Drop GeoJSON files
Import .geojson or .json files directly into your browser. Supports FeatureCollection, Feature, and Geometry objects with full validation.
View, analyze, and convert GeoJSON files directly in your browser. Perfect for QGIS users and ArcGIS professionals needing quick GeoJSON validation and conversion. Run SQL queries, visualize on the map, and export to optimized formats like GeoParquet and FlatGeobuf. No backend, no installation—completely free.
GeoJSON is a widely-adopted, human-readable format for encoding geographic data using JSON. It's the standard interchange format for web mapping and is supported by virtually all GIS tools and libraries. GeoJSON represents features with geometries (Point, LineString, Polygon, etc.) and associated properties.
Import .geojson or .json files directly into your browser. Supports FeatureCollection, Feature, and Geometry objects with full validation.
Run spatial SQL queries on GeoJSON data using DuckDB WASM. Filter features, join datasets, compute areas, and export results.
Preview GeoJSON features on an interactive map. Style by properties, inspect attributes, and validate geometry with visual feedback.
Export your GeoJSON data to optimized formats like GeoParquet and FlatGeobuf for better performance, or to tabular formats like CSV for analysis. All conversions happen locally in your browser.
No signup, no installation. Drop your GeoJSON file and start exploring, querying, and converting in seconds.
Launch GeoJSON viewer