Browser-based geospatial data viewer with in-browser SQL analytics powered by DuckDB-WASM. Upload GeoJSON, GeoParquet, CSV, or Shapefiles, style layers with classified symbology, and run spatial SQL queries, all client-side with zero backend.
MapViewer-GL is a browser-based geospatial data viewer that enables users to upload, style, and analyze geographic data entirely client-side using DuckDB-WASM for SQL-powered analytics. It supports multiple formats including GeoJSON, CSV, Shapefiles, and Parquet, making it ideal for analysts, researchers, and developers who need to explore spatial data without server dependencies or data uploads.
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