Pace
Automatically add a progress bar to your site. #hubspot-open-source
Morpheus
A Brilliant Animator
Jmpress.js
A jQuery plugin to build a website on the infinite canvas
Scroll Reveal.js
Declarative on-scroll reveal animations.
Balloon.css
Simple tooltips made of pure CSS
Animsition
A simple and easy jQuery plugin for CSS animated page transitions.
Skrollr
Stand-alone parallax scrolling library for mobile (Android + iOS) and desktop. No jQuery. Just plain JavaScript (and some love).
Loaderz
:zap: A very easy-to-use, blazing fast asset-loader using promises. Support older-browsers and preload images, audios and videos.
React Easy Flip
⚛ A React library for smooth FLIP animations. Easily animate originally unanimatable properties like DOM positions with one hook.
Effeckt.css
A Performant Transitions and Animations Library:
Zenscroll
A JavaScript module to smooth-scroll web pages and other scrollable elements
Smooth Scrollbar
Customizable, Pluginable, and High Performance Scrollbars!
Real Shadow
Module that casts photorealistic shadows
React Leaflet
⚛️ React components for 🍃 Leaflet maps
Scroll Trigger
Triggers classes on html elements based on the scroll position. Uses requestAnimationFrame so it doesn't jack the users scroll.
Scroll Magic
The jQuery plugin for magical scroll interactions.
Sly
JavaScript library for one-directional scrolling with item based navigation support.