D3.js : D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG and CSS. D3’s emphasis on web ...
Styletron : Styletron is a universal CSS-in-JS engine built from the ground up for high-performance.
hunt : Library to detect when DOM elements become visible and disappear on scroll.
Anime.js is a fast, multipurpose and lightweight JavaScript animation library with a simple, yet powerful API.
It works with CSS properties, SVG, DOM attributes and JavaScript Objects.