Can you post an example of what you want? If you just want to produce choropleths, you can try Leaflet. Other options include d3.js and kartograph. http://kar

Can you post an example of what you want? If you just want to produce choropleths, you can try Leaflet. Other options include d3.js and kartograph. http://kartograph.org/ http://kartograph.org/ http://d3js.org/ http://d3js.org/