This PropertyCross implementation makes use of the NativeScript/Angular2 bridge to write Angular2 components for mobile platforms.
To view the code and detailed build steps, see the github source.
Official Website - The official website is a great place to get a feel for the framework and find great documentation, guides and release notes.
NativeScript on Twitter - The official Twitter account posts lots of useful information about future releases and framework features.
Forums - The official forums for NativeScript.
Stackoverflow questions - A variety of questions and answers relating to the framework on Stackoverflow.