Sitemap
Every page on GeoJason, grouped by section. The XML sitemap for crawlers lives at /sitemap.xml.
Tools
- GeoJSON Viewer — View and visualize GeoJSON files on an interactive map. Paste or upload your GeoJSON data to see it rendered instantly.
- GeoJSON Validator — Validate your GeoJSON data against the RFC 7946 specification. Find and fix errors in your GeoJSON files.
- GeoJSON Simplifier — Simplify complex GeoJSON geometries to reduce file size while preserving shape accuracy.
- GeoJSON Bounding Box Calculator — Calculate the bounding box envelope of any GeoJSON geometry. Get min/max coordinates instantly.
- GeoJSON Area Calculator — Calculate the area of GeoJSON polygons in square meters and square kilometers.
- GeoJSON Length Calculator — Calculate the total length of GeoJSON LineStrings in meters and kilometers.
- GeoJSON Centroid Calculator — Find the geographic center point of any GeoJSON geometry. Calculate centroids for polygons and feature collections.
- GeoJSON Merge Tool — Merge multiple GeoJSON files into a single FeatureCollection.
- GeoJSON Buffer Tool — Create buffer zones around GeoJSON geometries at a specified distance.
- GeoJSON Clip Tool — Clip GeoJSON features to a bounding box or polygon boundary.
- GeoJSON Union Tool — Compute the union of multiple GeoJSON polygons into a single geometry.
Converters
- GeoJSON to KML Converter — Convert GeoJSON files to KML format for use in Google Earth and other mapping applications.
- KML to GeoJSON Converter — Convert KML files from Google Earth to GeoJSON format for web mapping and GIS applications.
- GeoJSON to WKT Converter — Convert GeoJSON geometries to Well-Known Text format for use in databases like PostGIS.
- WKT to GeoJSON Converter — Convert Well-Known Text geometries to GeoJSON format for web mapping and visualization.
- GPX to GeoJSON Converter — Convert GPX track files to GeoJSON format. Transform GPS data for web mapping.
- Lat/Long to GeoJSON Converter — Convert latitude and longitude coordinates to GeoJSON Point features.
- GeoJSON to Lat/Long Extractor — Extract latitude and longitude coordinates from GeoJSON features into a table or CSV.
Guides
- What is GeoJSON? — Learn about GeoJSON - the open standard format for encoding geographic data structures using JSON.
- GeoJSON Specification (RFC 7946) — A developer-friendly guide to the GeoJSON specification RFC 7946 with examples and explanations.
- GeoJSON Examples — Browse common GeoJSON examples for Point LineString Polygon and FeatureCollection types.
- GeoJSON Best Practices for Developers — Best practices for working with GeoJSON data in web mapping and GIS applications.
- Coordinate Reference Systems (CRS) — Understand coordinate reference systems and how they relate to GeoJSON and web mapping.
- GeoJSON vs TopoJSON Comparison — Compare GeoJSON and TopoJSON formats. Learn when topology-preserving formats save space.
- Web Mapping Developer Guide — A comprehensive guide to building interactive web maps with GeoJSON Leaflet and modern tools.
- Using GeoJSON with PostGIS — Learn how to import export and query GeoJSON data in PostGIS spatial databases.
- GeoJSON Frequently Asked Questions — Answers to the most common GeoJSON questions — coordinate order file size limits browser support and more.
- GeoJSON Debugging Guide — Fix common GeoJSON problems: points in the ocean reversed polygons invalid geometries and coordinate order issues.
- GeoJSON File Size Optimization — Reduce GeoJSON file size by 50-90% using simplification precision reduction minification and format alternatives.
- Spatial Operations Explained — Learn buffer clip union intersection and difference operations with real GeoJSON examples you can paste into tools.
- GeoJSON vs Shapefile vs GeoPackage — Compare GeoJSON Shapefile GeoPackage and other geospatial formats. When to use each and migration strategies.
- Working with GeoJSON in Python — Use GeoJSON in Python with json Shapely GeoPandas and Fiona. Read write transform and serve spatial data.
- Working with GeoJSON in JavaScript — Parse transform and render GeoJSON in JavaScript with Turf.js Leaflet Mapbox GL and TypeScript types.
- Build a Store Locator with GeoJSON — Step-by-step tutorial: geocode addresses create GeoJSON features and build a proximity search map with Leaflet.
About this site
- Terms of Service — Terms of service for using GeoJason tools and website content.
- About GeoJason — Free browser-based GeoJSON developer tools. View validate convert and transform spatial data with no signup required.
- Privacy Policy — Privacy policy for GeoJason. Learn how we handle your data and what third-party services we use.
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