Fiddler Ideas

We have filter to "Show only Internet Explore traffic" Like wise need filters for other browsers as well

I use McAfee Web Gateway proxies that only support Kerberos authentication. When trying to use these devices as an upstream proxy fiddler first tries NTLMSSP and then NTLMSSP2 and then prompts for credentials. It never tries Kerberos in the reques...

I develop a lot of extensions for Fiddler. Some of them are public, others are private to my organization. Currently Fiddler4 is built against the .NET Framework 4.0. I don't want my extensions to depend on a different version of the .NET Framewor...

Today, we can only choose one font and stick to it globally on app. Would be nice if the menus, lists, trees, etc. kept the Windows default font and only the inspectors, etc. have a custom font. In other words: I would like to use a cool monospace...

Currently by listening to FiddlerApplication.OnWebSocketMessage it's possible to modify the incoming & outgoing messages but it's not possible to send independent direct messages in or out. Adding the ability to send direct messages will give ...

In the Fiddler log I see this: 19:13:42:5608 [HTTPWarning] Header folding detected. Not all clients properly handle folded headers. I need to know what session that is from. I have thousands of sessions. If you could just add from session 1234 the...

It's small, clipped, and not noticable. Just spent the last hour trying to troubleshoot why I was getting an Internal Server Error. If I would have noticed the JSON error message, it would have saved me most of that time. See attachment. Consider ...

On the filters tab, there's a "Show only traffic from..." with a drop down showing all current processes. Linqpad has an MDI interface that changes the process number each time a script runs so it's impossible to filter on a particular script. I s...

make it opensource

Otherwise, all interception of HTTPS will fail.