The openRECEIVER system shall enable highly specialized GNSS experts to sell their PNT Software-as-a-Service (PNT SaaS) to Domain Application Developers of various market segments. The technology used makes PNT services better accessible to none GNSS experts, improving the penetration capability of European PNT products on global markets. The openRECEIVER platform will serve as a centralized location for customers to discover, evaluate, and purchase PNT SaaS offerings from multiple vendors.