Mozila Firefox

Different by design

Built for the Web

Our dedication to driving the Web forward and keeping it open to everyone extends through everything we do.

Products

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  Firefox

  The free, non-profit browser for desktop and mobile.
  
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  Firefox OS

  An open operating system for mobile devices.
  
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  Marketplace

  A creation and distribution platform for apps.
  
• 

  Persona

  A better way to sign in to websites.
  
• 

  Thunderbird

  Safe, fast and easy email.
  
• 

  Webmaker

  Make something amazing with the Web.
  

Innovations

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  WebFWD

  Our community-driven innovation accelerator.
  
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  Labs

  New ways to explore, experiment and innovate.
  

Tools

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  Firefox Developer Tools

  A collection of tools built in to Firefox.
  
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  Bugzilla

  A bug tracking system to help manage software development.
  
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  Firebug

  Inspect, debug, analyze and more inside your browser.
  

Platforms

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  Gecko

  The layout engine that drives Firefox.
  
• 

  XUL Runner

  An environment for XUL-based applications.