Open source repo
What's inside storybookjs/
storybookjs/storybook is a TypeScript repo with 724,011 lines written in 3,072 files. storybook is built with React, Vite, and Angular and uses Anthropic. AI signed 37% of the 62,992 commits of storybook.
Its description on GitHub: “Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation”
Read on October 27, 2026, at commit a4f4acc.
What the card proved: what it’s built with on the left, what it uses on the right.
See each one with its proofIts folders
In figures
- lines written
- 724,011
- The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- files
- 3,072
- The product’s, not counting tests.
- test files
- 1,167
- The files that test the code.
SeeRepo read its code facts-only: no AI, and none of its code is kept.
Frequently asked questions
- What is storybookjs/storybook?
- storybookjs/storybook is a TypeScript repo with 724,011 lines written in 3,072 files. Its description on GitHub: “Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation”
- The proof: its page on GitHub
- What is storybook built with?
- storybook is built with React, Vite, and Angular and uses Anthropic.
- The proof: each technology with its file and line
- How much of storybook did AI write?
- AI signed 37% of the 62,992 commits of storybook.
- The proof: the commits each tool signed
- What license does storybook have?
- storybook is released under the MIT license.
- The proof: its page on GitHub
- How many stars does storybook have on GitHub?
- storybook had 91,389 stars on GitHub on October 27, 2026.
- The proof: its page on GitHub
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