Tidwall Tile38 by tidwall
Real-time Geospatial and Geofencing
About Tidwall Tile38
From the project's README at github.com/tidwall/tile38. Lightly cleaned for readability; for the full source see the upstream repo.
Tile38 is an open source (MIT licensed), in-memory geolocation data store, spatial index, and realtime geofencing server. It supports a variety of object types including lat/lon points, bounding boxes, XYZ tiles, Geohashes, and GeoJSON.
This README is quick start document. You can find detailed documentation at https://tile38.com .
<img src="/.github/images/geofence.gif" alt="Geofencing" border="0" width="120" he
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 | 9.6k | github.com/tidwall/tile38 |
| GitHub forks | 609 | github.com/tidwall/tile38 |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 10.2 years | since Mar 2016 |
| Last commit | 13 days ago | Apr 24, 2026 |
| Releases shipped | 106 | last: 4 months ago |
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 → |
Ready to self-host Tidwall Tile38?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
Similar open-source projects
Projects in our directory that replace the same SaaS or share topics with Tidwall Tile38.