A clinical tool for quickly building family diagrams to assist in individual family therapy applications. A family diagram allows the clinician to quickly assess the functioning of the entire family unit including several dimensions of functioning across many generations. PKDiagram is made especially for the iPad Pro and Apple Pencil, and also runs on windows and mac.
A Swiss Army Knife for MIDI, the standard for digital communication between musical instruments. Originally intended to provide remote-control for a headless PC music setup, PKMidiCron allows you to respond to MIDI events with custom python scripts, and even develop full-featured graphical interfaces using Qt. Other features include sending MIDI to other hosts over wifi and internal routing for more complex setups.