Firefox Developer Edition (br) logo

Firefox Developer Edition (br) Mozilla

Use this command to install Firefox Developer Edition (br):
winget install --id=Mozilla.Firefox.DeveloperEdition.br -e

Get the latest features, fast performance, and the development tools you need to build for the open web using Firefox Browser Developer Edition.

Firefox Developer Edition is a browser designed for web developers to build, test, and refine websites effectively. It combines cutting-edge features, powerful tools, and performance optimizations tailored for modern web development.

Key Features:

  • Advanced Development Tools: Includes tools like the Multi-line Console Editor, WebSocket Inspector, and innovative CSS Grid visualization.
  • Separate Profile & Path: Runs independently from standard Firefox, allowing seamless use alongside other versions.
  • Tailored Preferences: Enables browser and remote debugging by default, along with a dark theme and developer-friendly toolbar.

Audience & Benefit:
Ideal for web developers building for open standards, Firefox Developer Edition streamlines workflows with powerful tools to debug JavaScript, analyze performance, test responsiveness, and optimize assets. Its focus on efficiency and precision helps developers deliver high-quality websites faster.

Available for Windows, macOS, and Linux, it can be installed via winget or downloaded directly from Mozilla’s official channels.

Versions
140.0
139.0
138.0
137.0
136.0
135.0
134.0
133.0
132.0
License