k-9
https://github.com/k9mail/k-9
Java
K-9 Mail – Advanced Email for Android 📧
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Help out
- Issues
- Login permissions differ between Android and Linux clients, resulting in the denaiale of some hostnames in Android.
- Message Reader — Compose Rewrite — Scoping and planning
- Crash on Android 6 - Fragment LegacyMessageListFragment not attached to a context.
- Message Reader — Compose Rewrite — Combine HTML and WebView classes
- Community Contributions 2026 Q2
- Receive field just says "Me" instead of showing email address
- Can't set Trash folder to None
- SmtpClientAuthentication is disabled for the Mailbox
- [ML 0.1/UI.04.4] - Implement pull-to-refresh with legacy sync
- [ML 0.1/UI.04.7] - Fix Compose message list UI and layout issues
- Docs
- Java not yet supported