Current Version: 2.2.2 (ArcGIS REST API 12.0)
Supported Interfaces: SOAP
Folders:
Services:
Overture catalog:
Switched-off datasets can be turned on by an administrator from the map's Add layer → Overture tab, or in Settings → Overture Maps.
Admin: Upload data, New Folder, New Service
To turn this layer on, switch off a layer you don't need — the limit is on how many run at once, not on how many you publish.
Need them all at the same time? A paid plan removes the limit.