Generate charts using Google. Very simple. Just pass values thru the URL!

Now, you can generate charts using Google Chats API. All you have to do is to enter this in your address bar:

http://chart.apis.google.com/chart?cht=lc&chs=200x125&chd=s:helloWorld

And then you will get an image that looks like this:

As simple as that! Anyone could just generate some sort of string to be passed to the URL and then output the image directly from their web application.