JSPX is fully supported by the creator team. We are so glad to support at any issues related to the framework. You can always contact the team on email directly or you can reach us through any tracker by posting new issue and we will work on it. If you need more help on how to start developing with JSPX please contact us directly on the following email. You may also check the project forum on sourceforge.net
Bugs:
http://sourceforge.net/tracker2/?group_id=247671&atid=1126242
New Features:
http://sourceforge.net/tracker2/?group_id=247671&atid=1126243
Others:
http://sourceforge.net/tracker2/?group_id=247671&atid=1126244
SourceForge Support
http://sourceforge.net/support/getsupport.php?group_id=247671