#react

Unitpost Email Components

Open-source React component library for building email templates that render consistently across Outlook, Gmail, and Apple Mail. Includes pre-built layouts and a browser-based playground.

HyperMarkdown

A streaming-native Markdown renderer for React that caches already-rendered blocks instead of re-parsing the whole message on every token, built for LLM chat interfaces.

Brilliant

A professional design tool built for collaboration between human designers and AI agents, featuring real vector editing on a canvas that agents can directly manipulate. It exports to React, HTML, SVG, PDF, and video with built-in AI chat and design system

Sapporta

TypeScript framework for building custom database applications and internal tools with auto-generated spreadsheet-grade data grids.

Radian UI

A free, open-source React component library bundled with a matching Figma design system.

SurveyJS

A toolkit for developers to build a custom survey or form tool inside their own app — instead of sending users off to a third-party form service, the survey lives on your own site, with your own data staying yours.

Atomic CRM

A free, open-source, self-hostable CRM built with React, shadcn/ui, and Supabase by Marmelab (makers of React-Admin), also available as a small paid hosted service.

Canvas UI

An open-source library of 35+ GPU-accelerated visual effect components for React, Vue, and other frameworks.

LivelyIcons

A free React icon library with over 1,300 animated icons and 14 distinct animation styles.

Its Hover

An open-source library of 186+ animated icon components for React, with motion baked into every hover.

Flowstep

AI-powered design assistant that generates production-ready UI designs in seconds from conversational prompts. Transforms visual descriptions into editable, shippable interface designs.

ZWPlayer

A video player you embed in your website that does more than play video — it can show quizzes over the footage, track leaked recordings, and stream ultra-low-latency feeds.

Routeveil

Adds smooth, movie-like transitions between pages in a React app — instead of the page just snapping instantly to the next screen.

Onlook

An open-source visual editor that lets designers edit a real React website by clicking and dragging — like Figma, but the changes go straight into the actual code.

Magic Patterns

AI tool that turns chat prompts into working UI prototypes matching your existing design system, exportable to React and Figma.

React

UI library by Meta

shadcn/ui

React components

Remix

Framework web full-stack React

Next.js

Framework React full-stack