Open source. Open possibilities.

Magic UI is an open-source UI library providing animated components and effects designed for design engineers to copy and paste into their applications.

A forensic UI cloning tool for Claude Code and Codex that converts live URLs into React and Tailwind implementations by extracting real CSS and motion parameters.

Tailwind CSS is an open-source utility-first CSS framework for rapidly building custom user interfaces. The repository points to tailwindcss.com for full documentation, GitHub Discussions for community help and ideas, and contributing docs for pull requests.

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.

Utility OS is a Next.js academic workspace for university students with Google Drive-synced notes, hybrid RAG AI search with grounded citations, a study planner, GPA calculator, SRS flashcards, Pomodoro timer, and a PWA client.

AI-powered template that clones any website into a clean Next.js app via a single command. Supports Claude Code, Cursor, Codex, Gemini, and more.

A production-oriented Go + HTMX + templ micro-SaaS starter: Supabase auth and Postgres Row Level Security proven end-to-end, CI-enforced performance budgets and design tokens, plus a layered AI constitution and halt-on-violation gate for agent-assisted development.

A free, browser-based database entity relationship diagram (ERD) editor and SQL generator.

TW Elements is an MIT-licensed component library for Tailwind CSS, offering 500+ interactive UI components and 117+ design blocks with dark mode support, theming options, and quick installation for personal and commercial use.

Lightswind UI is an English-documented React component library distributed as source code via a CLI. It provides 160+ animated, accessible components and an MCP server for AI coding tools, with MIT-licensed core components and optional Pro content.

Morphic is an AI-powered search engine with a generative UI that renders rich inline components from streamed JSON specs, supporting multiple AI and search providers, chat history, auth, and Docker deployment.

create-t3-app is an interactive CLI that scaffolds a modular, full-stack, typesafe Next.js application, letting you pick only the pieces you need from the T3 Stack such as tRPC, Tailwind CSS, Prisma, Drizzle and NextAuth.js.

A full-stack project template combining FastAPI, SQLModel, PostgreSQL, React, Vite, Tailwind CSS and shadcn/ui, with JWT auth, Docker Compose deployment, Traefik HTTPS, email recovery and CI/CD.

Twin.macro is a Babel macro that brings Tailwind CSS utility classes to CSS-in-JS workflows, converting tw, css, styled, and theme usages into CSS objects at build time. It supports emotion, styled-components, solid-styled-components, stitches, and goober, with setup examples for Vite, Next.js, Gatsby, Storybook, and more.

Pterodactyl is a free, open-source game server management panel built with PHP, React, and Go. It runs each game server in an isolated Docker container and provides a web UI for administration and users.

Evidence is an open-source, code-based alternative to drag-and-drop BI tools: build fast, interactive reports with SQL and markdown, then publish or self-host the generated static site.

Cult UI is an MIT-licensed collection of accessible, customizable components styled with Tailwind CSS and compatible with shadcn. It emphasizes copy-and-paste integration and also bundles AI agent patterns, premium blocks, and starter templates.

Skeleton is an adaptive design system built on Tailwind CSS. It provides turnkey components for popular web frameworks, along with documentation, a theme generator, and community channels.

The TablePro marketing site, a Laravel + Inertia + React web application serving the homepage, comparison pages, database landing pages, blog, and legal pages for the native macOS database client TablePro. It runs without a database or credentials, using markdown and JSON content.

Nuxt UI is a Vue and Nuxt component library built on Reka UI, Tailwind CSS and Tailwind Variants, offering accessible, themeable interface components plus official starter, landing, docs, SaaS, dashboard, chat and other templates under the MIT license.