Google Charts - Interactive charts for browsers and mobile devices.
Infogram - Make charts & infographics that people love
ZingChart - ZingChart is a fast, modern, powerful JavaScript charting library for building animated, interactive charts and graphs. Bring on the big data!
Mind the Graph - Infographic maker for scientists
Highcharts - A charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application
Visme - One easy to use online tool to visualize your ideas to engaging Presentations, Infographics and other Visual Content.