mapbox/concaveman

A very fast 2D concave hull algorithm in JavaScript

Beginner friendly Everything

Open All

7 open issues indexed

point-in-polygon package is no longer maintained Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

mapbox/concaveman#32 · Opened Feb 16, 2026
Some points outside hull Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

mapbox/concaveman#31 · 1 reaction · Opened Nov 16, 2025
failed to identify the border points if the geolocation points are in linear towards X or Y Open

question

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mapbox/concaveman#28 · Opened Sep 16, 2024
guidelines for getting consistent results Open

question

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mapbox/concaveman#24 · 5 comments · Opened Sep 4, 2021
Standalone bundled script Open

question

Difficulty 4/5 3-5 days Newbie friendliness 30/100

mapbox/concaveman#21 · Opened Nov 27, 2020
FeatureRequest: Segments as input Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

mapbox/concaveman#9 · Opened Apr 24, 2018
Interactive demo Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mapbox/concaveman#2 · 1 comment · Opened Feb 19, 2016

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