Polygon Packages

Maps postal codes to polygons

Any dimensional Minkowski sums of convex polytopes

isochrone map library

Zoopla inspired freehand polygon creation using Leaflet.js.

This is a utility function to calculate the bounding box of series of 2D points

Country boundaries extracted from OpenStreetMap in GeoJSON format

draw svg triangle grid with react

Node binding to C++ clipping library

A representation of geographical feature of interest(i.e mapped physical element with their attributes in landscape e.g. administrative boundaries, roads, buildings etc) both natural and man made used in emergency(or disaster) management(or event).

SVG Shapes for Ember

This script finds all points where the polygons intersect each other. This repository is a fork from DudaGod/polygons-intersect's package, traduced in typescript and fixed from minor bugs.

Minimal decomposition of rectilinear polygons into rectangles

sample the signed distance field of a polygon in 2d space

Polygon near-linear time triangulation (based on Seidel's algorithm) with ear clip for small cases. Handles degenerate cases of colinear edges and vertices touching edges.

properties of regular polygons

A Node.js module to query the geo (administrative area) boundary from OSM nominatim and/or overpass (with a RegExp & Map based XML parser & geojson builder for geo boundary re-construction, <b>3X</b> faster than <a href="https://github.com/tyrasd/osmtogeo

Finds a random valid StreetView location in a given polygon.

Unified drawing tools for Google Maps

🔺 A library to graph numerical data using simple polygon visualizations.

Vue polygon cropper lets you to crop image with any numbers of points with redo and undo functionality.