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.
Acorns - Automated portfolio management monitoring your investments
Chart.js - Easy, object oriented client side graphs for designers and developers.
Wealthfront - Automated, low cost investment service
Google Charts - Interactive charts for browsers and mobile devices.
Ark7 - Choose a property and invest in shares