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.
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
Chart.js - Easy, object oriented client side graphs for designers and developers.
TwistedBrush Pro Studio - A powerful and unique natural media painting program.
Google Charts - Interactive charts for browsers and mobile devices.
Segment - We make customer data simple.