The Urban Sustainability Exchange (USE) is a global online platform aimed at promoting sustainable urban development. Co-founded by the City of Berlin, it connects citymakers such as urban practitioners, experts, and researchers, facilitating the sharing of successful projects and policies. USE features a comprehensive database of case studies that highlight innovative urban projects from around the world. These resources serve as inspiration and guidance for practitioners, fostering peer-to-peer learning and networking opportunities. Managed by the Division for International Affairs of the Berlin Senate Chancellery, USE is accessible to anyone interested in sustainable urban development, offering valuable insights to enhance urban practices globally.