MIDI.JS

I am slowly learning developing apps using HTML, CSS and JAVASCRIPT. I want to know, how to use MIDI.JS for developing webpages and apps.
Relevent Links:

https://github.com/mudcube/MIDI.js/https://github.com/mudcube/MIDI.js/

https://galactic.ink/midi-js/https://galactic.ink/midi-js/

https://stackoverflow.com/questions/30407664/how-do-i-use-midi-js-and-jasmid-jshttps://stackoverflow.com/questions/30407664/how-do-i-use-midi-js-and-jasmid-js