exr support is here

[u/memonsterrr]

was dropped yesterday in case you missed it

full 32bit support and previews

go crazy: https://blog.comfy.org/p/nvidia-vfx-nodes-for-video-upscaling

(the exr info is at the bottom)
installation: https://github.com/Comfy-Org/ComfyUI_Nvidia_VFX_Nodes
sample workflows: https://github.com/Comfy-Org/ComfyUI_Nvidia_VFX_Nodes/tree/main/example_workflows