shiny are scripts to create r web application to display interactive charts like
https://github.com/kelfan/rLearning.git http://rug.mnhn.fr/seewave/HTML/MAN/cutw.html https://www.rdocumentation.org/packages/monitoR/versions/1.0.5/topics/readMP3 https://www.r-bloggers.com/intro-to-sound-analysis-with-r/