FiddlerCore

FiddlerCore allows you to integrate HTTP/HTTPS traffic viewing and modification capabilities into your .NET application, without any of the Fiddler UI.

Version 4.4.9.8, released December 16, 2014

Download the documentation to learn how to develop with FiddlerCore. The install package contains .NET 2.0, 3.5, & 4.0 versions. A FiddlerCore.dll compiled targeting the Mono Framework is now in Alpha.

Please contact fiddler@telerik.com for commercial licensing questions.

Diagram showing Fiddler vs. FiddlerCore

More about Fiddler

The free web debugging proxy

More about Test Studio

Automated functional, load, and performance testing

More Free Trials

All free trials for Telerik products and services