D3 (d3-geo): Map projections and SVG maps for custom data graphics. deck.gl: GPU-powered visualization of large geospatial datasets.
| D3 (d3-geo) | deck.gl | |
|---|---|---|
| Category | Map Libraries & SDKs | Map Libraries & SDKs |
| Pricing model | Open source | Open source |
| Starts at | Free | Free |
| Free tier | — | — |
| Open source | Yes | Yes |
| Software licence | ISC | MIT |
| API | — | — |
| Platforms | JavaScript | JavaScript, Python |
| Made by | — | — |
| Commercial use | Allowed | Allowed |
| Export / print images | Allowed | Allowed |
| Offline / caching | Allowed | Allowed |
| Visits from MapTools | 1 | 1 |
| Visit | Visit |
D3 (d3-geo) features
- Many map projections
- SVG and canvas rendering
- TopoJSON support
- Full design control
deck.gl features
- Layers for points, arcs, hexagons, heatmaps, trips
- Handles millions of features
- Works with MapLibre, Mapbox, Google Maps
- Python binding (pydeck)
Summary based on public information. Check each provider's current pricing and terms.