Kodak.digital.gem.airbrush.professional.plug-in.v2.1.0.for.adobe.photoshop-te.zip.iso -

A manual technique used by high-end retouchers to separate color (low frequency) from texture (high frequency). You can find tutorials for this on Adobe's Learn & Support pages.

If you are looking for modern equivalents that offer similar or superior skin-smoothing technology, consider these industry standards:

Allows users to adjust the intensity of the airbrushing effect, from subtle corrections to high-fashion glamour looks.

Automatically identifies skin tones to apply smoothing only where needed.