Cesium is a WebGL virtual globe and map engine. http://cesiumjs.org/ ### Mission ### Our mission is to create the leading web-based globe and map for visualizing dynamic data. We strive for the best possible performance, precision, visual quality, ease of use, platform support, and content. ### License ### [Apache 2.0](http://www.apache.org/licenses/LICENSE-2.0.html). Cesium is free for both commercial and non-commercial use. ### Get Started ### See the [Getting Started](http://cesiumjs.org/2013/04/12/Cesium-up-and-running/). Have questions? Ask them on the [forum](https://groups.google.com/d/forum/cesium-dev). Interested in contributing? See the [wiki](https://github.com/AnalyticalGraphicsInc/cesium/wiki).