VMPK is a virtual MIDI piano keyboard for Linux, Windows and OSX. Based
on Qt4 and RtMIDI, the program is a MIDI event generator using the
computer’s alphanumeric keyboard and the mouse. It may be used also to
display received MIDI notes.
* implemented RFE #2106022: better looking keys using SVG graphics.
* implemented RFE #2848623: raw keyboard support, raw keyboard map
* implemented RFE #2790324: extra controls tool bar: new extra
controllers (knobs and on/off buttons) with customizable labels which
can be assigned to arbitrary MIDI controllers