Once UI

Open-source design system with ready-to-use React components for indie creators.

Component Libraries

Once UI vs Amplify UI

Themeable, accessible React component library with built‑in cloud connectivity

Ant Design

Once UI vs Ant Design

Enterprise‑grade React UI framework with a comprehensive design system

Once UI vs Ant Design 5.0

React UI library with design tokens, dynamic theming, and modern components.

Once UI vs AntBlocks UI

Ready‑to‑use responsive React & Figma components built on Ant Design

Once UI vs assistant-ui

React component library for building AI chat interfaces quickly and beautifully

Once UI vs Atomize

Atomic React component library for fast, theme‑aware UI development

Atomize React

Once UI vs Atomize React

Open‑source React UI framework delivers rapid, consistent, responsive design.

Once UI vs BNA UI

Expo‑ready React Native UI components library for rapid mobile app development

Once UI vs Cabana

A complete design system & UI kit that speeds up UI creation in Figma and Framer

Once UI vs Cabana Design System

A UI kit & design system for Figma & Framer to ship pixel‑perfect interfaces.

Once UI vs Carbon Design System

IBM’s open‑source design system delivering unified UI components and guidelines

Once UI vs Chakra UI

Accessible, modular React component library for building fast, consistent UI

Composables

Once UI vs Composables

Unstyled UI components & theming for Jetpack Compose and Multiplatform

Once UI vs CoreUI

Open‑source UI component library for fast‑building admin dashboards

Once UI vs DynaUI

Animated React components with Tailwind and Framer Motion for landing pages

Once UI vs Eva Design System

A flexible, atomic‑design UI library for Sketch & Figma with light & dark modes

Evergreen

Once UI vs Evergreen

A React UI framework for building ambitious, enterprise‑grade web applications

Once UI vs Flowplay

Customizable video player library for Webflow – no‑code, fully styleable

Once UI vs Fluent UI

A cross‑platform UI framework for accessible, consistent experiences.

Fluent UI for UXPin Merge

Once UI vs Fluent UI for UXPin Merge

Fluent UI components with interactive, code‑ready prototypes in UXPin.

Once UI vs Framepad

A fast UI kit & design system for Framer with adaptable components and layouts.

Once UI vs Glow UI

A comprehensive Figma UI kit and design system for SaaS applications

Once UI vs Gluestack UI

Tailwind‑styled React & React Native component library for web & mobile apps

Once UI vs HeroUI

Provides a fast, accessible React UI library with theming and Tailwind support.

Keep Design System

Once UI vs Keep Design System

Unified UI component library with Figma tokens, dark mode, and React support

Once UI vs Kibo UI

Open‑source, composable component library extending shadcn/ui for React

Once UI vs Lens

A comprehensive design system powering all Loom products

Once UI vs lndev/ui

A curated collection of ready‑to‑use UI components that accelerate development

Once UI vs Loop Design System UI Kit

Free Figma UI kit with ready‑made components to speed up web and app design

Once UI vs Magnus UI

Utility‑first React Native UI framework for fast, consistent app development

Mantine

Once UI vs Mantine

A comprehensive React UI library with ready-to-use components and hooks

Once UI vs Material Design

Google’s adaptable design system for beautiful, usable digital experiences.

Once UI vs Material Me

A Material You‑based React & Tailwind component library and design system

Once UI vs Nile for React

A comprehensive React design system for building consistent web applications

Nuxt UI

Once UI vs Nuxt UI

Tailored UI component library for building fast, accessible Nuxt applications

Once UI vs Once UI

Open‑source design system & component library for indie creators

Once UI vs Pearl UI

React Native UI library offers components, animations, dark mode, responsive UI.

Once UI vs Polaris React

Shopify’s React design system for building commerce admin interfaces

Once UI vs Radix UI

Open‑source UI component library for fast, accessible, and customizable web apps

Once UI vs Rapi UI

Beautiful, clean, and easy-to-use React Native component library

Once UI vs RetroUI

Retro‑styled React component library built with TailwindCSS for modern web apps

Once UI vs Semantic UI

A human-friendly UI framework that aligns designers and developers.

Once UI vs shadcn/ui

Open‑source component library to jump‑start your design system

Once UI vs Themex

Ready-to-use UI components that prevent blank screens and accelerate development

Once UI vs UI Guideline

Standardize UI component design with research‑backed guidelines and Figma kits.

Once UI vs UI Playbook

Searchable catalog of UI components for faster design and development

Once UI vs UnifiedUI

A Figma system with 7,000+ components to accelerate design and development.

Once UI vs UserItem

Fully customizable user avatar component for modern web applications

Once UI vs Video Editor UI

Fully customizable video editing UI library for web, iOS, and Android apps

Webrix.js

Once UI vs Webrix.js

Lightweight, single‑purpose React bricks for building custom UI components

Once UI vs Wise Design

A comprehensive design system for consistent, accessible experiences across Wise

Once UI vs Zendesk Garden

Zendesk's unified design system for consistent UI, components, and documentation

Once UI vs ZenUI Library

Free open-source React + Tailwind UI components and templates enable rapid dev.