Anime.js : Anime.js is a fast, multipurpose and lightweight JavaScript animation library with a simple, yet powerful API.
It works with CSS properties, SVG, DOM ...
css3-mediaqueries-js : make CSS3 Media Queries work in all browsers (JavaScript library)
Slate : Slate is a completely customizable framework for building rich text editors.
Slate lets you build rich, intuitive editors like those in Medium, Dropbo...
Selectivizr : CSS3 pseudo-class and attribute selectors for IE 6-8
darken : Easy control over your dark mode in a web environment
