Source: https://seerepo.com/compare/puckeditor/puck/vs/shadcn-ui/ui
Markdown source: https://seerepo.com/compare/puckeditor/puck/vs/shadcn-ui/ui.md
Description: puck and ui share 8 technologies: React, Next.js, React Router, dnd-kit, TanStack, Radix UI, Lucide, and PostCSS. Both are written in TypeScript.

# puck vs ui

puck and ui share 8 technologies: React, Next.js, React Router, dnd-kit, TanStack, Radix UI, Lucide, and PostCSS. Both are written in TypeScript.

- [puckeditor/puck](https://seerepo.com/r/puckeditor/puck): The visual editor for React.
- [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, Next.js, React Router, dnd-kit, TanStack, Radix UI, Lucide, PostCSS
- Only in puck: Contentful, classnames, tiptap, handlebars, @emotion/react, postcss-modules
- Only in ui: fumadocs-core, lru-cache, Vercel, SQLite, MCP, Vite, Tailwind CSS, cn, class-variance-authority, next-themes, recharts, Base UI, react-aria-components, sonner, react-resizable-panels, embla-carousel-react, input-otp, react-day-picker, cmdk, motion, vaul, React Hook Form, hugeicons, @tabler/icons-react, @phosphor-icons/react, @remixicon/react, ai, @ai-sdk/react, shiki, react-qr-code, streamdown, front-matter, unist-util-visit, Zod, prompts, ora, postcss-selector-parser

## Side by side

| | puck | ui |
|---|---|---|
| Size | 47,700 lines written, 384 code files | 636,360 lines written, 3,888 code files |
| Who writes it | 0.9% of its commits signed by AI. With Claude Code | 2.9% of its commits signed by AI. With Claude Code, Cursor, GitHub Copilot, Codex, and Devin |
| Activity | Last push November 9, 2026, 2,202 commits, 13,664 stars | Last push November 8, 2026, 2,308 commits, 127,657 stars |
| Tests | 68 test files. 17.4% 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, puck or ui?

ui, with 636,360 lines written; puck has 47,700.

The proof: [shadcn-ui/ui's code at commit 8ab2771](https://github.com/shadcn-ui/ui/tree/8ab27715521cbd4f87ae6886cd989cbb678f6de7)

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

ui, with 127,657 stars; puck has 13,664.

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

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

ui, with 415 test files; puck has 68.

The proof: [shadcn-ui/ui's code at commit 8ab2771](https://github.com/shadcn-ui/ui/tree/8ab27715521cbd4f87ae6886cd989cbb678f6de7)

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

puck: its last push was on November 9, 2026, and ui's on November 8, 2026.

The proof: [puckeditor/puck's commits on GitHub](https://github.com/puckeditor/puck/commits)

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

ui: an AI signed 2.9% of its commits, with Claude Code, Cursor, GitHub Copilot, Codex, and Devin; in puck, 0.9%.

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

## Sources

- puckeditor/puck: Read on November 9, 2026, at commit d05542f (https://github.com/puckeditor/puck/tree/d05542f4ddc3ade0275860cb91756dadd7ea791a)
- shadcn-ui/ui: Read on November 9, 2026, at commit 8ab2771 (https://github.com/shadcn-ui/ui/tree/8ab27715521cbd4f87ae6886cd989cbb678f6de7)

## 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.