You can often find these skins for free on community forums or via the official Virtual DJ Add-ons page.
: Includes a "jogwheel rotation" animation and an "On Air" function that mimics the red light on hardware when a fader is raised. Integrated Controls Virtual Dj Skin Pioneer Cdj 2000 Nexus Free Download
Here’s a professional and engaging write-up for promoting as a free download. You can often find these skins for free