GeoJSON Simplifier
Reduce geometry complexity using the Douglas-Peucker algorithm.
🔒 All processing happens locally in your browser. Your geospatial data never leaves your device.
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How It Works
The Douglas-Peucker algorithm recursively removes points that are within the tolerance distance from a line between their neighbors. Higher tolerance = more simplification = fewer points.
Privacy: All computation is done in JavaScript locally. No data leaves your browser.