Animated Pie/Donut/Ring Chart With Canvas And JavaScript – rpie.js
rpie.js is a tiny yet configurable chart library to render Pie/Donut/Ring charts on an HTML5 canvas element.
JavaScript & CSS ring chart
Minimal Doughnut Chart With JavaScript And SVG – donut-chart.js
donut-chart.js is a small and easy JavaScript library which utilize SVG to draw dynamic doughnut/ring charts on the web app.
Lightweight JavaScript Library For Html5 Canvas Charts
A lightweight and standalone JavaScript library that draws circular charts on Html5 canvas elements.