Cool Charts & Graph with Ajax, jQuery, Javascript

Fusion Charts
Fusion Charts use Ajax Technology and Flash animation
it's not free but FusionCharts Trial is a no-restriction evaluation of the actual component. just a "FusionCharts" and "InfoSoft Global" imprints would be present on the charts

I think is chart is very easy to use it and chart is look good. more styles with 2D and 3D chart.



Emprise javascript charts
it's not free but The free trial version is a fully functional, not-expiring version with certain limitations on series types available and the number of charts per page and series per chart



css for bar graphs
simple Bar Graph by css style



Cssplay
A definition list bar chart



Ajax mgraph
Ajax Graph based on Prototype.js



PlotKit - Javascript Chart Plotting
PlotKit is a Chart and Graph Plotting Library for Javascript



jQuery Chart Plugin version 0.1