Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)
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Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)
AI You Control: Choose your models. Own your data. Eliminate vendor lock-in.
An extension for Thunderbird that allows you to view threads as "real" conversations, including your own emails. This extension also adds a bunch of useful UI features in the conversation view.
Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render it before sending.
[Thunderbird Add-On] Central user interface to manage cloud accounts and to synchronize their contact, task and calendar information with Thunderbird
new mail system tray notification icon for Thunderbird
Betterbird is a fork of Mozilla Thunderbird. Here are the patches that provide all the goodness.
Docker container for Thunderbird
Thunderbird for iOS – Open Source Email App for iOS
The official repository for the Thunderbird desktop email client.
MCP server for Thunderbird - enables AI assistants to access email, contacts, and calendars