ArcGIS Maps SDK for JavaScript: Esri's web SDK for 2D and 3D mapping apps. Turf.js: Geospatial analysis in JavaScript, in the browser or Node.
| ArcGIS Maps SDK for JavaScript | Turf.js | |
|---|---|---|
| Category | Map Libraries & SDKs | Map Libraries & SDKs |
| Pricing model | Freemium | Open source |
| Starts at | See website | Free |
| Free tier | Free with ArcGIS Location Platform tier | — |
| Open source | No | Yes |
| Software licence | — | MIT |
| API | — | — |
| Platforms | JavaScript | JavaScript |
| Made by | Esri | — |
| Commercial use | Check terms | Allowed |
| Export / print images | Check terms | Allowed |
| Offline / caching | Check terms | Allowed |
| Visits from MapTools | 2 | 3 |
| Visit | Visit |
ArcGIS Maps SDK for JavaScript features
- 2D maps and 3D scenes
- Widgets for editing and measurement
- Client-side analysis
- Integration with ArcGIS services
Turf.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.