using other PSR-4 compliant autoloader: clone this project to where your included libraries are and point your autoloader to look for the "\Stagem\GraphQL" namespace in the "src" directory of this ...
We needed Donut charts - however, Chart.js was a much too powerful (and big) for our use case and added >200kb to our browser application. So we wrote this small library with a minified size of 4 KiB.