1. Managed Midi[Past project] Cross-platform MIDI processing library for mono and .NET (ALSA, CoreMIDI, Android, WinMM and UWP).
2. cmidi2header-only MIDI 2.0 UMP and MICI-CI binary processor library
5. android-fluidsynth[Deprecated] fluidsynth Android port / build. It's old, see https://github.com/Fluidsynth/fluidsynth/tree/master/doc/android