GeoCanvas is a fast, free, and lightweight tool for drawing, uploading, and analyzing spatial data directly in your browser. No account required — everything runs locally.

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File Support

You can upload and visualize the following spatial formats:

• 📎 GeoJSON / JSON
• 📎 KML / KMZ
• 📎 Shapefiles (.zip) with all component files included

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Feature Inspector

• View feature properties
• Edit, delete, or add new attribute fields
• View geometry information (area, perimeter, length)

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