Free Online GIS Viewer and Format Converter
Free GIS data viewer for Shapefile, GeoJSON, KML, GML, PBF and DXF. Open files locally and convert 19 GIS formats without upload or install.
Free Online GIS Viewer and Format Converter launched on June 30, 2026 with 8 votes, #1,599 of 22,647 launches that month and more than 75% of that year's launches.
What it does
Free online GIS viewer and converter with no download and no upload required. View Shapefile, GeoJSON, KML, GPX, GML, GeoParquet and more directly in your browser.
Analyze and convert your spatial data directly in your browser. No uploads, no servers, 100% secure. Supports 20+ formats including GeoJSON, Shapefile, KML, GPX, and AutoCAD. Quick answer: open a GIS file in your browser to preview its map and attributes, or convert it to another format locally without uploading the source data. Explore high-performance 2D & 3D mapping, massive point cloud rendering, Cloud Optimized GeoTIFFs, and dynamic timeline playback — running 100% locally with zero server uploads. Track global real-time geospatial intelligence feeds simultaneously on a unified tactical command map: earthquakes (>M5), military aircraft ADS-B transponders, active satellites & Starlink,…from geodataviewer.com
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