Takes a GeoJSON feature and returns points at all self-intersections.

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

Takes a kinked polygon and returns a feature collection of polygons that have no kinks.

A point in polygon based on the paper Optimal Reliable Point-in-Polygon Test and Differential Coding Boolean Operations on Polygons

Takes a Feature and a bbox and clips the feature to the bbox using lineclip.

Rotates a geometry around its center or a given point.

Convex decomposition for 2D polygons

Converts a bounding box to a GeoJSON polygon.

An implementation of the WHATWG URL Standard's URL API and parsing machinery

Holographic Terrain — Low-poly wireframe terrain stretching to the horizon. Real vertex displacement (no faked depth), barycentric wireframe AA, distance fog, height-driven emissive on the peaks. Camera scrolls forward. A customizable CrazyGL animated her

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

The same useRef, but with callback

generate the minimum number of tiles to cover a geojson geometry

The postgres client/server binary protocol, implemented in TypeScript

Low footprint ECMAScript source code parser

Set the less significant 32 bits of a double-precision floating-point number.

LangGraph

GeoJSON implementation of RBush

Polygon convex partitioning and triangulation.

SASS mixin for linear interpolation between multiple values across multiple breakpoints using CSS calc() and viewport units