Open source. Open possibilities.

React Suite provides React UI components for building web applications. Supports major browsers and server-side rendering with Next.js. Includes installation via package managers and framework-specific guides.

PrimeReact is a React UI component library now in maintenance mode: the repository receives security fixes only, active development has moved to PrimeUI, and all previously published MIT releases remain MIT permanently.

Tailgrids is an open-source React UI component library built with Tailwind CSS, offering 100+ production-ready copy-paste components plus UI blocks and templates, with TypeScript support, accessibility, dark mode and a CLI installer.

Chakra UI is an open-source React component system for building accessible web apps and SaaS products quickly. It ships installable component packages, supports Next.js RSC, and is MIT licensed.

ZenUI Library React is an open-source UI component library built with React and Tailwind CSS. It offers 800+ components, 20+ templates, 100+ animated components, 500+ icons and color tools, and is used by copying code snippets into your project.

A curated awesome list of framework-level UI component libraries and design systems, organized by framework such as React, Vue, Angular, Ember, Web Components, Rails and Astro, plus special-use-case libraries, tooling, style guides and community resources.

Bezier React is a monorepo whose main package is a React component library implementing the Bezier design system, alongside icon, design token, codemod, Figma plugin and Stylelint packages.

A hand-drawn React component library with a sketchy notebook aesthetic: 20 TypeScript components, hand-drawn SVG borders, paper textures, per-component theme props for colors and typography, tree-shaking support, and a bundle the README reports as under 70 kB gzipped.

A library of Bootstrap components rebuilt from the ground up specifically for React.

React Bits is an open-source library of 165+ animated, interactive React components for building visually striking websites. It includes text animations, backgrounds, UI elements, and free creative tools.

Base UI is an unstyled UI component library from the creators of Radix, Floating UI, and Material UI. It helps developers build accessible web apps and design systems with customizable, unstyled components.

Tremor NPM offers 20+ open-source React components built on Tailwind CSS for building charts and dashboards, including area charts, cards and metric elements with light and dark theme styling.

Appica UI is an MIT-licensed monorepo of themeable UI components for modern web apps. It currently ships @appica/ui-react, offering 70+ accessible components with polished interactions, dark mode and full theming, plus a matching Figma design file.

Material UI is an MIT-licensed React component library offering an independent implementation of Google's Material Design system, maintained by MUI with over a decade of open-source development and a wide set of reusable UI components.

Saas UI is a design system and source component registry for SaaS products built on Chakra UI. It provides a Chakra preset, CLI-installed editable components, hooks, forms, auth and modal packages, plus docs, Storybook and examples.

Base Web is a React component library implementing Uber's Base design system, offering modern, responsive UI components with TypeScript support and Styletron-based styling. Currently in maintenance mode.

Enzyme is a JavaScript testing utility for React that makes it easier to assert, manipulate, and traverse React components' output, with an API inspired by jQuery for DOM manipulation.

An 'awesome' list collecting JavaScript frameworks, web component libraries, UI component libraries for React, Vue, Angular, and more, mobile UI components, admin templates, and icon libraries. It includes GitHub star and npm download badges, and covers both active and historically significant projects.