Most manufacturers include an SDK CD in the box. If you lost yours, you can often find YL160 SDK Downloads from major distributors like Shenzhen Techwell Technology MSR160 Software Compatibility:
Because the YL160 is a generic device produced by several manufacturers (often sold under different brand names like “PM5” or “RC522 USB Pro”), there is no single "official" website. This creates a wild west of software downloads. The "top" software is defined by: yl160 reader writer software download top