Setting Up a Third-Party Kontakt Library - Native Instruments Support
A standard Kontakt instrument might just be a collection of WAV files mapped to keys. By using KSP scripts , you can add: Custom GUIs kontakt library scriptsdmg
A .dmg file on macOS is a disk image. If you have a .dmg containing Kontakt library scripts, it could be: Setting Up a Third-Party Kontakt Library - Native