Bliss.js : Want to use Vanilla JS but find native APIs a bit unwieldy? Bliss is for you
RAWGraphs : RAW is an open web tool to create custom vector-based visualizations on top of the amazing d3.js library.
Primarily conceived as a tool for designers ...
Protovis : Protovis composes custom views of data with simple marks such as bars and dots. Unlike low-level graphics libraries that quickly become tedious for vi...
JavaScript Templates : For web application developers, the '''JavaScript Templates''' engine from TrimPath is a lightweight APL / GPL open-source component that lets you hav...
meSpeak.js : meSpeak.js (modulary enhanced speak.js) is a 100% client-side JavaScript text-to-speech library
Filtrr2 is a JavaScript image manipulation library. Think of it as Instagram filters on the browser. It uses the <canvas> element to paint filtered pictures in the place of normal pictures on your website.