The NVIDIA IndeX application layer build on top of the NVIDIA IndeX SDK and forms the NVIDIA IndeX platform environment. The NVIDIA application layer extends the SDK's core functionalities, includes a variety of components such as a video streaming service and canvas and command management, and exposes a mechanism for custom plugins either implemented by NVIDIA and shipped as part the NVIDIA IndeX package or implemented by users, the visualization community and customers for their specific use of NVIDIA IndeX. The NVIDIA IndeX platform has a C++ API and includes a WebSocket API for easy integration into web applications (e.g., HTML viewers in browsers) or easy use of a visualization service in Jupyter notebooks.