Skip to content

Spatial Analysis Tool — Buffer, Intersect, Union, Dissolve

Spatial Analysis

Buffer, intersect, union, difference, and dissolve GeoJSON polygons

Expand every feature in the layer outward by a fixed distance.

Drop a GIS file (GeoJSON, Shapefile, KML, GeoPackage…), or click to browse

Distance in kilometers to expand each feature outward.

GIS Toolbox

Browser-based GIS tools — coordinate conversion, format conversion, measurement, and 3D map exploration. Files never leave your browser.

© 2026 GIS Toolbox · All rights reserved.

Built with Vue 3, TypeScript & WebAssembly.