https://mtg.github.io/essentia.js/
- https://book.verovio.org/first-steps/basic-rendering.html
- https://book.verovio.org/interactive-notation/playing-midi.html
- Clonar o descargar.
- Instalar servidor. Se sugiere https://chrome.google.com/webstore/detail/web-server-for-chrome/ofhbbkphhbklhfoeikjpcbhemlocgigb.

- Iniciar el servidor.
- abrir index.html con Chrome.