Checks if a point is inside an area, like a city boundary.

Creates a buffer around a GeoJSON feature.

Unopinionated, no-frills CLI argument parser

Takes input features and flips all of their coordinates.

Calculates the destination point having travelled the given distance along a Rhumb line.

Changes the size of a geometry by scaling it up or down.

Finds the angle formed by two adjacent segments.

Creates a square grid within a bounding box.

Returns the closest point, of a collection of points, to a line.

Takes a set of points and partition them into clusters using the k-means algorithm.

Creates a circular arc, of a circle of the given radius and center point, between two bearings.

Returns the shortest path from start to end without colliding with any Feature in obstacles.

Takes a collection of features and returns a standard deviational ellipse.

Takes polygons or multipolygons and an optional mask, and returns an exterior ring polygon with holes.

Divides a LineString into chunks of a specified length.

Measures the straight-line distance between two points, like cities or landmarks.

Creates a convex hull around points

Creates a triangular grid within a bounding box.

Takes a FeatureCollection of points and calculates the median center.

Finds the nearest point on a line to a given point