Topic summary
Nvidia GameWorks

Nvidia GameWorks is a middlewaresoftware suite developed by Nvidia. The Visual FX, PhysX, and Optix SDKs provide a wide range of enhancements pre-optimized for Nvidia GPUs. GameWorks is partially open-source.
The competing solution being in development by AMD is GPUOpen, which was announced to be free and open-source software under the MIT License.