Most of Kotlin and/or C/C++ projects are maintained and I'm most likely responsive. Projects for past languages are likely ignored except for pull requests. Starting 2025, I am willing only to contribute to respectful projects that welcome bug reporting and pull requests.
I am reachable Bluesky, Fediverse, Android Audio Devs Discord or Discord in general (see those profile items).
- APK installer app that installs from CI (GitHub Actions) releases and build artifacts
I have a lot more AAP projects, listed on the AAP Wiki page.
UAPMD: Use your favorite VST3/AU/LV2/CLAP synth plugin as a MIDI 2.0 device. It comes with its own MIT-licensed cross-platform and multi-format audio plugin hosting implementation (remidy).
It is backed by semi-auto-translated C++ MIDI-CI implementation from atsushieno/ktmidi using Claude Code.
cmidi2: single-header realtime-safe MIDI 2.0 binary processor C library. You can also use it with libremidi (which includes cmidi2).
- mitigate
libc++_shared.so handling in Android NDK projects.
- porting some .NET API to Kotlin (XmlReader/Writer and XLinq so far)
mugene-guide-book - book sources for MML Compiler mugene guide book (Japanese)
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https://github.com/atsushieno/cerbero/tree/aap has some hidden gems, namely the following forks
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https://github.com/atsushieno/android-juce-cmake - template app project for Android + JUCE + CMake
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https://github.com/atsushieno/JUCE/tree/juce_emscripten - fork of Dreamtonics/juce_emscripten (Web MIDI support, Projucer enhancements, etc.)
Seealso: http://juce-demos.atsushieno.dev/
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fluidsynth-midi-service-j - up to date Android project that makes use of it, including fluidsynthjna (JNAerated bindings in Java) and ktmidi (partial port of managed-midi)
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soundfont-player-cs - Xwt-based desktop "soundfont player" that lets you choose and play soundfont programs using nfluidsynth, useful for picking up tones from a bunch of sf2/sf3 files in local directories.
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msfa-midi-device-service - MidiDeviceService for MSFA (music-synthesizer-for-Android)