Flickity - touch enabled and responsive gallery
SuperHeroJS - great collection of articles on all aspects of JavaScript. Starting from very basics up to questions of advanced usage, code organisation, testing, tools and performance
Flickity - touch enabled and responsive gallery
Waypoints is a JS library that makes it easy to execute a function whenever you scroll to an element.
snabbt.js - minimalistic animation library in JavaScript
Chartspree.io - kind a Lorem Ipsum charts. Allow to insert chart as image src.
Hover.css - a great collection of CSS3 powered hover effects to be applied to links, buttons, logos, SVG, featured images and so on.