20.03.2015 23:04, Andrew Kelley wrote: > My understanding of how to access USB MIDI keyboards on Linux is to use > one of these: > > * ALSA > * JACK > > But pulseaudio sits on top of ALSA, and maybe the user does not have > JACK installed. Does pulseaudio provide an API for accessing USB MIDI > keyboards? No. PulseAudio only deals with sampled sound, not MIDI. -- Alexander E. Patrakov