I have released a new version of SmartBody for OSX 10.9 based on revision 5931.
The OSX SDK includes all source code for SmartBody, the SmartBody tool and viewer (sbgui).
This SDK targets OSX 10.9 will build out-of-the-box using CMake. The distribution is a .zip file.
You can download it here.
Regards,
Ari Shapiro