Fiddler

Fiddler: Comprehensive Web Debugging Proxy Tool

Fiddler is a powerful web debugging proxy tool designed to help developers inspect, monitor, and modify HTTP and HTTPS traffic between computers and the internet. It enables detailed analysis of web sessions, helping troubleshoot issues in web applications and APIs.

With Fiddler, developers can capture and log all HTTP and HTTPS traffic, allowing them to inspect headers, cookies, request and response bodies, and performance data. This granular insight assists in identifying bottlenecks, security vulnerabilities, and functional errors.

The tool supports advanced features like session manipulation, breakpoints, and automatic scripting to modify requests or responses in real-time. Its user-friendly interface makes it accessible to both beginners and experienced developers, while its extensibility allows integration with custom scripts and plugins.

Fiddler is widely used for debugging web applications, performance testing, and security testing. It supports various platforms and integrates well with development environments and CI/CD pipelines, making it an essential tool for ensuring robust web performance.

In summary, Fiddler is an indispensable tool for developers looking to gain deep visibility into web traffic, optimize application performance, and enhance security through comprehensive traffic analysis and manipulation.