Standard versions of Style Works (1.99, 2.0, 3.0) have been around for decades. However, the is a fan-dubbed or modified release that allegedly unlocks hidden features:
Style Works XT Universal is a specialized, professional music production utility created by Klaus Grosser at EMC. It is designed specifically for keyboardists, performers, and arrangers who want to manipulate "Styles" (auto-accompaniment patterns) across different hardware platforms. Core Features Cross-Format Style Conversion
Only proceed if you have a dedicated, offline virtual machine (VM) or an old Windows 7 laptop you don't care about. Never run these cracks on your main production PC.
To help you find the right version for your specific keyboard, could you tell me: What do you currently use?