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.
AutoDev finds the best compromise global curve, given what detail is visible in your image and your preferences.
The Entropy module is very flexible in its image presentation.
You can convert everything you see to a format you find convenient. Give it a try!