Firefox Developer Edition (szl) logo

Firefox Developer Edition (szl) Mozilla

Use this command to install Firefox Developer Edition (szl):
winget install --id=Mozilla.Firefox.DeveloperEdition.szl -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 web browser specifically designed for developers to build, test, and refine websites efficiently. It provides advanced tools and features tailored for web development, enabling seamless debugging, testing, and optimization of web applications.

Key Features:

  • Advanced Development Tools: Includes the latest developer tools such as the Multi-line Console Editor, WebSocket Inspector, and CSS Grid Designer, all in a beta environment.
  • Customizable Profile: Runs on a separate profile from standard Firefox, allowing developers to test experimental features without interfering with their regular workflow.
  • Tailored Preferences: Browser and remote debugging are enabled by default, along with a dark theme and developer toolbar for enhanced productivity.
  • New Tools and Innovations: Features inactive CSS detection, the new Fonts panel, and innovative tools like the CSS Grid Inspector and Visual Editing capabilities.
  • Performance Optimization: Offers robust performance tools to identify bottlenecks, optimize assets, and streamline processes.

Audience & Benefit: Ideal for web developers, frontend engineers, and anyone involved in building modern websites. Firefox Developer Edition empowers users with cutting-edge tools to enhance productivity, streamline debugging, and deliver high-quality web experiences. It is designed to meet the needs of professionals who require precise control over their development environment.

Installable via winget, Firefox Developer Edition ensures that developers have access to the latest features and tools to stay ahead in the open web ecosystem.

Versions
140.0
139.0
138.0
137.0
136.0
135.0
134.0
133.0
132.0
License