The Europen Open Science Cloud initiative promoted by the European Commission.
Every actor (human or machine) exploiting an EOSC Service. An EOSC System User might be further specialised in roles including (a) End-users, i.e. a Researchers, Research Administrator, and Third-party Service Provider, (b) a Supplier, i.e. EOSC Service Component Supplier, Data (Service) Supplier, EOSC Service Developer, (c) an EOSC System Manager, i.e. EOSC System Owner, EOSC System Top Manager, EOSC Service Provider.