The package is a "Swiss Army Knife" for Opel maintenance. It solves the age-old problem of obsolescence by virtualizing a Windows XP environment, allowing modern computers to run dealer-level software.
VMware Workstation 9 is quite old. While these VM files can usually be run on newer versions of VMware (Workstation 15, 16, or Player), mentioning version 9 indicates that the software image inside is likely a stable, legacy build designed for maximum compatibility with the diagnostic protocols of older Opel models (e.g., Astra H, Vectra C, Zafira B). The package is a "Swiss Army Knife" for Opel maintenance