Firefox Developer Tools AlternativesWeb Debuggers and other similar apps like Firefox Developer Tools

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 Windows, Linux, Mac, Web-based and Mozilla Firefox apps. The best Firefox Developer Tools alternative is Google Chrome Developer Tools, which is both free and Open Source. Other great apps like Firefox Developer Tools are Web Developer, HTTP Debugger, Plunker and DOMScope.

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Firefox Developer Tools alternatives page was last updated

Alternatives list

  1. Google Chrome Developer Tools icon

    Google Chrome Developer Tools

     157 likes
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    The Google Chrome Developer Tools provide an integrated environment for debugging, optimizing, and understanding a web application, or website, running in Google Chrome. The developer tools are developed partly through the WebKit open source project, where the tools are called...

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    Google Chrome Developer Tools screenshot 1
     

    • Google Chrome Developer Tools is the most popular Windows, Mac & Linux alternative to Firefox Developer Tools.

    • Google Chrome Developer Tools is the most popular Open Source & free alternative to Firefox Developer Tools.

    • Google Chrome Developer Tools is Free and Open SourceFirefox Developer Tools is also Free and Open Source
  2. Web Developer icon

    Web Developer

     48 likes
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    The Web Developer extension adds various web developer tools to a browser. The extension is available for Chrome, Edge, Firefox, and Opera, and will run on any platform that these browsers support including Windows, macOS and Linux.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Google Chrome
    • Mozilla Firefox
    • Microsoft Edge
    • Opera
    Web Developer screenshot 1
     
  4. HTTP Debugger icon

    HTTP Debugger

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

    38 HTTP Debugger alternatives

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Windows
    HTTP Debugger screenshot 1
     

    • HTTP Debugger is the most popular commercial alternative to Firefox Developer Tools.

    • HTTP Debugger is Paid and ProprietaryFirefox Developer Tools is Free and Open Source
  5. Plunker icon

    Plunker

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

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    Plunker being edited
     

    • Plunker is the most popular Web-based alternative to Firefox Developer Tools.

    • Plunker is Free and Open SourceFirefox Developer Tools is also Free and Open Source
  6. DOMScope icon

    DOMScope

     1 like
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    DOMScope is an online web inspector and debugger for mobile web apps. Like Chrome's DevTools, it allows developers to navigate through the HTML, list applied CSS styles and execute JavaScript code inside any device's browser.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    Landing page
     
  7. Flow.org icon

    Flow.org

     1 like
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    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.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
     
  9. HttpFox icon

    HttpFox

     10 likes
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    HttpFox monitors and analyzes all incoming and outgoing HTTP traffic between the browser and the web servers.

    Cost / License

    • Free
    • Proprietary

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Waterfox
    • Pale Moon
    HttpFox screenshot 1
     
  10. Try It Online (TIO) icon

    Try It Online (TIO)

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

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
     

    • Try It Online (TIO) is the most popular Self-Hosted alternative to Firefox Developer Tools.

    • Try It Online (TIO) is Free and Open SourceFirefox Developer Tools is also Free and Open Source
  11. Coding Ground icon

    Coding Ground

     15 likes
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    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.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    Coding Ground screenshot 1
     
  12. HttpWatch icon

    HttpWatch

     6 likes
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    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.

    22 HttpWatch alternatives

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
    • Firefox
    HttpWatch screenshot 1
     
  13. Javascript Debugger (Venkman) icon

    Javascript Debugger (Venkman)

     1 like
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    Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Firefox
    Javascript Debugger (Venkman) screenshot 1
     
  14. SplineTech Javascript Debugger icon

    SplineTech Javascript Debugger

     5 likes
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    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.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
    SplineTech Javascript Debugger screenshot 1
     
12 of 18 Firefox Developer Tools alternatives