Shine.js
A library for pretty shadows.
Scroll Reveal.js
Declarative on-scroll reveal animations.
Kute.js
KUTE.js is a native Javascript animation engine featuring badass performance, morphSVG, drawSVG, 2D and 3D transforms, SVG transforms, colors, as well as other CSS3 properties or presentation attributes.
Odometer
Smoothly transitions numbers with ease. #hubspot-open-source
Morpheus
A Brilliant Animator
Jmpress.js
A jQuery plugin to build a website on the infinite canvas
Boron
A collection of dialog animations with React.js
Hover
A collection of CSS3 powered hover effects to be applied to links, buttons, logos, SVG, featured images and so on. Easily apply to your own elements, modify or just use for inspiration. Available in CSS, Sass, and LESS.
Magic
CSS3 Animations with special effects
Zoomooz
An easy-to-use jQuery plugin for making zooming web pages.
Sly
JavaScript library for one-directional scrolling with item based navigation support.
Skrollr
Stand-alone parallax scrolling library for mobile (Android + iOS) and desktop. No jQuery. Just plain JavaScript (and some love).
Animsition
A simple and easy jQuery plugin for CSS animated page transitions.
Snabbt.js
Fast animations with javascript and CSS transforms
Pace
Automatically add a progress bar to your site. #hubspot-open-source
Anijs
Declarative handling library for CSS animations.
Anime
Javascript Animation Engine