ESRI Shapefile GeoJSON KML / KMZ GPX Tracks AutoCAD DXF AutoCAD DWG CSV / Excel MS Excel GeoParquet GeoPackage SQLite FileGDB FlatGeobuf MapInfo TopoJSON GML OSM PBF Garmin FIT WKT

Blog Docs About

Menu

Pages

Blog Documentation About

Converters

ESRI Shapefile GeoJSON KML / KMZ GPX Tracks AutoCAD DXF AutoCAD DWG CSV / Excel MS Excel GeoParquet GeoPackage View All Formats

.topojson

TopoJSON Viewer

Visualize TopoJSON topology files.

Upload TopoJSON files to view compact topology data.

Secure, local-first GIS data viewer and converter. Process your spatial data directly in your browser without uploading to any server.

Product

Launch Studio
Supported Formats
Blog
Documentation

Connect

GitHub
X
Email

© 2025 GeoDataViewer. Local-first data processing.

Privacy Policy Terms of Service