Awesome Cesium Awesome

Open-source JavaScript library for world-class 3D globes and maps with high-performance geospatial streaming, precision, and visual quality.

This list curates libraries, tools, framework integrations, game engines, and resources for the CesiumJS ecosystem.

• Quick Start
• Official Resources
• Community
• Learning Resources
• Framework Integration
• Game Engine Integration
• Data Processing
• Libraries & Plugins
• Performance & Optimization
• AI Integration
• SDK & Development Frameworks
• Open Source Projects
• Applications
• Data Sources & Platform
• Tools
• Ecosystem
• Future & Emerging
• Archived / Legacy

New to Cesium? Start here:

• Official Resources — docs, Sandcastle, and the core library.
• Framework Integration — Vue (vue-cesium) or React (resium).
• Tools — Vite starter (cesium-vite-example) or bundler plugin (vite-plugin-cesium).
• Open Source Projects / Applications — demos and production-style apps.

• Official Website - The official Cesium website with documentation and resources.
• CesiumJS Library - The main JavaScript library for 3D globes and maps.
• Documentation - Comprehensive documentation, tutorials, and API reference.
• Sandcastle - Interactive code examples and demos, with AI semantic search and Sandcastle Copilot (BYOK).
• GitHub Repository - GitHub stars The official open-source CesiumJS repository.
• Cesium Native - GitHub stars Foundational C++ library for 3D Tiles, terrain, and geospatial processing. Powers Cesium for Unreal, Unity, and Omniverse.
• 3D Tiles Specification - GitHub stars Open specification for streaming 3D geospatial content.

• Community Forum - Official community forum for questions, discussions, and announcements.
• Discord - Real-time chat and community discussions.
• Reddit - Community discussions and news.

• Official CesiumJS Tutorials - Step-by-step tutorials and learning resources for beginners.
• Build a Flight Simulator with CesiumJS Using AI - 🆕 New Official guide to building a CesiumJS flight simulator with an AI coding agent, React, and TypeScript.

• Official Cesium Blog - Latest news, features, technical insights, and real-world use cases.
• Introducing CesiumJS Sandcastle Copilot - 🆕 New AI chat panel in Sandcastle for writing, editing, and debugging CesiumJS samples (bring-your-own LLM key).

• Cesium YouTube Channel - Official tutorials, demos, and conference talks.
• Cesium Developer Conference 2026 - 🆕 New Free session recordings covering 3D Tiles, Gaussian splats, digital twins, Unity/Unreal, and WebXR.

• cesium-angular-example - GitHub stars Integration example with the latest version of Angular.

• vue-cesium - GitHub stars Vue 3.x components for CesiumJS with comprehensive third-party library support.
• cesium-vue3-vite - GitHub stars Vue 3 + Vite + Cesium template with common 3D visualization scenes.

• resium - GitHub stars React components for Cesium with TypeScript support and declarative API.

• 3D Tiles for Godot - Official plugin bringing 3D Tiles support to Godot Engine (2025 release by Battle Road).
• cesium-unreal - GitHub stars Bringing the 3D geospatial ecosystem to Unreal Engine.
• cesium-unity - GitHub stars High-accuracy 3D geospatial content for Unity. Web deployment supported since v1.20.0.

• ctb-quantized-mesh - Enhanced version of cesium-terrain-builder supporting quantized-mesh format for better performance.

• 3dtiles - GitHub stars Fast tools for converting OSGB, Shapefile, and FBX to 3D Tiles.
• gltf-pipeline - GitHub stars Official content pipeline for optimizing glTF assets for 3D Tiles and Cesium.
• glTF-Transform - GitHub stars glTF 2.0 SDK for JavaScript and TypeScript with optimization, compression, and conversion tools.
• obj2gltf - GitHub stars Official Node.js tool for converting OBJ assets to glTF 2.0.
• citygml-to-3dtiles - Experimental converter from CityGML to Cesium 3D Tiles.
• glTF-Blender-IO - GitHub stars Official Blender add-on for glTF 2.0 import/export. Essential for creating and editing models destined for 3D Tiles.
• spz - Open-source SPZ file format for 3D Gaussian Splats. ~10x smaller than PLY with virtually no perceptible loss. Offered by Niantic Labs.

• cesium-ion-revit-add-in - GitHub stars Official Autodesk Revit add-in to export designs to Cesium ion as 3D Tiles for CesiumJS and game engines.

• cesium-navigation - GitHub stars TypeScript compass, zoom navigator, and distance scale widgets for CesiumJS (v6, zero legacy dependencies).
• cesium-extends - GitHub stars Modular CesiumJS extension suite for measure, draw, tooltip, popup, dual-viewer sync, compass, heatmap, and GeoJSON styling.
• cesium-transform-controls - GitHub stars 🆕 New Visual translate, rotate, and scale gizmo for Cesium entities and models.
• cesium-player-controller - GitHub stars 🆕 New First- and third-person character controller with capsule collision, animations, and camera obstacle avoidance.

• ol-cesium - GitHub stars OpenLayers - Cesium integration for 2D/3D map switching.
• 3DTilesRendererJS - GitHub stars 3D Tiles renderer for Three.js, alternative to Cesium for 3D Tiles visualization.
• cesium-vectortile-gl - GitHub stars Native Primitive vector tile renderer for MVT/GeoJSON with MapLibre style support, batching, and GPU culling.
• cesium-wind-layer - GitHub stars GPU-accelerated wind field particle visualization with terrain occlusion support.
• cesium-clouds-atmosphere - GitHub stars 🆕 New Volumetric clouds, Bruneton atmosphere, aerial perspective, and lens flare rendering for CesiumJS.

• zarr-cesium - GitHub stars CesiumJS providers for streaming Zarr environmental and geospatial data from cloud object stores.
• Cesium-GeoserverTerrainProvider - GeoServer integration for various elevation data formats.

• Custom Shader Guide - Official guide for CesiumJS CustomShader on models and 3D Tiles.
• CustomShader API - API reference for user-defined GLSL materials and lighting hooks.

• cesium-gpx-viewer - GitHub stars GPX file viewer built with React.js for GPS track visualization.

• cesium-gpu-points-layer - GitHub stars GPU-accelerated primitive for rendering and animating millions of dynamic markers with billboard-style performance.

The Cesium ecosystem is rapidly integrating with AI systems. This section covers MCP servers, agent skills, and AI-assisted geospatial workflows.

• cesium-ai-integrations - GitHub stars Official Cesium collection of MCP servers (mcp/), agent skills (skills/), and reference apps for connecting AI systems with CesiumJS.
• cesium-mcp - GitHub stars Community MCP ecosystem with 60+ tools via cesium-mcp-bridge, cesium-mcp-runtime, and cesium-mcp-dev for browser, IDE, and stdio/WebSocket agent control.

• cesiumjs-skills - GitHub stars 🆕 New Official curated agent skills for CesiumJS development in AI coding assistants.
• Cesium-Skills - GitHub stars 🆕 New Community CesiumJS agent skills with ~185 JS examples covering terrain, 3D Tiles, and effects for Cursor, Codex, and Claude.
• Cesium VS Code Extension - 🧪 Experimental Official VS Code extension for CesiumJS development (draft, in development).
• Context7 Cesium Server - MCP server providing AI tools with real-time access to latest CesiumJS documentation and API references to reduce hallucinations.

• dc-sdk - GitHub stars WebGIS application framework optimized for rapid development and deployment.
• mars3d - GitHub stars Mars3D platform for B/S architecture 3D client development with industry extensions.

• Cesium-Examples - GitHub stars Comprehensive collection of 200+ CesiumJS examples including analysis, visualization, and data loading.

• cesium-flight-simulator - GitHub stars 🆕 New Browser flight and ground vehicle simulator on real-world Cesium terrain with React and TypeScript.
• GeoLibre - GitHub stars 🆕 New Cloud-native GIS platform with optional CesiumJS 3D globe panes camera-synced to MapLibre 2D maps.
• velocity - GitHub stars 🆕 New Self-hosted OSINT situation console fusing aircraft, ships, satellites, quakes, and conflict events on one Cesium globe.
• worldwideview - GitHub stars Modular real-time situational awareness platform with plugin architecture for live geospatial data on a CesiumJS globe.
• satellite-js - GitHub stars Satellite orbit calculation library from TLE data, commonly used with Cesium for orbit visualization.
• satvis - GitHub stars Advanced satellite orbit visualization and pass prediction.
• 3D-Wind-Field - GitHub stars 3D wind field visualization on Cesium globe.
• TerriaJS - GitHub stars Library for building rich geospatial 2D & 3D data platforms with Cesium support.
• MapStore2 - GitHub stars Open-source framework for creating and sharing maps, dashboards, and geostories with 3D Cesium support.
• SuperMap iClient-JavaScript - GitHub stars Modern GIS web client supporting Leaflet, OpenLayers, MapboxGL, and CesiumJS. Enhanced with ECharts, D3, and MapV.

• Cesium Ion - Cloud platform for streaming, hosting, and processing 3D geospatial content; includes terrain, imagery, 3D Tiles, and photogrammetry.
• OpenStreetMap - Collaborative mapping platform providing global map data.
• Natural Earth - Public domain map dataset for cartographers.
• PMTiles - GitHub stars Map tiles in a single file on static storage. Enables offline-capable, self-hosted tile serving compatible with Cesium.

