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Firefox Developer Tools Alternatives

Firefox Developer Tools is described as 'Examine, edit, and debug HTML, CSS, and JavaScript on the desktop and on mobile' and is a Web Debugger in the development category. There are more than 10 alternatives to Firefox Developer Tools for a variety of platforms, including Mac, Windows, Linux, Online / Web-based and Firefox. The best alternative is Google Chrome Developer Tools, which is both free and Open Source. Other great apps like Firefox Developer Tools are Plunker, Coding Ground, Try It Online (TIO) and HTTP Debugger.

Firefox Developer Tools alternatives are mainly Web Debuggers but may also be Code Editors or HTTP(S) Debuggers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Firefox Developer Tools.
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  • FreeOpen Source
  • Mac
  • Windows
  • Linux

Examine, edit, and debug HTML, CSS, and JavaScript on the desktop and on mobile.

Learn more about Firefox Developer Tools

  1. Google Chrome Developer Tools icon

    Google Chrome Developer Tools

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Google Chrome

    The Google Chrome Developer Tools provide an integrated environment for debugging, optimizing, and understanding a web application, or website, running in Google Chrome.

    Screenshot
  2. Plunker icon

    Plunker

    • FreeOpen Source
    • Online

    Plunker is an online community for creating, collaborating on and sharing your web development ideas.

    Plunker being edited


  3. Coding Ground icon

    Coding Ground

    • FreeProprietary
    • Online

    Compile and Execute your favorite programming languages online, click any of the following to proceed! Web Technologies, Text Formatting, Useful Utilities, Programming Languages. Vim, emacs modes are avaliable.

    Screenshot
  4. Try It Online (TIO) icon

    Try It Online (TIO)

    • FreeOpen Source
    • Online
    • Self-Hosted

    TIO is a family of online interpreters for an evergrowing list of practical and recreational programming languages.

    No screenshots yet
  5. HTTP Debugger icon

    HTTP Debugger

    • Windows

    HTTP Debugger Pro - A Professional HTTP Sniffer and Analyzer for Developers.

    Screenshot


  6. SplineTech Javascript Debugger icon

    SplineTech Javascript Debugger

    • Windows

    SplineTech JavaScript Debugger is the fastest independent standalone JavaScript Debugger that enables you to debug JavaScript for IE completely independently of any add-ons, plug-ins, Java or any other third-party proprietary tools.

    Screenshot
  7. Flow.org icon

    Flow.org

    • FreeOpen Source
    • Online

    Flow is a static type checker for JavaScript that we built at Facebook. The overall mission of Flow is to deliver an immersive coding experience for JavaScript developers—a fast edit-refresh cycle—even as the codebase evolves and grows.

    No screenshots yet
  8. Graphical HTTP Client icon

    Graphical HTTP Client

    • Mac

    HTTP Client is a Mac OS X Leopard developer tool for debugging HTTP services by graphically creating and inspecting complex HTTP messages.

    No screenshots yet
  9. HttpFox monitors and analyzes all incoming and outgoing HTTP traffic between the browser and the web servers.

    Discontinued

    The project is no longer developed. Last version, 0.8.14.1, released in May 2014, is not compatible with Firefox, but the extension still works on XUL-based Firefox forks like Waterfox icon Waterfox and Pale Moon icon Pale Moon

    Screenshot
  10. HttpWatch icon

    HttpWatch

    • Windows
    • Firefox

    HttpWatch is an HTTP viewer and debugger that integrates with IE and Firefox to provide seamless HTTP and HTTPS monitoring without leaving the browser window. It's available as a free edition and a PRO version that cost money and has additional features.

    Screenshot
Showing 10 of 22 alternatives