Nominatim vs OpenStreetMap
Both Nominatim and OpenStreetMap are self-hosted alternatives to Google Maps Platform. Both are filed under Maps and Global Positioning System (GPS).
Side by side
| Field | Nominatim | OpenStreetMap |
|---|---|---|
| Description | Server application for geocoding (address -> coordinates) and reverse geocoding (coordinates -> address) on OpenStreetMap data. | Collaborative project to create a free editable map of the world. |
| GitHub stars | 4,546 | 2,876 |
| License | GPL-2.0 | GPL-2.0 |
| Platforms | C | Ruby |
| Latest release | v5.3.3, 14 October 2026 | No release recorded |
| Repository activity | 28 October 2026 | 30 October 2026 |
| Health | Active | Active |
| Categories | Maps and Global Positioning System (GPS) | Maps and Global Positioning System (GPS) |
| Website | https://nominatim.org/ | https://www.openstreetmap.org/ |
| Source code | https://github.com/osm-search/Nominatim | https://github.com/openstreetmap/openstreetmap-website |
Where the records differ
Computed from the two records above: a line appears only where the dataset states a figure, a date or a set relation, and no line recommends one application over the other.
- Nominatim has more GitHub stars in the dataset, 4,546 against 2,876.
- OpenStreetMap recorded repository activity more recently, 30 October 2026 against 28 October 2026.
- Nominatim has a release on record (v5.3.3); the dataset records no release for OpenStreetMap.
- Both are listed under the same license: GPL-2.0.
- Platforms differ: Nominatim lists C; OpenStreetMap lists Ruby.
- Both are filed under the same categories: Maps and Global Positioning System (GPS).