Source: https://seerepo.com/compare/browseros-ai/BrowserOS/vs/shadcn-ui/ui
Markdown source: https://seerepo.com/compare/browseros-ai/BrowserOS/vs/shadcn-ui/ui.md
Description: BrowserOS and ui share 23 technologies: SQLite, Vite, React, React Router, MCP, Tailwind CSS, class-variance-authority, Base UI, React Hook Form, motion, Lucide, next-themes, Radix UI, sonner, cmdk, embla-carousel-react, react-resizable-panels, ai, @ai-sdk/react, shiki, streamdown, Zod, and @tabler/icons-react. BrowserOS is written in Rust and ui in TypeScript.

# BrowserOS vs ui

BrowserOS and ui share 23 technologies: SQLite, Vite, React, React Router, MCP, Tailwind CSS, class-variance-authority, Base UI, React Hook Form, motion, Lucide, next-themes, Radix UI, sonner, cmdk, embla-carousel-react, react-resizable-panels, ai, @ai-sdk/react, shiki, streamdown, Zod, and @tabler/icons-react. BrowserOS is written in Rust and ui in TypeScript.

- [browseros-ai/BrowserOS](https://seerepo.com/r/browseros-ai/BrowserOS): 🌐 The open-source Agentic browser; alternative to ChatGPT Atlas, Perplexity Comet, Dia.
- [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: SQLite, Vite, React, React Router, MCP, Tailwind CSS, class-variance-authority, Base UI, React Hook Form, motion, Lucide, next-themes, Radix UI, sonner, cmdk, embla-carousel-react, react-resizable-panels, ai, @ai-sdk/react, shiki, streamdown, Zod, @tabler/icons-react
- Only in BrowserOS: sqlx-sqlite, Tokio, Hono, idb-keyval, Sentry, PostHog, WXT, axum, tower, Anthropic, OpenAI, AWS S3, cryptography, pillow, boto3, yaml, tailwind-merge, @lobehub/icons, xyflow, @mdxeditor/editor, canvas-confetti, use-stick-to-bottom, tokenlens, @hookform/resolvers, @fontsource-variable/jetbrains-mono, @streamdown/code, @floating-ui/dom, @rive-app/react-webgl2, ansi-to-react, media-chrome, react-jsx-parser, rrweb-player, linkedom, sea-orm, sea-orm-migration, rmcp, pulldown-cmark, tracing, tracing-subscriber, tracing-appender, Drizzle, ai-sdk, OpenRouter, acpx, jimp, @hono/zod-validator, pino, imagesize, schemars, jsonc-parser, @remotion/google-fonts, remotion
- Only in ui: Next.js, fumadocs-core, lru-cache, Vercel, TanStack, cn, recharts, react-aria-components, input-otp, react-day-picker, dnd-kit, vaul, hugeicons, @phosphor-icons/react, @remixicon/react, react-qr-code, front-matter, unist-util-visit, PostCSS, prompts, ora, postcss-selector-parser

## Side by side

| | BrowserOS | ui |
|---|---|---|
| Size | 488,794 lines written, 1,541 code files | 636,360 lines written, 3,888 code files |
| Who writes it | 4.5% 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, 4,072 commits, 14,288 stars | Last push November 8, 2026, 2,308 commits, 127,657 stars |
| Tests | 584 test files. 32.8% 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, BrowserOS or ui?

ui, with 636,360 lines written; BrowserOS has 488,794.

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

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

ui, with 127,657 stars; BrowserOS has 14,288.

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

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

BrowserOS, with 584 test files; ui has 415.

The proof: [browseros-ai/BrowserOS's code at commit 9f66ec8](https://github.com/browseros-ai/BrowserOS/tree/9f66ec8790b9c11882a8a3ccc4b68e9d9545631a)

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

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

The proof: [browseros-ai/BrowserOS's commits on GitHub](https://github.com/browseros-ai/BrowserOS/commits)

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

BrowserOS: an AI signed 4.5% of its commits, with Claude Code; in ui, 2.9%.

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

## Sources

- browseros-ai/BrowserOS: Read on November 9, 2026, at commit 9f66ec8 (https://github.com/browseros-ai/BrowserOS/tree/9f66ec8790b9c11882a8a3ccc4b68e9d9545631a)
- 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.