Fiddler Alternatives

Fiddler is described as 'Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet. Fiddler allows you to inspect all HTTP(S) traffic, set breakpoints, and "fiddle" with incoming or outgoing data' and is a very popular http(s) debugger in the network & admin category. There are more than 50 alternatives to Fiddler for a variety of platforms, including Windows, Mac, Linux, Web-based and iPhone apps. The best Fiddler alternative is Charles. It's not free, so if you're looking for a free alternative, you could try mitmproxy or HTTP Toolkit. Other great apps like Fiddler are Proxyman, Burp Suite, HTTP Debugger and Zed Attack Proxy (ZAP).

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Alternatives list

  1. Proxygen icon
     Like

    Proxygen is the best HTTP proxy tool for testing apps and debugging remote API endpoints right on your iPhone, iPad and Mac. And it’s built to delight you while doing it.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • iPhone
    • iPad
     
  2. ArdorQuery icon
     1 like

    ArdorQuery is a cross-platform tool for performing any HTTP(S) endpoints like REST API, HTML, Images, GraphQL, OData etc.

    Cost / License

    Application types

    Platforms

    • Mac
    • Linux
    • Flathub
     
  3. Cellist icon
     Like

    Cellist is a HTTP debugging proxy for OS X.

    ---How does it work?--- Cellist puts a proxy between HTTP clients and the Internet. All you need to do is set the proxy configuration on your device properly, and then all HTTP traffic will go through Cellist and be revealed in front o.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
     
  4. API Tester icon
     6 likes

    API Tester is the first mobile app to test any type of API on the go. Test REST, GraphQL, WebSocket, SOAP, JSON RPC, XML, HTTP, and HTTPS APIs completely for free, on iOS or Android.

    59 API Tester alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • iPad
     
  5. Termshark icon
     Like

    If you're debugging on a remote machine with a large pcap and no desire to scp it back to your desktop, termshark can help!

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
  6. IEWatch icon
     Like

    IEWatch is a plug-in for Microsoft Internet Explorer that helps you achieve your web development and web analysis tasks more efficiently.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
     
  7. HttpWatch icon
     6 likes

    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
     
  8. James icon
     5 likes

    James is a HTTP Proxy and Monitor that enables developers to view and intercept requests made from the browser. It is an open-source alternative to the popular developer tool Charles.

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • React
    • Electron / Atom Shell
    • Node.JS
     
  9. The goal of this project is to adds information about the HTTP headers in three ways:

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Firefox
     
  10. Pirni Pro icon
     1 like

    Pirni Pro is a network security tool designed for iOS, and specifically for iPhone and iPod Touch devices. It is capable of intercepting traffic on a wireless network segment, capturing passwords, and regular expressions entered by the user.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • iPhone
     
  11. Rockxy icon
     1 like

    Open-source native macOS HTTP debugging proxy — intercept HTTPS, inspect APIs, mock responses, debug WebSocket & GraphQL. Community-driven. For developers, by developers.

    35 Rockxy alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Homebrew
     
  12. Displays the HTTP header. Edit it and send it.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Windows
    • Online
    • Google Chrome
    • Firefox
     
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