Cesium
CesiumJS is an open source JavaScript library for creating world-class 3D globes and maps with the best possible performance, precision, visual quality, and ease of use.
CesiumJS
CZML Guide · AnalyticalGraphicsInc/czml-writer Wiki
JSON形式の独自データフォーマット、 時系列を加えた空間データ？
GeoJSONとの違いは?
a time-dynamic graphical scene, primarily for display in a web browser running Cesium.
similar to the relationship between Google Earth and KML
参考:
Cesium · GIS実習オープン教材
Cesiumを使った開発の始め方 - Qiita
CesiumでSRTMの地形データを読み込ませてみる - Qiita
#GIS #FOSS4G