a JavaScript library for performing geospatial operations with GeoJSON

Geojson type definitions for Flowtype.

Determines the geometric center of a polygon or shape.

Schema definitions for GeoJSON types for use with Mongoose JS

TypeScript definitions for react-simple-maps

Extract elementary geometries from a geojson inheriting properties.

TypeScript definitions for @terraformer/arcgis

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

Haversine formula in Javascript, in meters, nothing else

Serialize mapbox vector tiles to binary protobufs in javascript.

TypeScript definitions for @mapbox/mapbox-gl-draw

Finds the “balance point” of irregular shapes, like a country outline.

Removes redundant coordinates from a GeoJSON Geometry.

GeoJSON data conversion for the JHU CSSE COVID-19 analysis

A package to split geoJSON data into tiles

Polygonizes a set of lines that represents edges in a planar graph.

Simple SVG wrapper allowing to create a map from geojson data

GeoJSON types and validation for RFC 7946 — parse, validate, and construct GeoJSON data.

Compute contour polygons using marching squares.

Fix the winding order of GeoJSON