10 Open-Source JavaScript Data Chart Libraries Worth ConsideringChart.js HTML5 is the future of layout rendering and Chart.js is here to usher data charts into that future. Chart.js is perhaps the classic open source library for generating any type of data chart, graph, or visualization element. Everything is rendered using HTML5 with the added benefit of a canvas element for dynamic effects. Graphs rendered onto an HTML5 canvas allow for hover tooltips and cl
