...
- OnboardingServicePackage contains the OnboardingServiceDescriptor among other things
- OnboardingServiceDescriptor (of which one format is the SOL 001 NSD - a point of contention here as to whether this is any different than creating an ONAP service in the designer)
- InternalServiceModel (which is what SDC produces as the service model that the components use)
- ServiceInstance (the results of an instantiation from the InternalServiceModel)
...