Chart.js - Easy, object oriented client side graphs for designers and developers.
Visuino - Visuino is a visual programming environment that lets you write programs from Arduino circuit boards.
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.
Visual Micro - Arduino IDE for Visual Studio and Atmel Studio
Google Charts - Interactive charts for browsers and mobile devices.
Modkit - Modkit is an open-source programming platform that allows programmers with a variety of backgrounds to share their creations and learn from each other and is allowing programmers to make beautiful software.