Unlike previous iterations, there is currently no free edition of ESXi 9.0. While a limited free version was briefly brought back for ESXi 8.0 Update 3e, Broadcom has officially stated that a free version of ESXi 9.0 is not available to customers.
New installations of ESXi 9.0 automatically enter a 90-day trial mode , which provides full access to features without a license key during the initial period. esxi 9 license key github
Searching GitHub for "ESXi 9 license key" often leads to repositories or Gists that claim to host collections of activation keys. Announcing VMware vSphere Foundation 9.0 - VMware Blogs Unlike previous iterations, there is currently no free