Source: https://seerepo.com/r/mdx-js/mdx
Markdown source: https://seerepo.com/r/mdx-js/mdx.md
Description: mdx-js/mdx is a JavaScript repo with 12,274 lines written. mdx is built with React, Preact, preact-render-to-string, and 3 more.

# What's inside mdx-js/mdx

mdx-js/mdx is a JavaScript repo with 12,274 lines written. mdx is built with React, Preact, preact-render-to-string, and 3 more.

Its description on GitHub: “Markdown for the component era”

JavaScript · MIT · 19,851 stars · GitHub: https://github.com/mdx-js/mdx

Read on November 5, 2026, at commit 52285a6.

## More on this repo

- [What is mdx built with?](https://seerepo.com/r/mdx-js/mdx/built): mdx is built with React, Preact, preact-render-to-string, and 3 more.
- [How much of mdx did AI write?](https://seerepo.com/r/mdx-js/mdx/ai): No AI tool signed any of the 1,720 commits of mdx.

## In figures

- 12,274 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 46 files: The same as the lines: product, tests, schemas and tooling. What’s generated doesn’t count.
- 18 test files: The files that test the code.
- 41 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 mdx-js/mdx?

mdx-js/mdx is a JavaScript repo with 12,274 lines written. Its description on GitHub: “Markdown for the component era”

The proof: [its page on GitHub](https://github.com/mdx-js/mdx)

### What is mdx built with?

mdx is built with React, Preact, preact-render-to-string, and 3 more.

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

### What license does mdx have?

mdx is released under the MIT license.

The proof: [its page on GitHub](https://github.com/mdx-js/mdx)

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

mdx had 19,851 stars on GitHub on November 5, 2026.

The proof: [its page on GitHub](https://github.com/mdx-js/mdx)

## Add this badge to your README

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

```markdown
[![mdx-js/mdx on SeeRepo](https://seerepo.com/badge/mdx-js/mdx.svg)](https://seerepo.com/r/mdx-js/mdx?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.