vRealize Automation Designer is typically installed on a development machine rather than a server.
Supported Operating Systems
Supported operating systems for vRealize Automation Designer are listed in the vRealize Automation Support Matrix on the VMware vRealize Automation Documentation page.
System Configuration Requirements
See the vRealize Automation Support Matrix for your vRealize Automation version for potential updates to this information.
.NET Framework 4.5 must be installed.
The vRealize Automation Designer host must have network access to the IaaS Website components (specifically, the Model Manager Web component).
If the Model Manager is installed remotely, the certificate used for the Model Manager Web component must be trusted on the vRealize Automation Designer host.