Free file tools

Convert and validate KML, GPX, GeoJSON, CSV, and Excel files — straight in your browser. No upload, no signup, no watermark.

Validators

KML Validator

Check a .kml file for errors and inspect its contents

GPX Validator

Check a .gpx file for errors and inspect its contents

GeoJSON Validator

Check a .geojson file for errors and inspect its contents

Converters

From KML

KML → GPX

Convert .kml to .gpx

KML → GeoJSON

Convert .kml to .geojson

KML → CSV

Convert .kml to .csv

KML → Excel

Convert .kml to .xlsx

From GPX

GPX → KML

Convert .gpx to .kml

GPX → GeoJSON

Convert .gpx to .geojson

GPX → CSV

Convert .gpx to .csv

GPX → Excel

Convert .gpx to .xlsx

From GeoJSON

GeoJSON → KML

Convert .geojson to .kml

GeoJSON → GPX

Convert .geojson to .gpx

GeoJSON → CSV

Convert .geojson to .csv

GeoJSON → Excel

Convert .geojson to .xlsx

From CSV

CSV → KML

Convert .csv to .kml

CSV → GPX

Convert .csv to .gpx

CSV → GeoJSON

Convert .csv to .geojson

CSV → Excel

Convert .csv to .xlsx

From Excel

Excel → KML

Convert .xlsx to .kml

Excel → GPX

Convert .xlsx to .gpx

Excel → GeoJSON

Convert .xlsx to .geojson

Excel → CSV

Convert .xlsx to .csv