Building Firefox OS

Downloads: Stencils, icons, fonts and more ...

  • alt Design stencil kit

    Design stencil kit

    Download all Firefox OS UI components in one single file and create quick mockups of your applications by just making drag and drop. The layered PSD (Photoshop) contains editable effects, fonts and shapes so you can easily customize your app.

    Design stencil kit (Photoshop file .zip)

  • alt Building Blocks

    Building Blocks

    In this pack you will find all CSS, assets, icons and fonts used in Firefox OS as well as HTML examples on how to use them. These Building Blocks are CSS and HTML only. We are working in some Javascript to interact with them.

    Building Blocks (.zip)

    Github repository

    Install the app

  • alt Icon set

    Icon set

    Here you will find all available Gaia Icons in SVG format, so they’re ideal to be used in different devices no matter the screen size without loosing quality.

    Gaia Icons (SVG files)

  • alt Icon set


    The default font used in Firefox OS is "Fira Sans". You will find it in four different weights: Light, Regular, Medium and Bold. Please, refer to the license file to check font's usage permissions.

    Fira Sans

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