Source: https://seerepo.com/compare/dream-num/univer/vs/shadcn-ui/ui
Markdown source: https://seerepo.com/compare/dream-num/univer/vs/shadcn-ui/ui.md
Description: univer and ui share 6 technologies: React, Tailwind CSS, class-variance-authority, Radix UI, sonner, and cmdk. Both are written in TypeScript.

# univer vs ui

univer and ui share 6 technologies: React, Tailwind CSS, class-variance-authority, Radix UI, sonner, and cmdk. Both are written in TypeScript.

- [dream-num/univer](https://seerepo.com/r/dream-num/univer): The Office Harness for AI Agents — Spreadsheets, Docs, Slides, Canvas, Relational Tables, and PDF in one runtime.
- [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, Tailwind CSS, class-variance-authority, Radix UI, sonner, cmdk
- Only in univer: Vue, @univerjs/icons, @floating-ui/dom
- Only in ui: Next.js, lru-cache, Vercel, MCP, React Router, Vite, TanStack, cn, next-themes, recharts, Base UI, react-resizable-panels, embla-carousel-react, react-day-picker, dnd-kit, motion, vaul, React Hook Form, Lucide, 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

| | univer | ui |
|---|---|---|
| Size | 1,280,577 lines written, 4,545 code files | 636,496 lines written, 3,892 code files |
| Who writes it | 0.1% of its commits signed by AI. With Claude Code, Codex, and GitHub Copilot | 3% of its commits signed by AI. With Claude Code, Cursor, GitHub Copilot, Codex, and Devin |
| Activity | Last push November 4, 2026, 5,765 commits, 22,890 stars | Last push November 4, 2026, 2,298 commits, 127,326 stars |
| Tests | 1,916 test files. 51.3% 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, univer or ui?

univer, with 1,280,577 lines written; ui has 636,496.

The proof: [dream-num/univer's code at commit c13b042](https://github.com/dream-num/univer/tree/c13b042d18c80c8348fbe52da445d68435febbca)

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

ui, with 127,326 stars; univer has 22,890.

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

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

univer, with 1,916 test files; ui has 415.

The proof: [dream-num/univer's code at commit c13b042](https://github.com/dream-num/univer/tree/c13b042d18c80c8348fbe52da445d68435febbca)

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

Both got their last push on November 4, 2026.

The proof: [dream-num/univer's commits on GitHub](https://github.com/dream-num/univer/commits)

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

ui: an AI signed 3% of its commits, with Claude Code, Cursor, GitHub Copilot, Codex, and Devin; in univer, 0.1%.

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

## Sources

- dream-num/univer: Read on November 4, 2026, at commit c13b042 (https://github.com/dream-num/univer/tree/c13b042d18c80c8348fbe52da445d68435febbca)
- 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.