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MDN Web Docs

Data and tools related to MDN Web Docs (formerly Mozilla Developer Network, formerly Mozilla Developer Center...)

👋 Welcome, Bienvenue, ようこそ, 환영합니다, Bienvenido, Bem-vindos, Добро пожаловать, 欢迎, 歡迎

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MDN Web Docs is an open-source, collaborative project that documents web platform technologies, including CSS, HTML, JavaScript, and Web APIs. We also provide extensive 🧑‍🎓 learning resources for beginning developers and students.

Note: By participating in and contributing to our projects and discussions, you acknowledge that you have read and agree to the Mozilla community participation guidelines.

🙌 MDN's mission

MDN's mission is to provide a blueprint for a better internet and empower a new generation of developers and content creators to build it.

The power of MDN Web Docs lies in its vast community of active readers and contributors. Since 2005, approximately 45,000 contributors have created the documentation we know and love. Together, contributors have created over 45,000 documents that make up an up-to-date, comprehensive, and free resource for web developers worldwide. In addition to English-language articles, over 35 volunteers lead translation and localization efforts for Chinese, French, Japanese, Korean, Portuguese, Russian, and Spanish.

🤝 Be part of MDN Web Docs

You can be part of MDN Web Docs, whether it be through ✍️ content contributions, ⚙️ engineering, or ↔️ translation work. The MDN Web Docs project welcomes contributions from everyone who shares our goals and wants to contribute constructively and respectfully within our community. 🧘‍♂️

🌎 Our community

We're proud to have a global community of contributors and developers, who also want to say 👋

స్వాగతం സ്വാഗതം Merhaba خوش آمدید
स्वागत है Selamat Datang வணக்கம் მოგესალმებით
Ласкаво просимо مرحباً خوش آمدی স্বাগতম
Dobro došli שלום Добре дошли 환영합니다

✉️ Get in touch

You can ask questions or get in touch with the MDN Web Docs team and community through any of our communication channels.

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  1. browser-compat-data Public

    This repository contains compatibility data for Web technologies as displayed on MDN

    JSON 5.2k 2.1k

  2. content Public

    The content behind MDN Web Docs

    Markdown 9.4k 22.6k

  3. translated-content Public

    The source repository of all translated content for MDN Web Docs

    Markdown 1.8k 8.2k

  4. yari Public

    The platform code behind MDN Web Docs

    TypeScript 1.2k 524

  5. mdn-community Public

    A place to provide feedback and suggestions for MDN Web Docs

    135 41

  6. mdn Public

    Holding repo for MDN Web Docs things

    1.3k 177

Repositories

Showing 10 of 129 repositories
  • content Public

    The content behind MDN Web Docs

    Markdown 9,426 22,641 330 (144 issues need help) 60 Updated Mar 27, 2025
  • translated-content Public

    The source repository of all translated content for MDN Web Docs

    Markdown 1,790 8,195 167 (18 issues need help) 124 Updated Mar 27, 2025
  • fred Public

    MDN's next fr(ont)e(n)d

    JavaScript 5 MPL-2.0 2 3 4 Updated Mar 27, 2025
  • yari Public

    The platform code behind MDN Web Docs

    TypeScript 1,221 MPL-2.0 524 151 (4 issues need help) 34 Updated Mar 27, 2025
  • browser-compat-data Public

    This repository contains compatibility data for Web technologies as displayed on MDN

    JSON 5,171 CC0-1.0 2,094 453 (2 issues need help) 27 Updated Mar 27, 2025
  • bob Public

    Builder of Bits aka The MDN Web Docs interactive examples, example builder

    TypeScript 77 MIT 48 0 2 Updated Mar 27, 2025
  • dom-examples Public

    Code examples that accompany various MDN DOM and Web API documentation pages

    JavaScript 3,659 CC0-1.0 1,838 10 (3 issues need help) 6 Updated Mar 27, 2025
  • translated-content-de Public

    Experimental German locale for MDN, aimed at German-speaking users that prefer to read MDN Web Docs in their native language

    Markdown 10 7 0 2 Updated Mar 27, 2025
  • client-toolchain-example Public

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

    JavaScript 2 0 0 0 Updated Mar 27, 2025
  • interactive-examples Public

    Home of the MDN live code editor interactive examples

    HTML 742 CC0-1.0 515 0 0 Updated Mar 26, 2025