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.
Zeetings - Turn your presentations into interactive conversations
Chart.js - Easy, object oriented client side graphs for designers and developers.
Ludus - Limitless creativity for your slides.
Google Charts - Interactive charts for browsers and mobile devices.
Slidebean - Presentations that design themselves