Cost Explorer has several dimensions that can be used to filter reports. Service, Linked Acct, Region, Instance Type, Usage Type, Usage Type Group, Resource, Cost Category, Tag, Charge Type, Availability Zone, Platform, Purchase Option, Tenancy, Database Engine, Legal Entity, Billing Entity, API Operation. Several of these dimensions are in CCM. Some of them are not, would like to see Platform added as a field to be added into dashboards