This is not the final release. ETA for final release is end of February 2017. Welcome to NVIDIA's PhysX and APEX SDK source code repository.
To begin, clone this repository onto your local drive.
See the following readme files: \PhysX_3.4\readme_*.html, \APEX_1.4\readme.txt See Documentation under \PhysX_3.4\Documentation and \APEX_1.4\docs.
To build PhysX and APEX SDKs:
(1) Build PhysX SDK by opening one of the solutions found under PhysX_3.4\Source\compiler. Supported platforms: Windows, Linux, OSX, Android, iOS
(2) The APEX SDK distribution contains pre-built binaries supporting GPU acceleration. Re-building the APEX SDK removes support for GPU acceleration. The solutions can be found under APEX_1.4\compiler. Supported platform: Windows, Linux, Android
To build PhysX Snippets: open one of the solutions found under \PhysX_3.4\Snippets\compiler. To build PhysX Samples (windows only): open one of the solutions found under \PhysX_3.4\Samples\compiler. To build APEX Snippets: open one of the solutions found under \APEX_1.4\snippets\compiler. To build APEX Samples: open one of the solutions found under \APEX_1.4\samples_v2\compiler.