This is the SQL Server implementation of the Zesty.Core.IStorage interface. It can be used always as Zesty in your app.settings.json like this: "Zesty": { "StorageImplementationType": "Zesty.Microsoft.SqlServer.Storage, Zesty.Microsoft.SqlServer", "StorageSource": "Server=localhost\\SQLEXPRESS01;Database=Zesty;Trusted_Connection=True;" }