Parsley.js : Javascript forms validation.
Powerful, UX aware & Dead simple.
yepnope.js : A Conditional Loader For Your Polyfills!
darken : Easy control over your dark mode in a web environment
stream.js : stream.js is a tiny stand-alone Javascript library that unlocks a new data structure for you: streams.
TodoMVC : A project which offers the same Todo application implemented using MV concepts in most of the popular JavaScript MV frameworks of today.
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.