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.
Trakt.tv - Automatically track TV shows & movies you're watching.
Chart.js - Easy, object oriented client side graphs for designers and developers.
TV Time - TVShow Time is the place to track and watch your favorite TV shows and movies
Google Charts - Interactive charts for browsers and mobile devices.
Simkl - Simkl is a TV, anime, and movie tracker that keeps a history of all the shows and movies you watch in one, central location. It’s a mobile app, a website, Google Chrome extension to keep track of everything you watch and integrates with many TV apps