HTTP Debugging Proxy that logs all HTTP traffic between your computer and the Internet
is the free web debugging proxy for any system, browser or platform.
Debug traffic from PC, Linux or Mac mobile devices and systems. Ensure the proper cookies, headers and cache directives are transferred between server and the client. Supports any framework, including .NET, Java, Ruby, etc.
allows you to see the total page weight, HTTP caching and compression at a glance. Isolate performance bottlenecks with rules like Flag any uncompressed responses bigger than 25kb.
is easy and simple to install and has an uncomplicated to navigate interface. As soon as you are done installing Fiddler
, your default browser will launch and you will be directed to a "First Run" webpage that links to videos that will help you quickly get started with Fiddler
is a free web debugging proxy which logs all HTTP(s) traffic between the Internet and your computer. Use it to debug traffic from just about any application that supports a proxy like IE, Chrome, Safari, Firefox, Opera and much more.
Easily control and edit web sessions. All you have to do is set a breakpoint to pause the processing of the session and allow alteration of the request/response. You can also compose your own HTTP requests to run through Fiddler
for security testing your web applications - decrypt HTTPS traffic, show and modify requests using a man-in the middle decryption technique. Configure Fiddler
to decrypt all traffic, or only specific sessions.
The statistics tab of Fiddler
displays an overview of all of the objects selected while a pie chart shows the types of data connections to a web site.
Advantage from a rich extensibility model, that range from simple Fiddler
Script to powerful Extensions which can be developed using any .NET language.
is the must have tool for every software developer and tester.
Fiddler highlights and features:
Monitor HTTP/HTTPs traffic from any browser
Inspect and debug traffic from any client
Tamper client requests and server responses
Test and analyze the performance of your web sites and programs
Decrypt HTTPS web sessions
Extend Fiddler as much as you need