Installation Add this line to your application’s Gemfile: gem "mapkick-rb" Mapkick uses Mapbox GL JS v1. To use tiles from Mapbox, create a Mapbox account to get an access token and set ENV["MAPBOX_ACCESS_TOKEN"] in your environment. Then follow the instructions for your JavaScript setup: Importmap (Rails 7 default) esbuild, rollup.js, or Webpack Webpacker (Rails 6 default) Sprockets Importmap In