HDRI Sun Aligner is a Blender 2.8+ to 4.0+ addon for automatically rotating an object (e.g. a sun) to match the brightest point in a HDRI environment texture. Some ideas when this may be useful: ...

EEVEE and HDRI - currently a bit complicated (as of Blender 3.0). HDRIs look great in the background of EEVEE renders, but do not correctly add light to the foreground of EEVEE renders. To work-around ...