How does it work? User browses to your web site. The browser downloads the web page which contains the Open Flash Chart. Open Flash Chart downloads the data file and displays the chart. When you add Open Flash Chart to your web page, you tell it where to find the data file.

PlotKit is a Chart and Graph Plotting Library for Javascript. It has support for HTML Canvas and also SVG via Adobe SVG Viewer and native browser support. PlotKit is fully documented and there is a quick tutorial to get you started. PlotKit is a complete rewrite of CanvasGraph. It is better structured and supported.

2D/3D Pie or Donut animated flash chart. Using it, you can easily have good-looking, animated pies or donuts on your website.