DXVK-NVAPI 0.6 is now available as the newest feature release to this open-source project that bridges the DXVK Direct3D-on-Vulkan layer with NVIDIA’s proprietary driver NVAPI library for utilizing various NVIDIA-specific features…

Source: Phoronix – DXVK-NVAPI 0.6 Released Wtith DLSS Fixes, Other NVIDIA Enhancements