Tailwind CSS - A utility-first CSS framework for rapidly building custom user interfaces.
Epic Spinners - Easy to use css loading animations with vue.js integration
Animista - Create beautiful CSS animations in your browser
Instagram.css - Complete set of Instagram filters in pure CSS
Transformicons - Animated icons, symbols and buttons using SVG and CSS
CSSGradient.io - As a free css gradient generator tool, this website lets you create a colorful gradient background for your website, blog, or social media profile.