Cesium GitHub Repositories (2026) · Open Source Tools

A lightweight, cloud-native GIS platform for visualizing, exploring, and analyzing geospatial data. It runs in the web browser, on the desktop, on mobile, and inside Jupyter notebooks.

An open-source JavaScript library for world-class 3D globes and maps :earth_americas:

Protocol-agnostic CesiumJS AI control runtime for MCP, WebMCP, function calling, and browser agents.

A library for building rich, web-based geospatial 2D & 3D data platforms.

Bringing the 3D geospatial ecosystem to Unreal Engine

A free, open and highly extensible WebGIS platform

Modern GIS Web Client for JavaScript, based on Leaflet\OpenLayers\MapboxGL-JS\Classic(iClient8C), enhanced with ECharts\D3\MapV etc. Contributed by SuperMap & community.

3D satellite tracker and pass predictor. 16,000+ satellites live on a globe or in a compass-aimed sky view, from CelesTrak element sets. Built with CesiumJS and Vue

Explore real cities, mountains and streets in Minecraft. RealWorldMC brings Google 3D maps and Street View to Java Edition with Fabric. Recommended for 1.21.1; experimental 26.2 available. Requires your own map API keys.

React Native Maps for MapKit, Google Maps, Mapbox, MapLibre (OpenStreetMap) and Cesium on iOS and Android, with every engine's features and animated 3D built in: vehicles, people on their floor, rocket launches, satellites on the globe. Expo and Swift Package Manager. Powered by Nitro Modules.

Renderer for 3D Tiles in Javascript using three.js, Babylon.js, and r3f