Repositories list

• mcp

  Public

  mdn/mcp’s past year of commit activity
  MDN's prototype MCP server

  JavaScript

  •

  Mozilla Public License 2.0

  •66 forks•2828 stars•11 issue•44 pull requests•Updated Apr 8, 2026Apr 8, 2026

• browser-compat-data

  Public

  mdn/browser-compat-data’s past year of commit activity
  Browser compatibility data for Web technologies as displayed on MDN

  jsondatadataset+ 2

  jsondatadatasetcompatibilitycompat

  JSON

  •

  Creative Commons Zero v1.0 Universal

  •2.5k2.5k forks•5.6k5.6k stars•409409 issues•4949 pull requests•Updated Apr 8, 2026Apr 8, 2026

• content

  Public

  mdn/content’s past year of commit activity
  The official source for MDN Web Docs content. Home to over 14,000 pages of documentation about HTML, CSS, JS, HTTP, Web APIs, and more.

  javascriptcsshtml+ 7

  javascriptcsshtmllearninghttpdocumentationweb-developmentreferencemdnweb-standards

  Markdown

  •

  Other

  •23k23k forks•11k11k stars•356356 issues•107107 pull requests•Updated Apr 8, 2026Apr 8, 2026

• translated-content

  Public

  mdn/translated-content’s past year of commit activity
  7 community-maintained translations of MDN Web Docs in ES, FR, JA, KO, PT-BR, RU, and ZH, to learn and contribute in your native language.

  documentationweb-developmentlocalization+ 3

  documentationweb-developmentlocalizationmdnl10nweb-platform

  Markdown

  •

  Other

  •8.3k8.3k forks•2k2k stars•164164 issues•148148 pull requests•Updated Apr 8, 2026Apr 8, 2026

• translated-content-de

  Public

  mdn/translated-content-de’s past year of commit activity
  Experimental German locale for MDN, aimed at German-speaking users that prefer to read MDN Web Docs in their native language

  Markdown

  •

  Other

  •1616 forks•1717 stars•55 issues•22 pull requests•Updated Apr 8, 2026Apr 8, 2026

• fred

  Public

  mdn/fred’s past year of commit activity
  MDN's frontend since late 2025, built with Web Components, Lit, and SSR for a fast, clean documentation experience. Fred = /fr(ont)e(n)d/.

  ssrweb-componentslit

  ssrweb-componentslit

  JavaScript

  •

  Mozilla Public License 2.0

  •4040 forks•9090 stars•135135 issues•2424 pull requests•Updated Apr 8, 2026Apr 8, 2026

• todo-vue

  Public

  mdn/todo-vue’s past year of commit activity
  Sample todo app built with the Vue framework

  todovuejsvue+ 1

  todovuejsvuemdn

  Vue

  •

  Mozilla Public License 2.0

  •9191 forks•141141 stars•00 issues•11 pull request•Updated Apr 8, 2026Apr 8, 2026

• todo-react

  Public

  mdn/todo-react’s past year of commit activity
  Sample todo app built with the React/ReactDOM framework.

  reactdemotodo+ 1

  reactdemotodoexample

  JavaScript

  •

  Mozilla Public License 2.0

  •317317 forks•269269 stars•00 issues•66 pull requests•Updated Apr 7, 2026Apr 7, 2026

• yari

  Public

  mdn/yari’s past year of commit activity
  The platform code behind MDN Web Docs

  mdnyari

  mdnyari

  TypeScript

  •

  Mozilla Public License 2.0

  •550550 forks•1.3k1.3k stars•22 issues•77 pull requests•Updated Apr 7, 2026Apr 7, 2026

• workflows

  Public

  mdn/workflows’s past year of commit activity
  Reusable GitHub Actions workflows

  infragithub-actions

  infragithub-actions

  Mozilla Public License 2.0

  •2323 forks•4646 stars•00 issues•00 pull requests•Updated Apr 7, 2026Apr 7, 2026

• tree-sitter-mdn

  Public

  mdn/tree-sitter-mdn’s past year of commit activity
  MDN's macro grammar for tree-sitter

  JavaScript

  •

  MIT License

  •33 forks•33 stars•00 issues•11 pull request•Updated Apr 7, 2026Apr 7, 2026

• rari

  Public

  mdn/rari’s past year of commit activity
  Rari is a Rust-based build system that transforms markdown into structured JSON, powering MDN Web Docs content and translations since 2024.

  infra

  infra

  Rust

  •

  Other

  •3232 forks•4040 stars•5454 issues•66 pull requests•Updated Apr 7, 2026Apr 7, 2026

• mdn-http-observatory

  Public

  mdn/mdn-http-observatory’s past year of commit activity
  Backend for HTTP Observatory on MDN

  httpsecurityprivacy+ 3

  httpsecurityprivacymdnsecurity-toolshttp-headers

  JavaScript

  •

  Mozilla Public License 2.0

  •3232 forks•117117 stars•1717 issues•22 pull requests•Updated Apr 7, 2026Apr 7, 2026

• rumba

  Public

  mdn/rumba’s past year of commit activity
  The clean kuma (🤖🧹)

  rust

  rust

  Rust

  •

  Mozilla Public License 2.0

  •2121 forks•5959 stars•22 issues•44 pull requests•Updated Apr 7, 2026Apr 7, 2026

• mdn-community

  Public
  A place to provide feedback and suggestions for MDN Web Docs

  communityfeedbackmdn+ 1

  communityfeedbackmdngovernance

  Mozilla Public License 2.0

  •5353 forks•152152 stars•99 issues•00 pull requests•Updated Apr 7, 2026Apr 7, 2026

• differy

  Public
  Rust

  •

  MIT License

  •99 forks•66 stars•11 issue•00 pull requests•Updated Apr 7, 2026Apr 7, 2026

• dex

  Public
  MDN's deployment infrastructure.

