DXO PhotoLab does have built-in panorama stitching functionality. Unlike applications such as Adobe Lightroom or Affinity Photo, DXO focuses on raw conversion, optical corrections, and local adjustments rather than photo merging.
: Use DXO PhotoLab for processing, but rely on other software (like DXO Panorama, Lightroom, or Affinity) for stitching. dxo photolab panorama stitching