D3JS - Data Driven!

The complete gallery
https://github.com/mbostock/d3/wiki/Gallery

http://bl.ocks.org/mbostock


D3-Dateline - demodata.json
https://github.com/pbinkley/D3-dateline/blob/master/demodata.json

Use de-tip to add a tooltip to a bar chart
http://bl.ocks.org/Caged/6476579

D3 - Source code
A Javascript visualization library for HTML and SVG
https://github.com/mbostock/d3