Add-ons
Chat and IM
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AutoarchiveReloaded
Archiviert E-Mails automatisch (Verbesserte Version vom "Autoarchive" Add-on)
20,962 users
Most Popular See all »
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Archiviert E-Mails automatisch (Verbesserte Version vom "Autoarchive" Add-on)20,962 users -
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!8,232 users -
Press "Alt + i" or use context menu to quickly access:
- ChatGPT (OpenAI)
- GitHub Copilot (Microsoft)
- Claude (Anthropic)
- T3 Chat
- Lumo (Proton)
- Gemini (Google)
- Grok (X)
- Mistral
- Perplexity
- DeepSeek (深度求索)4,196 users -
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 :)1,602 users
Top Rated See all »
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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!8,232 users -
Upozornění na nové zprávy z chatu Mozilla Thunderbird. Upozornění pomocí informačního okna, tray ikony (kliknutí otevře konverzaci, tray ikona pouze pro Windows), zvuku a rozblikáním ikony na hlavním panelu.1 user -
This extension serves the purpose of providing instant access to the FOAAS web service. FOAAS (Fuck Off As A Service) provides a modern, RESTful, scalable solution to the common problem of telling people to fuck off.3 users -
Press "Alt + i" or use context menu to quickly access:
- ChatGPT (OpenAI)
- GitHub Copilot (Microsoft)
- Claude (Anthropic)
- T3 Chat
- Lumo (Proton)
- Gemini (Google)
- Grok (X)
- Mistral
- Perplexity
- DeepSeek (深度求索)4,196 users
Recently Added See all »
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Unofficial Whatsapp Web add-on for Thunderbird, it adds a button in Spaces that opens a WhatsApp Web tab in Thunderbird.0 users -
Unofficial Google Meet add-on for Thunderbird, it adds a button in Spaces that opens a Google Meet tab in Thunderbird.0 users -
Unofficial Google Chat add-on for Thunderbird, it adds a button in Spaces that opens a Google Chat tab in Thunderbird.0 users -
Unofficial Google Messages add-on for Thunderbird, it adds a button in Spaces that opens a Google Messages tab in Thunderbird.0 users -
Delete all conversations from ChatGPT, Claude, Grok, Gemini, Perplexity, and DeepSeek1 user -
mleak is a Thunderbird extension for per-mail osint header and body analysis. MUA fingerprints, server stack, M365 tenant data,relay path, auth verdicts and integrity signals.
100 % offline. No network access, no telemetry, no external dependencies.15 users
See all 56 extensions in Chat and IM »
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