GDX™ is a standards-based, platform-agnostic network that enables MLSs, broker repositories and real estate organizations to share public listing data across borders using the RESO Web API. Members get trusted international discovery and policy-compliant interoperability—while each market retains local rules, branding, and governance.
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the GDX Federated
Network Map

Join us for
the 4th International MLS Forum
in Abu Dhabi – November 23–24, 2026
Must-Reads
Testimonials from Industry Leaders
Lily Chang
World President, FIABCI
“At FIABCI, we believe the future of real estate depends on trusted international cooperation, strong professional standards, and innovation that creates value responsibly. Our collaboration with GDX reflects that vision by helping connect markets through transparent, standards-based data exchange while respecting local governance, local expertise, and the diversity of each real estate ecosystem.”
Merri Jo Cowen
President at GDX | Chief Vision Office, Stellar MLS and Executive VP of UCO
“Through Stellar MLS and Universal Consulting Opportunities, we’ve seen firsthand the demand for trusted global connectivity. GDX provides the framework that allows markets to collaborate internationally while maintaining the local governance and expertise that drive success.”
Moath Maqbol
Vice President, GDX | General Manager, ADRES (Abu Dhabi)
“As the organization behind Madhmoun MLS in Abu Dhabi, ADRES is proud to support GDX and its mission of connecting real estate markets through trusted, standards-based interoperability. We believe the future of real estate lies in collaboration, where markets can participate in a global network while maintaining full control of their data, rules, and governance. GDX is helping turn that vision into reality.”
Antonio Campagnoli
Immediate Past World President, FIABCI
“Real estate is becoming increasingly global, and global markets require common standards, trusted data, and interoperable systems. This collaboration between FIABCI and GDX is an important step toward greater transparency, connectivity, and cross-border cooperation across our industry. I am proud to have signed this MOU and look forward to seeing the opportunities it will create for professionals, organizations, and markets worldwide. Together, we are building a more connected global real estate ecosystem.”
Giulio Azzolini
CEO of Listing+
“Joining GDX was a natural step for us to extend the Listing+ ecosystem beyond national borders in a structured, transparent and federated environment. It allows us to unlock new international opportunities for our agents and listings while fully preserving local control over data, governance, and rules that are essential to our model. This is the true value of GDX: enabling trusted, standards-based collaboration that increases visibility and business opportunities without compromising local sovereignty.”
Saul Klein
CEO, San Diego MLS
“For decades, I have believed that trusted data is the foundation of every successful real estate market. As one of the founding participants of GDX, I am excited to see that vision becoming a reality on a global scale. GDX combines the trust and governance that make MLSs successful with a framework for global collaboration, allowing organizations to connect and share opportunities while maintaining ownership of their data. This is exactly the type of infrastructure our industry needs to support the future of global real estate.”




