Kitware’s Visualization Toolkit (VTK) and ParaView* provide open source software for HPC visualization used by scientists, researchers, and engineers worldwide. Running on Intel® Xeon® Scalable processors, VTK and ParaView offer new features to enhance realism, including OSPRay tracing supported by Intel. Kitware’s latest releases bring state-of-the-art, scalable, high-performance, and photorealistic path tracing to VTK, along with support for unstructured data.