Google recently acquired the Sweden-based Gapminder, the “non-profit venture for development and provision of free software that visualise human development”, makers of the amazing Trendalyzer®. Not many people have heard of them up until now, but the visualization and real-time interaction possibilities are just mind blowing. Have a look at this demo. Now I know what you must be thinking: how can I have something like that in my webapp? I’m afraid you’ll have to resort to good old jfree chart.