# Workspaces Command-Line Interfaces The Workspaces system provides command-line applications and utilities for NRAO SSA developers encompassing interaction with external and third- party systems and applications, such as CARTA and CASA, as well as - Fake stand-ins for CASA and CARTA for use in testing - Retrieval of raw data - Delivery and retrieval of science products - Delivery - Ingestion of science products - Manual intervention in running requests