The current stable release is 0.6.3.
It was released on Sept 12th 2012.
It has been tested extensively with Flot 0.7, using Firefox 15 under Linux. Other platforms are expected to work, but have not been tested.
Below you can see two representations of a sample RRD.
Try change selecting various attributes, zoom in or change the resolution.
(The code that does it all is fully included in the example1.js include file.)
The second one is instead a simpler version that shows a fixed view of it.
(The code that does it is fully included in the example2.js include file.)