WebGL based Javascript library that renders Mapbox Vector Tiles in the browser. Not to be confused with Mapbox.js (older, Leaflet based library) or Mapbox-GL (collective term for several similar SDKs, including Android and iOS specific libraries).
A Javascript library that renders interactive maps, particularly using Mapbox Vector Tiles, using WebGL. It also supports GeoJSON, traditional raster tiles, static images and video. Mapbox-GL-JS is open source, and actively developed by Mapbox, as part of a suite of mapping APIs, including Android and iOS SDKs, and routing and geoocoding APIs.