mapzen.js is an open-source JavaScript SDK and an extension of Leaflet for making maps for the web and mobile devices. mapzen.js simplifies the process of using Mapzen’s maps within Leaflet.

With mapzen.js, you’ll have full access to Leaflet, as well as additional tools for working with Mapzen basemap styles, building a customizable geocoder with Mapzen Search, and routing with Mapzen Turn-by-Turn.