I have just started working on developement of a java web-app. I have to use JSF framework in its web tier. Googling around I do see number of implementations of JSF out there viz. Apache Myfaces, Jboss Primefaces etc.
Can anyone guide me please on Which implementation is now be called as best from the point of - a) Support/Documentation/tutorials b) Stability c) Future aspects of the same d) Compatibility with Application Servers