Preact is a fast and 3kB React alternative with the same modern API, components & virtual DOM.
Preact supports modern browsers (Chrome, Firefox, Safari, Edge) and IE9+. It should work fine in IE7 and IE8, but requires some polyfills.
tiptap is a renderless and extendable rich-text editor for Vue.js
You can easily add custom nodes as Vue components.
Chakra UI is a simple, modular and accessible component library that gives you all the building blocks you need to build your React applications.
Vant is a lightweight mobile UI components library built on Vue.
react-big-calendar is a Google Calendar/Outlook like events calendar component built for React and made for modern browser and uses flexbox over the classic tables-ception approach.
TOAST UI Grid is a powerful grid component that allows you to visualize and edit data via its table representation.
TextFit is a fast, dependency-free text sizing component that quickly fits single and multi-line text to the width and/or height of its container.
Build responsive, mobile-first projects on the web with the world's most popular front-end component library.
Bootstrap is an open source toolkit for developing with HTML, CSS, and JS. Quickly prototype your ideas or build your entire app with our Sass variables and mixins, responsive grid system, extensive prebuilt components, and powerful plugins built on jQuery.
whs.js is a framework for 3D web apps and games built with Three.js technology. It implements a core with component system and plugin support for fast development of 3D scene with physics.
Flight uses jQuery and requires a module loader with support for AMD, like WebPack or Require.js
Zino UI is jQuery based, WAI-ARIA compatible, user interface framework consist of 25+ different components. Cross-platform user interface framework for you Web & Enterprise applications. It's free to use for your personal or non-profit website projects.