If you are looking for specific software recommendations to handle this task, here are the top three:
Online XMP to Cube converters are , but they are not reliable for professional color work. The lack of transparency about the conversion algorithm, combined with privacy risks and inconsistent quality, makes them a last resort. xmp to cube converter online
Three reasons to enable XMP files in Lightroom Classic - Photofocus If you are looking for specific software recommendations
This process maps the color changes from your preset onto a neutral reference image (HALD), which is then converted into a LUT. xmp to cube converter online
Many basic converters are free for small files, though some limit output resolution or add watermarks.