Osm search Nominatim by osm-search
Open Source search based on OpenStreetMap data
About Osm search Nominatim
From the project's README at github.com/osm-search/Nominatim. Lightly cleaned for readability; for the full source see the upstream repo.
[](https://github.com/osm-search/Nominatim/actions?query=workflow%3A%22CI+Tests%22)
Nominatim (from the Latin, 'by name') is a tool to search OpenStreetMap data by name and address (geocoding) and to generate synthetic addresses of OSM points (reverse geocoding). An instance with up-to-date data can be found at https://nominatim.openstreetmap.org. Nominatim is also used as one of the sources for the Search box on the OpenStreetMap home page.
The documentation of the latest development version is in the subdirectory. A HTML version can be found at https://nominatim.org/release-docs/develop/ .
The latest stable release can be downloaded from https://nominatim.org. There you can also find installation instructions for the release, as well as an extensive Troubleshooting/FAQ section.
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 4.2k | github.com/osm-search/Nominatim |
| GitHub forks | 835 | github.com/osm-search/Nominatim |
| PYPI downloads (last month) | 14k | nominatim |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 14.3 years | since Mar 2012 |
| Last commit | 2 months ago | May 2, 2026 |
| Releases shipped | 44 | last: 2 months ago |
| Security policy | SECURITY.md | declared by maintainers |
| Funding links | 2 | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
What people say on Hacker News
Ready to self-host Osm search Nominatim?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed Jun 21, 2026.
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