Raphaël : Raphaël is a small JavaScript library that should simplify your work with vector graphics on the web. If you want to create your own specific chart or...
JSDB.io : JSDB is a collection of the best javascript libraries
loglevel : Minimal lightweight logging for JavaScript, adding reliable log level methods to wrap any available console.log methods
meSpeak.js : meSpeak.js (modulary enhanced speak.js) is a 100% client-side JavaScript text-to-speech library
InstantClick : InstantClick is a JavaScript library that dramatically speeds up your website, making navigation effectively instant in most cases.
Modest Maps is a small, extensible, and free library for designers and developers who want to use interactive maps in their own projects.