Social Q&A - Better audience Q&A for presentations and events
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.
BlueJeans - Blue Jeans Network maintains a cloud-based video collaboration service that enables video conferencing using practically any device.
Chart.js - Easy, object oriented client side graphs for designers and developers.
Sparkup - Sparkup is an audience interaction platform for live and virtual meetings and events. Easily create interactive Q&A, word clouds, live polls and quizzes to engage your audience.
Google Charts - Interactive charts for browsers and mobile devices.