![3D model of Santa, his red sleigh, and eight reindeer flying over green, gray, and brown terrain in CesiumJS in the NORAD Tracks Santa app. The scene includes snowflakes and a dark sky.](https://images.prismic.io/cesium/5ff73e7f-ebb0-45fc-9ae6-d6d6f8c25824_NTS-2022-02.png?auto=compress%2Cformat&fit=crop&crop=faces%2Ccenter&w=660)
What is Cesium?
Cesium is a software platform for building applications and experiences with 3D geospatial data.
Cesium powers thousands of applications like NORAD Tracks Santa across industries like aerospace, AEC (architecture, engineering & construction), energy, commercial real estate, and defense.