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wtf is mdx?

gaearon/mdx — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2022-02-01

★ 5Audience · developerComplexity · 3/5DormantSetup · moderate

TL;DR

MDX lets you write markdown with live JavaScript components embedded inside, powering interactive docs, blogs, and knowledge bases.

Mindmap

mindmap
  root((repo))
    What it does
      Markdown plus JS components
      Compiles to JavaScript
      Enables interactive content
    Tech stack
      JavaScript
      React
      Vue
      Webpack
      Rollup
    Use cases
      Technical documentation sites
      Blogs with live demos
      Interactive course content
    Audience
      Developers
      Writers
    Notes
      Backed by Vercel and Gatsby
      Core compiler and adapters
      Framework integrations

Code map

Detail Auto

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filefunction / class

Why would anyone build with this?

REASON 1

Build developer documentation that mixes code snippets with live demos

REASON 2

Create a blog post with an embedded interactive chart or widget

REASON 3

Add quizzes or interactive visualizations to course content

REASON 4

Integrate MDX compilation into a webpack or Rollup build pipeline

What's in the stack?

JavaScriptReactVuePreactWebpackRollup

How it stacks up

gaearon/mdx00kaku/wp-rest-playground1ncendium/aibuster
Stars555
Language—JavaScriptPython
Last pushed2022-02-01——
MaintenanceDormant——
Setup difficultymoderatehardmoderate
Complexity3/53/53/5
Audiencedeveloperdeveloperops devops

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · moderate Time to first run · 1h+

Requires wiring the MDX compiler into a build tool (webpack/Rollup) and a framework like React.

Yoink these prompts

Prompt 1
Help me set up MDX with React so I can embed a live component in a markdown blog post.
Prompt 2
Show me how to configure the MDX compiler with webpack for my documentation site.
Prompt 3
Write an MDX file that mixes markdown text with an interactive chart component.
Prompt 4
Explain how MDX converts markdown plus JSX into JavaScript a web framework can render.

Frequently asked questions

wtf is mdx?

MDX lets you write markdown with live JavaScript components embedded inside, powering interactive docs, blogs, and knowledge bases.

Is mdx actively maintained?

Dormant — no commits in 2+ years (last push 2022-02-01).

How hard is mdx to set up?

Setup difficulty is rated moderate, with roughly 1h+ to a first successful run.

Who is mdx for?

Mainly developer.

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