A very simple script to compute all self-intersections in a GeoJSON polygon.

mclaeysbabout 3 yearssimple polygon, polygon, complex polygon, self-intersection

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Takes a complex (i.e. self-intersecting) GeoJSON polygon, and breaks it down into its composite simple, non-self-intersecting one-ring polygons.

mclaeysbabout 3 yearssimple polygon, polygon, complex polygon, self-intersection

Calculate the area of a simple polygon

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A simple random polygon generator

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A module to check if a polygon self-intersects

rowanwinsover 3 yearssimple polygon, polygon, complex polygon, geojson

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