It has been open-source since 2015, meaning anyone can use it for free. js ChartData | (canvas: HTMLCanvasElement | null) => Chart. Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor. JavaScript Charts & Graphs with 10x performance. js is a powerful data visualization library, but I know from experience that it can be tricky to just get started and get a graph to show up.
Quasar chart js All that's required is the script included in your page along with a single node to render the chart.