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While K-9 Mail is developed in the open, following its development on GitHub can be somewhat tedious for a casual observer. So we’re trying something new and summarizing the most notable things that happened in the past month as we head down the exciting road to Thunderbird for Android!

blog.thunderbird.net/2023/03/t

The Thunderbird BlogThunderbird for Android / K-9 Mail: February Progress ReportAs we ramp up our development efforts for Thunderbird on Android, it's time to offer regular progress reports. Here's what's new!
jchkoch

@thunderbird great email client for android and open source project.