Source: https://seerepo.com/compare/heroui-inc/heroui/vs/storybookjs/storybook
Markdown source: https://seerepo.com/compare/heroui-inc/heroui/vs/storybookjs/storybook.md
Description: heroui and storybook share 4 technologies: React, react-aria-components, react-aria, and Radix UI. Both are written in TypeScript.

# heroui vs storybook

heroui and storybook share 4 technologies: React, react-aria-components, react-aria, and Radix UI. Both are written in TypeScript.

- [heroui-inc/heroui](https://seerepo.com/r/heroui-inc/heroui): 🚀 Beautiful, fast and modern React UI library. (Previously NextUI)
- [storybookjs/storybook](https://seerepo.com/r/storybookjs/storybook): Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

## What they share and what sets them apart

- In common: React, react-aria-components, react-aria, Radix UI
- Only in heroui: Tailwind CSS, tailwind-variants, @react-types/shared, @react-stately/utils, input-otp
- Only in storybook: Vite, react-router-dom, polka, Angular, Next.js, Preact, react-native, Svelte, TanStack, Vue, Lit, valibot, @standard-schema/spec, emotion, @clack/prompts, downshift, react-helmet-async, react-syntax-highlighter, react-textarea-autosize, use-resize-observer, ansi-to-html, yaml, js-yaml, mdast-util-from-markdown, mdast-util-mdx, mdast-util-mdx-jsx, micromark-extension-mdxjs, qrcode.react, prop-types, Zod, postcss-load-config, styled-jsx, entities

## Side by side

| | heroui | storybook |
|---|---|---|
| Size | 183,194 lines written, 407 code files | 729,169 lines written, 2,969 code files |
| Who writes it | 3.3% of its commits signed by AI. With Cursor, CodeRabbit, and Claude Code | 40% of its commits signed by AI. With Claude Code, Cursor, GitHub Copilot, CodeRabbit, Codex, and Amp |
| Activity | Last push November 7, 2026, 3,835 commits, 31,152 stars | Last push November 4, 2026, 63,422 commits, 91,452 stars |
| Tests | 158 test files. 20.6% of its code files have a test that imports them | 1,128 test files. 35.9% 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, heroui or storybook?

storybook, with 729,169 lines written; heroui has 183,194.

The proof: [storybookjs/storybook's code at commit f6d12ac](https://github.com/storybookjs/storybook/tree/f6d12ac3ddd01e7880ebd7e36d3751b32907778d)

### Which has more GitHub stars, heroui or storybook?

storybook, with 91,452 stars; heroui has 31,152.

The proof: [storybookjs/storybook on GitHub](https://github.com/storybookjs/storybook)

### Which has more tests, heroui or storybook?

storybook, with 1,128 test files; heroui has 158.

The proof: [storybookjs/storybook's code at commit f6d12ac](https://github.com/storybookjs/storybook/tree/f6d12ac3ddd01e7880ebd7e36d3751b32907778d)

### Which was updated more recently, heroui or storybook?

heroui: its last push was on November 7, 2026, and storybook's on November 4, 2026.

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

### Which has more commits signed by AI, heroui or storybook?

storybook: an AI signed 40% of its commits, with Claude Code, Cursor, GitHub Copilot, CodeRabbit, Codex, and Amp; in heroui, 3.3%.

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

## Sources

- heroui-inc/heroui: Read on November 7, 2026, at commit 68b7422 (https://github.com/heroui-inc/heroui/tree/68b7422d982189ed95fd1a415dd69aacfa825eb7)
- storybookjs/storybook: Read on November 4, 2026, at commit f6d12ac (https://github.com/storybookjs/storybook/tree/f6d12ac3ddd01e7880ebd7e36d3751b32907778d)

## 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.