Geo Simplify
Free · Local-only
Clean messy geo files
Simplify shapes, remove duplicate vertices, unkink polygons, and tidy attributes. Everything runs in your browser — nothing is uploaded to our servers.
Add to Chrome (coming soon) Privacy
SimplifyDedupe verticesUnkinkAttribute cleanGeoJSON / KML / WKT
Chrome extension for local geospatial cleanup and map preview (OpenStreetMap tiles).
Contact: ylf4050@gmail.com