Cesium is an open platform for software applications designed to unleash the power of 3D data through advanced geospatial technology. The company offers open standards, open APIs, and open source software, enabling developers to create 3D geospatial solutions. Cesium provides tools such as the Cesium Design Tiler and Cesium ion, which are utilized in industries like architecture, engineering, construction, and operations (AECO) to place content in a 3D geospatial context. It supports applications in the metaverse, smart cities, digital twins, and infrastructure management, with integrations including Unity and Unreal Engine. Cesium aims to facilitate openness and interoperability in the 3D geospatial ecosystem, serving government, defense, real estate, and smart spaces sectors.