PD or Pure Data is a graphical programming language where objects are connected in with each other via patch cords. Logic structures and data flow chains are built by the user to their liking. It takes a bit of learning, but not very much in relation to other musical programming languages (it is after all graphical) and it's quite powerful.
En aquest tutorial t'explica com es comença i com podem tocar una melodia
hi ha un videotutorial de varis capítols:
i un bon tutorial web esà aquí:
Introducció a Pure Data (Sergi Jordà)
Tutorial Programando Música Electrónica en Pd: