D3.js - D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS.
OSGeo - QGIS is a desktop geographic information system, or GIS.
Chart.js - Easy, object oriented client side graphs for designers and developers.
Google Maps - Find local businesses, view maps and get driving directions in Google Maps.
Google Charts - Interactive charts for browsers and mobile devices.
Mapbox - An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.