Getting Started

The Mozilla Web Apps platform lets you build apps powered by Web standards like HTML5, CSS3, JavaScript and related APIs.

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Submit Your Apps

The Mozilla Marketplace is open. Submit your apps now.

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Resources for App Developers

  • HTML5

    Web technologies for building build cross-browser, cross-device app experiences.

  • For mobile apps developers

    If you already develop apps for mobile devices, here's how to develop Open Web apps.

  • For web developers

    If you already develop websites, here's how to make them into installable apps.

  • Using apps offline

    How to design apps so they can be cached and used without an Internet connection.