JS charts – The free JavaScript chart generator
http://www.jscharts.com/

JS Charts is a free JavaScript based chart generator that requires little or no coding. With JS Charts drawing charts is a simple and easy task, since you only have to use client-side scripting (i.e. performed by your web browser). No additional plugins or server modules are required. Just include our scripts, prepare your chart data in XML or JavaScript Array and your chart is ready!

open source data visualization Axiis is an open source data visualization framework designed for beginner and expert developers alike. Whether you are building elegant charts for executive briefings or exploring the boundaries of advanced data visualization research, Axiis has something for you. Axiis provides both pre-built visualization components as well as abstract layout patterns and rendering classes that allow you to create your own unique visualizations. Axiis is built upon the Degrafa graphics framework and Adobe Flex 3.

gRaphaël’s goal is to help you create stunning charts on your website. It is based on Raphaël graphics library. Check out the demos to see static and interactive charts in action.

raphael.js and any (or all) of g.line.js, g.bar.js, g.dot.js and g.pie.js into your HTML page, then use it as simple as:

gRaphaël’s goal is to help you create stunning charts on your website. It is based on Raphaël graphics library. Check out the demos to see static and interactive charts in action. gRaphaël currently supports Firefox 3.0+, Safari 3.0+, Opera 9.5+ and Internet Explorer 6.0+.

gRaphaël’s goal is to help you create stunning charts on your website. It is based on Raphaël graphics library.

Good review of flash components for graphing

Most Promising #Javascript Charting Libraries & Plugins http://j.mp/deWvyn

most promising Free javascript charting libraries and plugins. - 10 of them