tab for the GroupMe web interface.
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
ChatGPT Addon
Integrates ChatGPT with Thunderbird for quick and easy access to its conversational AI capabilities.
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!
Webbuttons - Skype Web
Adds a button in the toolbar for Skype Web. Icon source: https://www.flaticon.com/free-icon/skype_16167326
OWUI - Quick Access
This extension adds a simple button to your Spaces toolbar that opens in a new tab, providing you with one-click access to your Open WebUI Instance.
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.
SpaceHey - Quick Access
Quick Access to SpaceHey in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Webbuttons - Google Messages Web
Adds a button in the toolbar for Google Messages Web. Icon source: https://www.flaticon.com/free-icon/comment_9449200
AI Anywhere for ChatGPT
Press "Alt + i" or use context menu to quickly access:
- ChatGPT (OpenAI)
- GitHub Copilot (Microsoft)
- Claude (Anthropic)
- Gemini (Google)
- Grok (X)
- Mistral
- Perplexity
- DeepSeek (深度求索)
WhatsApp Web in Thunderbird
Netiquette checker and wrapper
RFC 1855 compatible as well as Epita compatible.
This Addon provide a mail checker and an auto 72 column wrapper.
What is checked:
- Subject
- Greeting
- Body
- Salutation
- Quoting
- Signature
Auto-Mark Folder Read
New messages can be automatically marked as read in common folders (e.g. spam, trash, drafts, templates).
For TB up to 121, please use the most recent v1.5.* add-on release.
For TB as of 122, just use the latest add-on version (1.6 or higher).
Google Chat Tab
Open Google Chat in a Thunderbird Tab.
Update: 3 Dec 2024 -
Literally all this extension does is to open Google Chat in a separate tab. Thank you for all your kind comments! I made this to scratch an itch and I'm glad it has helped so many :)
skypewebapp
Adds browser action icon to toolbar to open Skype. See https://thunderbird-essentials.thomas-bandl.de/wordpress/2020/10/04/skype/
Google Messages Tab
Open in browser
A context menu item to open the links associated with feed items in the default browser and then mark them as read.
Telegram Web in Thunderbird
Simple Mail Redirection
Allows you to resend (also known as redirect) email messages.
Uses 'cardbook' if installed
Bases on the add-on 'Mail Redirect' by Onno Ekker and Pawel Krzesniak
Please see the support page on how to use and why it sometimes does not work!
To create your own collections, you must have a Mozilla Add-ons account.
