CesiumJS: Cesium 是通过 Web 浏览器创建 3D 地球和 2D 地图的 JavaScript 库，无需任何插件

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CesiumJS is a JavaScript library for creating 3D globes and 2D maps in a web browser without a plugin. It uses WebGL for hardware-accelerated graphics, and is cross-platform, cross-browser, and tuned for dynamic-data visualization.

[CesiumJS Homepage](https://cesium.com/cesiumjs)

[CesiumJS Features Checklist](https://github.com/CesiumGS/cesium/wiki/CesiumJS-Features-Checklist)

### :rocket: Get Started

Visit the [Downloads page](https://cesium.com/downloads/) or use the npm module:

```
npm install cesium
```

Have questions? Ask them on the [community forum](https://community.cesium.com/).

Interested in contributing? See [CONTRIBUTING.md](CONTRIBUTING.md). :heart:

### :snowflake: Mission

Our mission is to create the leading 3D globe and map for static and time-dynamic content, with the best possible performance, precision, visual quality, platform support, community, and ease of use.

### :green_book: License

[Apache 2.0](http://www.apache.org/licenses/LICENSE-2.0.html). CesiumJS is free for both commercial and non-commercial use.

### :earth_americas: Where Does the 3D Content Come From?

CesiumJS can stream 3D content such as terrain, imagery, and 3D Tiles from the commercial [Cesium ion](https://cesium.com/blog/2018/03/01/hello-cesium-ion/)
platform and other content sources. You are free to use any combination of content sources with CesiumJS that you please.
Using Cesium ion helps support CesiumJS development. :heart:

### :clap: Featured Demos

<p>
<a href="https://cesium.com/blog/2018/08/21/cybercity/"><img src="https://images.prismic.io/cesium/2018-08-21-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://apps.agi.com/SatelliteViewer/?Status=Operational"><img src="https://images.prismic.io/cesium/2018-03-29-comspoc-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2018/02/05/historic-pharsalia-cabin-point-cloud/"><img src="https://images.prismic.io/cesium/2018-02-05-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2017/12/12/onesky/"><img src="https://images.prismic.io/cesium/2017-12-12-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2017/11/20/nasa-storm-virtual-globe/"><img src="https://images.prismic.io/cesium/2017-11-20-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2017/11/16/gefs/"><img src="https://images.prismic.io/cesium/2017-11-16-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2019/01/04/norad-tracks-santa/"><img src="https://images.prismic.io/cesium/2019-01-04-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2017/07/23/drcog/"><img src="https://images.prismic.io/cesium/2017-07-23-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://demos.cesium.com/NewYork/"><img src="https://images.prismic.io/cesium/2017-05-05-nyc-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2018/09/27/swisstopo-live/"><img src="https://images.prismic.io/cesium/2018-09-27-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2016/12/12/stk-czml/"><img src="https://images.prismic.io/cesium/2016-12-12-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2016/09/29/contextcapture/"><img src="https://images.prismic.io/cesium/2016-09-29-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2016/04/20/flightradar24/"><img src="https://images.prismic.io/cesium/2016-04-20-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2016/02/03/fodarearth/"><img src="https://images.prismic.io/cesium/2016-02-03-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2015/08/19/mars-trek/"><img src="https://images.prismic.io/cesium/2015-08-19-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2015/07/16/hiroshima-archive/"><img src="https://images.prismic.io/cesium/2015-07-16-cover.jpg" width="30%" /></a>&nbsp;
<a href="https://cesium.com/blog/2019/06/13/red-bull-x-alps-in-cesium/"><img src="https://images.prismic.io/cesium/2015-10-02-cover.jpg" width="30%" /></a>&nbsp;
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</p>
<h4><a href="https://cesium.com/blog/categories/userstories">See all demos</a></h4>

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