No nonsense, affordable astro software that just works.
Their operation is intuitive; is there too much red in your image?
The noise signature of the deliberately left-in noise, is precisely shaped to be aesthetically pleasing for precisely this purpose.
The Filter module allows for the modification of features in the image by their colour by simply clicking on them.
Central to the module, is the 'Digital Development' parameter, which controls the strength of the development and resulting stretch.
You can convert everything you see to a format you find convenient. Give it a try!