material-ui vs storybook

material-ui and storybook share 5 technologies: Vite, React, Next.js, prop-types, and emotion. material-ui is written in JavaScript and storybook in TypeScript.

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What they share and what sets them apart

mui

material-ui

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

JavaScript99.3kRead on November 4, 2026, at commit 403986aWhat is material-ui built with?

Only in material-ui

  • @slack/bolt
  • React Router
  • PostCSS
  • @material-ui/core
  • mustache
  • @emotion/react
  • @popperjs/core
  • react-transition-group
  • styled-components

In common

storybookjs

storybook

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

TypeScript91.5kRead on November 4, 2026, at commit f6d12acWhat is storybook built with?

Only in storybook

  • react-router-dom
  • polka
  • Angular
  • Preact
  • react-native
  • Svelte
  • TanStack
  • Vue
  • Lit
  • Radix UI
  • valibot
  • @standard-schema/spec
  • react-aria
  • react-aria-components
  • @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
  • Zod
  • postcss-load-config
  • styled-jsx
  • entities

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
material-ui775,910 lines written23,407 code files
storybook729,169 lines written2,969 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
material-ui0.3% of its commits signed by AIWith Claude Code, GitHub Copilot, and Cursor
storybook40% of its commits signed by AIWith Claude Code, Cursor, GitHub Copilot, CodeRabbit, Codex, and Amp
ActivityFrom GitHub and its history, on the day SeeRepo read it.
material-uiLast push November 4, 202626,756 commits99,297 stars
storybookLast push November 4, 202663,422 commits91,452 stars
TestsThe files that test the code, and the share of code files a test imports.
material-ui1,195 test files2.2% of its code files have a test that imports them
storybook1,128 test files35.9% of its code files have a test that imports them

Frequently asked questions

Which is bigger, material-ui or storybook?
material-ui, with 775,910 lines written; storybook has 729,169.

The proof: mui/material-ui's code at commit 403986a

Which has more GitHub stars, material-ui or storybook?
material-ui, with 99,297 stars; storybook has 91,452.

The proof: mui/material-ui on GitHub

Which has more tests, material-ui or storybook?
material-ui, with 1,195 test files; storybook has 1,128.

The proof: mui/material-ui's code at commit 403986a

Which was updated more recently, material-ui or storybook?
Both got their last push on November 4, 2026.

The proof: storybookjs/storybook's commits on GitHub

Which has more commits signed by AI, material-ui or storybook?
storybook: an AI signed 40% of its commits, with Claude Code, Cursor, GitHub Copilot, CodeRabbit, Codex, and Amp; in material-ui, 0.3%.

The proof: the commits each tool signed in storybookjs/storybook

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