Is it required to install Docker on my machine to run an on-prem Conformance Scan?
Before you can run Conformance Scan on premises, you must have Docker installed.
You either need Docker installed on your machine, or on another machine in you environment/network (on which you would run the Scan container) that can reach the API you want to scan.
You can also look at the ability to run the scan centrally by hosting it in Kubernetes:
Read more about the API Conformance Scan on the link below: