Google Earth Engine: Planetary-scale analysis of satellite imagery in the cloud. Turf.js: Geospatial analysis in JavaScript, in the browser or Node.
| Google Earth Engine | Turf.js | |
|---|---|---|
| Category | Spatial Analysis & GeoAI | Map Libraries & SDKs |
| Pricing model | Freemium | Open source |
| Starts at | See website | Free |
| Free tier | Free for non-commercial and research use | — |
| Open source | No | Yes |
| Software licence | — | MIT |
| API | Yes | — |
| Platforms | Web, Python, JavaScript | JavaScript |
| Made by | — | |
| Commercial use | Paid plan | Allowed |
| Export / print images | Allowed | Allowed |
| Offline / caching | Check terms | Allowed |
| Visits from MapTools | 1 | 3 |
| Visit | Visit |
Google Earth Engine features
- Landsat, Sentinel, MODIS and many other datasets
- JavaScript Code Editor and Python API
- Time-series and classification
- Export results to Drive or Cloud Storage
Commercial use requires a paid Google Cloud licence. Each dataset keeps its own licence terms.
Google Earth Engine alternativesTurf.js features
- Buffers, unions and intersections
- Distance, area and bearing
- Point-in-polygon and clustering
- Works in browser and Node.js
Summary based on public information. Check each provider's current pricing and terms.