A very popular, comprehensive tutorial titled "Processing a (noisy) DSLR image stack with StarTools" by Astro Blog Delta.
Thank you StarTools for turning my average photos into amazing ones.
The Shrink module allows you to modify the appearance of stars in your image.
The HDR (High Dynamic Range) module optimises local dynamic range, in order to bring out the maximum amount of detail that is hidden in your data.
This StarTools.log file is located in the same folder as the executables.
You can convert everything you see to a format you find convenient. Give it a try!