NATO Dataspaces allow to inject apps into the Connectors in order to provide services on top of data exchange processes. This includes services for data processing, data format alignment, and data exchange protocols, for example. Furthermore, data analytics services can be provided by remote execution of algorithms. NATO Dataspaces enable the creation of novel, data-driven services that make use of data apps. It also fosters new models for these services by creating domain-specific broker solutions. In addition, NATO Dataspaces provide templates and other methodological support for participants to use when specifying usage restriction information and requesting legal information.