Source: https://seerepo.com/compare/dyad-sh/dyad/vs/shadcn-ui/ui
Markdown source: https://seerepo.com/compare/dyad-sh/dyad/vs/shadcn-ui/ui.md
Description: dyad and ui share 15 technologies: React, Vite, Tailwind CSS, class-variance-authority, next-themes, Radix UI, sonner, cmdk, embla-carousel-react, React Hook Form, react-day-picker, react-resizable-panels, recharts, vaul, and Lucide. Both are written in TypeScript.

# dyad vs ui

dyad and ui share 15 technologies: React, Vite, Tailwind CSS, class-variance-authority, next-themes, Radix UI, sonner, cmdk, embla-carousel-react, React Hook Form, react-day-picker, react-resizable-panels, recharts, vaul, and Lucide. Both are written in TypeScript.

- [dyad-sh/dyad](https://seerepo.com/r/dyad-sh/dyad): Local, open-source AI app builder for power users ✨ v0 / Lovable / Replit / Bolt alternative 🌟 Star if you like it!
- [shadcn-ui/ui](https://seerepo.com/r/shadcn-ui/ui): Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and make your own.

## What they share and what sets them apart

- In common: React, Vite, Tailwind CSS, class-variance-authority, next-themes, Radix UI, sonner, cmdk, embla-carousel-react, React Hook Form, react-day-picker, react-resizable-panels, recharts, vaul, Lucide
- Only in dyad: react-router-dom, tailwind-merge, input-otp
- Only in ui: Next.js, lru-cache, Vercel, MCP, React Router, TanStack, cn, Base UI, dnd-kit, motion, hugeicons, @tabler/icons-react, @phosphor-icons/react, @remixicon/react, ai, @ai-sdk/react, shiki, streamdown, unist-util-visit, Zod, tailwindcss-animate, PostCSS, geist, prompts, ora

## Side by side

| | dyad | ui |
|---|---|---|
| Size | 741,228 lines written, 1,624 code files | 636,496 lines written, 3,892 code files |
| Who writes it | 24.8% of its commits signed by AI. With Claude Code, Cursor, Gemini CLI, Devin, and GitHub Copilot | 3% of its commits signed by AI. With Claude Code, Cursor, GitHub Copilot, Codex, and Devin |
| Activity | Last push November 5, 2026, 2,227 commits, 22,187 stars | Last push November 4, 2026, 2,298 commits, 127,326 stars |
| Tests | 1,245 test files. 59.6% of its code files have a test that imports them | 415 test files. 3.8% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, dyad or ui?

dyad, with 741,228 lines written; ui has 636,496.

The proof: [dyad-sh/dyad's code at commit 866f6ab](https://github.com/dyad-sh/dyad/tree/866f6ab17ecc5b906564b29a24637832667a0472)

### Which has more GitHub stars, dyad or ui?

ui, with 127,326 stars; dyad has 22,187.

The proof: [shadcn-ui/ui on GitHub](https://github.com/shadcn-ui/ui)

### Which has more tests, dyad or ui?

dyad, with 1,245 test files; ui has 415.

The proof: [dyad-sh/dyad's code at commit 866f6ab](https://github.com/dyad-sh/dyad/tree/866f6ab17ecc5b906564b29a24637832667a0472)

### Which was updated more recently, dyad or ui?

dyad: its last push was on November 5, 2026, and ui's on November 4, 2026.

The proof: [dyad-sh/dyad's commits on GitHub](https://github.com/dyad-sh/dyad/commits)

### Which has more commits signed by AI, dyad or ui?

dyad: an AI signed 24.8% of its commits, with Claude Code, Cursor, Gemini CLI, Devin, and GitHub Copilot; in ui, 3%.

The proof: [the commits each tool signed in dyad-sh/dyad](https://seerepo.com/r/dyad-sh/dyad/ai)

## Sources

- dyad-sh/dyad: Read on November 5, 2026, at commit 866f6ab (https://github.com/dyad-sh/dyad/tree/866f6ab17ecc5b906564b29a24637832667a0472)
- shadcn-ui/ui: Read on November 4, 2026, at commit 8a35366 (https://github.com/shadcn-ui/ui/tree/8a3536678a528cc012b9e62484290e79d0be410f)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.