discord.lib is a library based on discord.js made by Absolute-Development.
npm i discord.lib
for music competible
npm i discord.lib node-opus/opusscript
You could read the changelog here
music set up
For our music system, things you need to install is node-opus/opusscript and ffmpeg.
New music system is now available
Interacting with discord.js
this package also allows you to interact with all of the features of discord.js.
official documentation could be found here