Wherearethebikes is web application for visualize the current state of a complete bike sharing system in a map. It displays the bike or slot availability as a coloured voronoi diagram overlaying the map.
The app is available here: http://wherearethebikes.herokuapp.com
Bike sharing system data are taken from the http://api.citybik.es API. The basemap is provided by OpenStreetMap. The app is based on D3.js, leaflet and node.js