Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and make your own.
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A utility-first CSS framework for rapid UI development.
Scheduling infrastructure for absolutely everyone.
Full-stack web application template with FastAPI, React, SQLModel, PostgreSQL, Vite, Tailwind CSS, shadcn/ui, FastAPI Cloud, and Docker Compose.
Clone any website with one command using AI coding agents
Memory and context engine + app that is extremely fast, scalable, and can be run fully locally. The Memory API for the AI era.
Hey is a decentralized and permissionless social media app built with Lens Protocol 🌿
The best way to start a full-stack, typesafe Next.js app
Completely unstyled, fully accessible UI components, designed to integrate beautifully with Tailwind CSS.
The Developer Tool for Visual Engineers • An Open-Source AI-First Design tool • Visually build, style, and edit your code with AI • World's best, top-most agent recommended #1 Developer tool for Designers and Visual Engineers to design with Real Code.
The modern link attribution platform. Loved by world-class engineering teams at Twilio, Zillow, Jobber, Vercel, Raycast, and more.
Modern React starter kit with Bun, TypeScript, Tailwind CSS, tRPC, Stripe, and Cloudflare Workers. Production-ready monorepo for building fast web apps.
OpenUI let's you describe UI using your imagination, then see it rendered live.
OpenStock is an open-source alternative to expensive market platforms. Track real-time prices, set personalized alerts, and explore detailed company insights — built openly, for everyone, forever free.
💾 Self-hosted online file converter. Supports 1000+ formats ⚙️
An open source application built using the new router, server components and everything new in Next.js 13.
React components to build charts and dashboards
The beautiful & flexible React.js docs framework.
✍ WeChat Markdown Editor | 一款高度简洁的微信 Markdown 编辑器：支持 Markdown 语法、自定义主题样式、内容管理、多图床、AI 助手等特性
Web Components Framework - Web组件框架
Open Source Qualtrics Alternative
🚀🎉📚 Nextjs Boilerplate and Starter with App Router and Page Router support, Tailwind CSS 4 and TypeScript ⚡️ Made with developer experience first: Next.js 16 + TypeScript + ESLint + Prettier + Drizzle ORM + Husky + Lint-Staged + Vitest + Testing Library + Playwright + Storybook + Commitlint + VSCode + Sentry + PostCSS + Tailwind CSS ✨
The open source codebase powering HuggingChat
coss.com/ui is the official design system of Cal.com