But i would like to have best practices or templates to make an app cross compatible for BJS1 and 2
Yes, absolutely. I'm working on that! Right now the idea is to try and use the layout library as much as possible - more info on that at http://forum.espruino.com/conversations/367445/#comment16163673
@Gordon started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Yes, absolutely. I'm working on that! Right now the idea is to try and use the layout library as much as possible - more info on that at http://forum.espruino.com/conversations/367445/#comment16163673