• 3d-tiles-tools - GitHub stars Official CLI for converting, merging, upgrading, compressing, and analyzing 3D Tiles tilesets.
• 3d-tiles-validator - GitHub stars Official validator for 3D Tiles tilesets.
• spz-loader - GitHub stars Official .spz 3D Gaussian Splatting format loader for CesiumJS.
• cesiumjs-workshop - GitHub stars Deep dive workshop materials from the 2025 Cesium Developer Conference.
• cesium-vite-example - GitHub stars Official minimal Vite setup for CesiumJS applications.
• vite-plugin-cesium - GitHub stars Community Vite plugin for zero-config Cesium static asset handling and bundling.
• vite-plugin-cesium-build - GitHub stars Vite plugin that automates Cesium asset copy and build config, with optional @cesium/engine support.
• 3DTiles-Inspector - GitHub stars 🆕 New Interactive 3D Tiles editor for geospatial transform alignment, geometric error tuning, and Gaussian splat cropping.

• cesium-omniverse - GitHub stars Cesium connector for NVIDIA Omniverse.

Technologies and directions shaping the Cesium ecosystem.

AI & MCP — Sandcastle Copilot (BYOK) for in-browser coding help; official cesiumjs-skills and cesium-ai-integrations; community cesium-mcp for natural language 3D globe control.

3D Gaussian Splatting — Production-path support via KHR_gaussian_splatting / SPZ and spz-loader; ion tiling and continued CesiumJS loading/render performance work through 1.14x releases.

Native vector in 3D Tiles — CesiumJS 1.142+ adds vector tiles from ion, MVTDataProvider, and GeoJsonPrimitive for high-performance vector rendering without the Entity layer.

3D Tiles Next — Evolution of the streaming specification; experimental support in Cesium. Follow Cesium Blog for announcements.

Cesium ion — Cloud platform for 3D geospatial; streaming, tiling, photogrammetry, and hosting. The default for production deployments.

Game Engines — Unity (web deployable), Unreal, Godot bring Cesium and 3D Tiles to real-time engines.

Omniverse & WebXR — cesium-omniverse for NVIDIA Omniverse; archived cesium-webxr for VR/AR experiments.

Resources below are no longer actively maintained (24+ months inactive). Kept for reference; use with caution.

• cesium-terrain-builder (2021) - C++ library for terrain tiles.
• Cesium Terrain Server (2021) - Filesystem-based terrain serving.
• COLLADA2GLTF (2020) - COLLADA to glTF conversion.
• cesium-point-cloud-generator (2021) - Java point cloud tool.

• cesium-plugins (2021) - Coordinate picking, flooding analysis, overlays.
• Cesium-Plugin (2021) - Measurement, context menus.
• CesiumVectorTile (2021) - Vector tile provider. See cesium-vectortile-gl for a modern alternative.
• cesium-drawhelper (2016) - Shape editor.
• CesiumExp-measure (2021) - Measurement plugin.
• CesiumMeshVisualizer (2021) - Three.js geometry in Cesium.
• CesiumRoadImageFlowMaterial (2022) - Road flow material.
• cesium-webxr (2024) - POC for WebXR VR/AR experiences in Cesium.

• 3d-tiles-samples (2024) - Sample tilesets for learning and testing 3D Tiles.

• Cesium.HPUZYZ.Demo - (2021).
• ExamplesforCesium - (2022).
• Nick_Learns_CesiumJS - (2022).
• Gesture-Controlled-3D-World - (2021).

• Removed from this list: angular-cesium (2019), cesium-vue (2018), d3cesium (2015), cesium-vr (2015). See Git history.

• Awesome 3D Tiles - Broader 3D Tiles ecosystem beyond CesiumJS.
• Awesome Frontend GIS - Browser GIS frameworks, tools, and demos.
• Awesome GIS - General geospatial tools, libraries, and learning resources.
• Awesome Geospatial - Large curated index of geospatial software across languages.

Your contributions are always welcome! Please take a look at the contribution guidelines first.

How to contribute:

• Star this repository if you find it useful.
• Report issues or broken links.
• Suggest new resources or categories.
• Submit pull requests with improvements.

Guidelines for adding new resources:

• Ensure the resource is directly related to Cesium.
• Check that the project is well-documented and maintained.
• Include a brief, clear description of what the resource does.
• Add appropriate badges (stars, activity status) where available.

If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file. Thank you!

Last updated: July 2026 Active resources: 79+ Archived (legacy): 17 Categories: 16

Curated for CesiumJS 1.x (currently 1.143). Only actively maintained resources in the main list. See Inclusion Criteria.

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