Source: https://seerepo.com/r/meta/stylex
Markdown source: https://seerepo.com/r/meta/stylex.md
Description: meta/stylex is a JavaScript repo with 187,007 lines written. stylex is built with React. AI signed 2.9% of the 1,031 commits of stylex.

# What's inside meta/stylex

meta/stylex is a JavaScript repo with 187,007 lines written. stylex is built with React. AI signed 2.9% of the 1,031 commits of stylex.

Its description on GitHub: “StyleX is the styling system for ambitious user interfaces.”

JavaScript · MIT · 10,490 stars · GitHub: https://github.com/meta/stylex

Read on November 13, 2026, at commit c5f04fc.

## More on this repo

- [What is stylex built with?](https://seerepo.com/r/meta/stylex/built): stylex is built with React.
- [How much of stylex did AI write?](https://seerepo.com/r/meta/stylex/ai): AI signed 2.9% of the 1,031 commits of stylex.

## In figures

- 187,007 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 444 product files: The product’s own files. Test files are counted apart.
- 162 test files: The files that test the code.
- 7 technologies: Each service with the file and line that prove it.

SeeRepo read the facts in its code and kept none of it. AI only helps sort its packages and folders by their names, and never sees its code.

## Frequently asked questions

### What is meta/stylex?

meta/stylex is a JavaScript repo with 187,007 lines written. Its description on GitHub: “StyleX is the styling system for ambitious user interfaces.”

The proof: [its page on GitHub](https://github.com/meta/stylex)

### What is stylex built with?

stylex is built with React.

The proof: [each service with its file and line](https://seerepo.com/r/meta/stylex/built)

### How much of stylex did AI write?

AI signed 2.9% of the 1,031 commits of stylex.

The proof: [the commits each tool signed](https://seerepo.com/r/meta/stylex/ai)

### What license does stylex have?

stylex is released under the MIT license.

The proof: [its page on GitHub](https://github.com/meta/stylex)

### How many stars does stylex have on GitHub?

stylex had 10,490 stars on GitHub on November 13, 2026.

The proof: [its page on GitHub](https://github.com/meta/stylex)

## Add this badge to your README

It links to this page and updates itself each time SeeRepo reads the repo.

```markdown
[![meta/stylex on SeeRepo](https://seerepo.com/badge/meta/stylex.svg)](https://seerepo.com/r/meta/stylex?de=insignia)
```

## 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.