Free GIS Converter Tools

Convert between geographic data formats instantly. Everything runs in your browser: no upload, no account, completely private.

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32 of 32 tools

Format Converters

Shapefile ↔ GeoJSONESRI .shp/.dbf or a ZIP archive. All geometry and attributes kept.Convert now →GeoJSON to Shapefile converter →
CSV ↔ GeoJSONAny spreadsheet with lat/lng columns becomes a map layer, and back.Convert now →GeoJSON to CSV converter →
GeoJSON ↔ KMLFor Google Earth, Google Maps, Leaflet, and Mapbox.Convert now →KML to GeoJSON converter →
TopoJSON ↔ GeoJSONFull topology support: transforms, arcs, and named objects.Convert now →GeoJSON to TopoJSON converter →
GeoJSON ↔ WKTReady for PostGIS, QGIS, and spatial databases.Convert now →
State Plane & EPSG ConverterLat/lng to US State Plane, or any EPSG code via proj4.Convert now →
CRS / Reprojection ToolWGS84, Web Mercator, UTM, and Lambert-93.Convert now →
KML ↔ GPXLoad Google Earth data onto a GPS device, or view a track in Google Earth.Convert now →GPX to KML converter →
KMZ ↔ KMLUnpack a Google Earth KMZ archive, or compress a KML back into one.Convert now →KML to KMZ converter →
KML ↔ CSVExport placemarks to a spreadsheet, or plot spreadsheet rows in Google Earth.Convert now →CSV to KML converter →
CSV ↔ GPXTurn a spreadsheet of coordinates into GPS waypoints, or back to a spreadsheet.Convert now →GPX to CSV converter →
Shapefile (SHP) ↔ KMLSHP to KML for Google Earth, or KML placemarks into a Shapefile.Convert now →KML to SHP converter →
Shapefile ↔ CSVESRI Shapefile attributes and coordinates to a spreadsheet, or back.Convert now →CSV to Shapefile converter →

View & Inspect

GeoJSON ViewerOpen a .geojson file on an interactive map and inspect its features.Open viewer →
Shapefile (SHP) ViewerOpen a zipped SHP on a map and inspect its geometry and attributes.Open viewer →
KMZ ViewerOpen a .kmz without Google Earth and see what is inside the archive.Open viewer →
KML ViewerView KML and KMZ placemarks, paths and polygons without Google Earth.Open viewer →
GPX ViewerPlot GPX tracks, routes and waypoints from Strava, Garmin or AllTrails.Open viewer →

Edit & Validate

GPX EditorRename tracks, delete waypoints, trim a route, strip elevation or timestamps.Open editor →
GeoJSON EditorLive syntax checking, auto-formatting, instant download.Open editor →
Merge GeoJSONCombine multiple files into a single FeatureCollection.Merge files →
GeoJSON ValidatorSpec compliance check with a detailed error and warning list.Validate now →
GeoJSON SimplifierDouglas-Peucker algorithm reduces vertices and file size.Simplify now →

Coordinates & Measurement

Coordinate ConverterDecimal Degrees, DMS, and UTM, converted instantly.Convert now →
Geohash ConverterEncode coordinates to a geohash, or decode one back.Convert now →
Distance & Area CalculatorGreat-circle distance, or total length/area from a file.Calculate now →

GPS & Fitness

GPX ↔ GeoJSONTracks, waypoints, and routes. Elevation preserved.Convert now →GeoJSON to GPX converter →
Elevation Profile ViewerElevation chart, distance, climb/descent, and route map.View profile →
GPX Merge & SplitCombine tracks into one file, or split into equal stages.Open tool →
FIT to GPX / GeoJSONGarmin, Wahoo, or Suunto activity files, converted.Convert now →
TCX to GPX / GeoJSONGarmin Training Center XML activity files, converted.Convert now →
GPX Pace & Speed CalculatorAverage pace, speed, and per-km/mile splits.Calculate now →