Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
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.
DataPad - The Easiest Way to Track KPIs as a Team
Chart.js - Easy, object oriented client side graphs for designers and developers.
Feng-GUI - Empowering designers with visual predictive analytics
Google Charts - Interactive charts for browsers and mobile devices.