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CesiumJS

An open source JavaScript library for world-class 3D globes and maps. Learn more.

Download CesiumJS 1.146128 MB  

or install with NPM:

$ npm install cesium
What’s new?

1.146 - 2026-10-01

Starting with version 1.146, CesiumJS now publishes a new package, @cesium/core, containing the math, geometry, time, and utility classes that were previously part of @cesium/engine. https://github.com/CesiumGS/cesium/pull/13805

Highlights include:

Cesium for Omniverse

An extension enabling 3D geospatial capability for NVIDIA Omniverse. Learn more.

Download Cesium for Omniverse v0.29.0 (Linux)24 MB  

Download Cesium for Omniverse v0.29.0 (Windows)20 MB  

Download Cesium for Omniverse - AECO Demo Pack640 MB  

What’s new?

🚀 Get Started

This release requires Kit 110.0 (Isaac Sim 6.0.1, Kit App Template 110.1.1 branch).

For installation instructions, see Cesium for Omniverse Quickstart.

Have questions? Ask them on the community forum.

🕙 Change Log

  • Breaking change: Cesium for Omniverse now requires Kit 110.0 or above (Isaac Sim 6.0.0-dev2 or above).
  • Fixed bug where polygon clipping was rendering black instead of discarding.

Cesium for Unity Samples

Cesium for Unity enables 3D Tiles and the 3D geospatial ecosystem in Unity 3D with real-world 3D content and a high accuracy full-scale globe. Learn more.

Download Cesium for Unity Samples v1.26.073 MB  

What’s new?

🚀 Get Started

  1. Download the CesiumForUnitySamples .zip below.
  2. Extract the .zip file into a suitable location on your computer.
  3. If you have Unity Hub installed, click the "Open" button under the "Projects" tab. Otherwise, open the Unity Editor directly and select "Open Project". Then, point it to the extracted directory. Unity will load the project and also download Cesium for Unity using the Package Manager.
  4. In the Asset Browser, select and load Assets -> CesiumForUnitySamples -> Scenes -> 01_CesiumWorld. You can also select other scenes as you browse and explore the samples.

Or, to learn how to add it to your own project, see the Cesium for Unity Quickstart.

Have questions? Ask them on the community forum.

🕙 Change Log

  • Upgraded to Cesium for Unity v1.26.0.
  • Updated the Cesium ion token.

3D Tiling Pipeline (including Design Tiler and Reality Tiler)

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Cesium ion Self-Hosted

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Asset Server

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Cesium ion SDK

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