  JavaScript

  •

  Mozilla Public License 2.0

  •44 forks•22 stars•1010 issues•11 pull request•Updated Apr 7, 2026Apr 7, 2026

• watify

  Public
  Compile WAT to WASM with WASM 🙇

  HTML

  •

  Mozilla Public License 2.0

  •00 forks•44 stars•00 issues•11 pull request•Updated Apr 6, 2026Apr 6, 2026

• bcd-utils

  Public
  toolinginfrabcd+ 1

  toolinginfrabcdbrowser-compat-data

  JavaScript

  •

  Mozilla Public License 2.0

  •1010 forks•66 stars•00 issues•11 pull request•Updated Apr 6, 2026Apr 6, 2026

• data

  Public
  This repository contains general data for Web technologies

  cssjsondata+ 1

  cssjsondatajson-data

  JavaScript

  •

  Creative Commons Zero v1.0 Universal

  •211211 forks•773773 stars•3636 issues•22 pull requests•Updated Apr 3, 2026Apr 3, 2026

• client-toolchain-example

  Public
  Demo project for the MDN client-side web development tools tutorial.

  javascripttoolchaindemo+ 1

  javascripttoolchaindemoexamples

  JavaScript

  •

  Other

  •11 fork•77 stars•00 issues•00 pull requests•Updated Apr 2, 2026Apr 2, 2026

• triagebot

  Public
  automation

  automation

  JavaScript

  •

  MIT License

  •22 forks•55 stars•00 issues•00 pull requests•Updated Apr 2, 2026Apr 2, 2026

• shared-assets

  Public
  A repository for media and assets to be used across MDN Web Docs

  assetsexamplesinfra

  assetsexamplesinfra

  Mermaid

  •

  Other

  •1616 forks•2727 stars•33 issues•00 pull requests•Updated Mar 31, 2026Mar 31, 2026

• curriculum

  Public
  MDN front-end developer curriculum

  learningeducationweb-development+ 2

  learningeducationweb-developmentcareerbeginners

  TeX

  •

  Other

  •5050 forks•380380 stars•33 issues•00 pull requests•Updated Mar 27, 2026Mar 27, 2026

• release-dashboard

  Public archive
  Small app to display bugzilla bugs which need dev docs

  mdnbugzilla

  mdnbugzilla

  Vue

  •

  Mozilla Public License 2.0

  •1515 forks•55 stars•11 issue•00 pull requests•Updated Mar 27, 2026Mar 27, 2026

• project-template

  Public template
  A project template to use for new MDN GitHub repositories

  template

  template

  Other

  •44 forks•1313 stars•00 issues•00 pull requests•Updated Mar 26, 2026Mar 26, 2026

• express-locallibrary-tutorial

  Public
  Local Library website written in NodeJS/Express; example for the MDN server-side development NodeJS module: https://developer.mozilla.org/en-US/docs/Learn/Serve…

  nodejsdemoexpress+ 2

  nodejsdemoexpressexamplewebapp

  JavaScript

  •

  Creative Commons Zero v1.0 Universal

  •810810 forks•1.3k1.3k stars•11 issue•00 pull requests•Updated Mar 26, 2026Mar 26, 2026

• django-locallibrary-tutorial

  Public
  Local Library website written in Django; example for the MDN server-side development Django module: https://developer.mozilla.org/en-US/docs/Learn/Server-side/D…

  pythondemodjango+ 2

  pythondemodjangoexampleweb-app

  Python

  •

  Creative Commons Zero v1.0 Universal

  •960960 forks•1.7k1.7k stars•00 issues•33 pull requests•Updated Mar 26, 2026Mar 26, 2026

• learning-area

  Public
  GitHub repo for the MDN Learning Area.

  learninglearning-jsmdn-docs+ 1

  learninglearning-jsmdn-docslearning-to-code

  HTML

  •

  Creative Commons Zero v1.0 Universal

  •27k27k forks•7.6k7.6k stars•11 issue•22 pull requests•Updated Mar 24, 2026Mar 24, 2026

• webextensions-examples

  Public
  Example Firefox add-ons created using the WebExtensions API

  browsermdnwebextensions+ 1

  browsermdnwebextensionswebextensions-apis

  JavaScript

  •

  Mozilla Public License 2.0

  •2.6k2.6k forks•4.4k4.4k stars•1616 issues•1313 pull requests•Updated Mar 22, 2026Mar 22, 2026