Many "key generator" scripts on GitHub can contain malicious code or backdoors.
Before you risk your system with a GitHub key, consider these official alternatives: 1. VMware Customer Connect (Free Version) Vmware Esxi 8 License Key Github
ESXi is a "bare-metal" hypervisor that installs directly onto your physical server. Version 8 introduces massive improvements in hardware support, security, and integration with the VMware vSphere 8 suite. While VMware offers a free version, it comes with limitations, such as a lack of centralized management (vCenter) and restricted API access. Finding ESXi 8 Keys on GitHub: What to Expect Many "key generator" scripts on GitHub can contain
Once you have obtained a legitimate key, applying it is simple: Log in to your (web interface). Click on Manage in the left-hand Navigator. Go to the Licensing tab. Click Assign License and enter your key. Click on Manage in the left-hand Navigator