Fiddler Web Debugger

Fiddler is a web debugging tool which is owned, developed, and distributed by Eric Lawrence.

May, 2010

  • Fiddler Web Debugger

    Fiddler New Features – DNS Failover

    • 3 Comments
    Fiddler 2.2.9 introduces a ton of new features under the hood. The one I’m going to talk about in this quick note is called “DNS Failover.” When a client attempts to connect to a web server, it must first resolve the hostname of the server (e.g. www...
  • Fiddler Web Debugger

    Fiddler New Features – The Preferences System

    • 0 Comments
    Fiddler 2.2.9 is the first release with end-to-end support for a Preferences System , accessible to script and extensions, that will simplify the storage and reloading of user-preferences. The system is somewhat similar to the preferences system within...
  • Fiddler Web Debugger

    The Fiddler Community

    • 0 Comments
    With a development team of one, Fiddler is in many ways a product of the rich community and ecosystem that has developed over the last six years. While I try to keep the official site updated, there are many other outlets to take advantage of when looking...
  • Fiddler Web Debugger

    No, Fiddler is not evil

    • 1 Comments
    Recently, a number of people have emailed me and indicated that their security software raised warnings or blocked their download of Fiddler from the official Fiddler website . Now, I’ve reached out to vendors to help them correct their false-positives...
  • Fiddler Web Debugger

    FiddlerCore and the .NET Client Profile

    • 2 Comments
    As the .NET Framework grew in size from version to version, there was an increase in the clamor for a smaller version of the Framework. The idea was that this smaller version would be quicker to download and install, with the tradeoff that it would support...
  • Fiddler Web Debugger

    Peeking at Fiddler’s Internals

    • 0 Comments
    Fiddler 2.2.9 includes two new features that allow you to get some more insight into the state of the web debugger. The first allows you to inspect the caches used by Fiddler; simply type about:cache in the QuickExec box and Fiddler will display the current...
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