OSM to GeoJSON Converter

OSM to GeoJSON Converter | Online Free Tool | Elysia Tools

Tool usage guide

Learn when to use this tool, what it supports, and how real users apply it.

Key facts

Category: Format Conversion
Input types: textarea, checkbox
Output type: text
Sample coverage: 4
API ready: Yes

Overview

The OSM to GeoJSON Converter is a specialized utility designed to transform raw OpenStreetMap (OSM) XML data into the widely supported GeoJSON format, enabling seamless integration with web mapping libraries and GIS software.

When to use

When you need to visualize OpenStreetMap data in web-based mapping tools like Leaflet or Mapbox.
When preparing geographic datasets for analysis in modern GIS applications that prefer JSON-based structures.
When you need to extract specific geographic features like nodes, ways, or relations from a raw OSM export.

How it works

1Paste your raw OpenStreetMap XML data into the input field.
2Select the specific feature types you wish to include, such as nodes, ways, or relations.
3Toggle the 'Pretty Print' option if you require human-readable, formatted output.
4Click the convert button to generate and download your GeoJSON file.

Use cases

Web Developers building custom map interfaces using Leaflet or OpenLayers.
Data Analysts importing OSM features into web-based visualization dashboards.
GIS Specialists converting legacy OSM exports for use in modern cloud-native mapping platforms.

Examples

1. Web Map Integration

Frontend Developer

Background

The developer needs to display a specific neighborhood's building footprints on a custom website.

Problem

The raw OSM XML data is too complex for the mapping library to parse directly.

How to use

Paste the OSM XML snippet, ensure 'Include Ways' is checked, and convert to GeoJSON.

includeNodes: false, includeWays: true, includeRelations: false, prettyPrint: true

Outcome

A clean GeoJSON file ready to be loaded into a Leaflet map layer.

2. Geospatial Data Cleaning

GIS Analyst

Background

An analyst is preparing a dataset of points of interest (nodes) for a spatial analysis project.

Problem

The source file contains unnecessary geometry data that bloats the file size.

How to use

Upload the OSM file, select only 'Include Nodes', and generate the output.

includeNodes: true, includeWays: false, includeRelations: false, prettyPrint: false

FAQ

What is the difference between OSM XML and GeoJSON?

OSM XML is a verbose format specific to OpenStreetMap, while GeoJSON is a lightweight, standard format used by most modern web mapping frameworks.

Can I convert large OSM files?

This tool is optimized for standard data snippets. For extremely large datasets, consider using specialized command-line tools like osmium.

Does this tool support relations?

Yes, you can enable the 'Include Relations' checkbox to process complex geographic relations in your output.

Is the output valid GeoJSON?

Yes, the tool generates standard GeoJSON objects that comply with RFC 7946 specifications.

Do I need to install any software?

No, this is a web-based utility that runs entirely in your browser.

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Inputs

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Learn when to use this tool, what it supports, and how real users apply it.

Key facts

Overview

When to use

How it works

Use cases

Examples

1. Web Map Integration

2. Geospatial Data Cleaning

FAQ

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