Source: https://seerepo.com/compare/alibaba/page-agent/vs/shadcn-ui/ui
Markdown source: https://seerepo.com/compare/alibaba/page-agent/vs/shadcn-ui/ui.md
Description: page-agent and ui share 10 technologies: React, MCP, Zod, Tailwind CSS, class-variance-authority, next-themes, Radix UI, motion, sonner, and Lucide. Both are written in TypeScript.

# page-agent vs ui

page-agent and ui share 10 technologies: React, MCP, Zod, Tailwind CSS, class-variance-authority, next-themes, Radix UI, motion, sonner, and Lucide. Both are written in TypeScript.

- [alibaba/page-agent](https://seerepo.com/r/alibaba/page-agent): JavaScript in-page GUI agent. Control web interfaces with natural language.
- [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, MCP, Zod, Tailwind CSS, class-variance-authority, next-themes, Radix UI, motion, sonner, Lucide
- Only in page-agent: idb, tailwind-merge, Simple Icons
- Only in ui: Next.js, lru-cache, Vercel, React Router, Vite, TanStack, cn, recharts, Base UI, react-resizable-panels, embla-carousel-react, react-day-picker, cmdk, dnd-kit, vaul, React Hook Form, hugeicons, @tabler/icons-react, @phosphor-icons/react, @remixicon/react, ai, @ai-sdk/react, shiki, streamdown, unist-util-visit, tailwindcss-animate, PostCSS, geist, prompts, ora

## Side by side

| | page-agent | ui |
|---|---|---|
| Size | 23,808 lines written, 73 code files | 636,496 lines written, 3,892 code files |
| Who writes it | 1.9% of its commits signed by AI. With GitHub Copilot, Claude Code, and Cursor | 3% of its commits signed by AI. With Claude Code, Cursor, GitHub Copilot, Codex, and Devin |
| Activity | Last push November 4, 2026, 933 commits, 29,649 stars | Last push November 4, 2026, 2,298 commits, 127,326 stars |
| Tests | 8 test files. 12.3% 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, page-agent or ui?

ui, with 636,496 lines written; page-agent has 23,808.

The proof: [shadcn-ui/ui's code at commit 8a35366](https://github.com/shadcn-ui/ui/tree/8a3536678a528cc012b9e62484290e79d0be410f)

### Which has more GitHub stars, page-agent or ui?

ui, with 127,326 stars; page-agent has 29,649.

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

### Which has more tests, page-agent or ui?

ui, with 415 test files; page-agent has 8.

The proof: [shadcn-ui/ui's code at commit 8a35366](https://github.com/shadcn-ui/ui/tree/8a3536678a528cc012b9e62484290e79d0be410f)

### Which was updated more recently, page-agent or ui?

Both got their last push on November 4, 2026.

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

### Which has more commits signed by AI, page-agent or ui?

ui: an AI signed 3% of its commits, with Claude Code, Cursor, GitHub Copilot, Codex, and Devin; in page-agent, 1.9%.

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

## Sources

- alibaba/page-agent: Read on November 8, 2026, at commit 9eb6b66 (https://github.com/alibaba/page-agent/tree/9eb6b6646500264d9034dd466a4270cb9fc1ef1e)
- 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.