A dive into spatial search algorithms

Searching through millions of points in an instant

How I built a wind map with WebGL

Check out my WebGL-based wind power simulation demo! Let’s dive into how it works under the hood.

A new kind of map: it’s about time

By: Peter Liu

Indoor navigation in AR with Unity

By: Adarsh Pavani

Drawing Antialiased Lines with OpenGL

By Konstantin Käfer

Maps are mostly made up of lines, as well as the occasional polygon thrown in. Unfortunately, drawing lines is a weak point of OpenGL. The GL_LINES drawing mode is limited: it does not support line joins, line caps…

Clustering millions of points on a map with Supercluster

A new algorithm for finding a visual center of a polygon

By Vladimir Agafonkin

We came up with a neat little algorithm that may be useful for placing labels and tooltips on polygons, accompanied by a JavaScript library. It’s now going to be used in Mapbox GL and…

Rendering big geodata on the fly with GeoJSON-VT

By Vladimir Agafonkin

Despite the amazing advancements of computing technologies in recent years, processing and displaying large amounts of data dynamically is still a daunting, complex task. However, a smart approach…

Mapbox GL JS + React

By: Tristen Brown

Strava launches gorgeous new outdoor maps

Maps designed by athletes, for athletes