This video shows how parametric masks can be used: https://www.youtube.com/watch?v=Hfw-GWowH9M

This is one of the most powerful feature in this software.

For those who want to switch to Ansel or Darktable, it's possible to do it in one day with this youtube channel: https://www.youtube.com/@s7habo The first video you should watch is this one: https://www.youtube.com/watch?v=vsbw98KxMJc Then if you want to learn how to use one of the most powerful feature, parametric masks: https://www.youtube.com/watch?v=Hfw-GWowH9M

About the Ansel fork, I've used Darktable for 6 years and tried Ansel the last two weeks: if you have never used Darktable, Ansel UX is better for a first time user imo, more streamlined. Keep in mind that I'm biased as I agree with most of the author's points here: https://ansel.photos/en/news/darktable-dans-le-mur-au-ralent...