HTTP, HTTP2, HTTPS, Websocket debugging proxy

Requestly was built to save developers time by intercepting and modifying HTTP Requests. It has now developed into an open-source alternative to Charles Proxy and Telerik Fiddler that works directly in browsers without VPN and proxy Issues. It is used by more than 200,000+ front-end developers and 11,000+ companies worldwide.

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自定义的Fiddler规则，多环境切换、解决跨域开发、快速调试线上代码必备|高效调试分析利器

Enjoy playing on your PS4 from your computer (WLAN/Ad-hoc) without the need of an Internet connection.

Sunny网络中间件

A tool that make your apk debuggable for Charles/Fiddler in Android 7.0

Inspect and modify WCF Binary Messages in Fiddler

Sample applications demonstrating usages of Progress® Telerik® FiddlerCore Embedded Engine.

一个基于Scrapy的数据采集爬虫代码库

A Fiddler extension for decoding Google Protocol-buffers Data

Java版本的mitmproxy，对本地浏览器所有的Http(s)请求和响应进行拦截并「重制」；也可充当轻量级B/S版抓包软件；

JMeter脚本录制工具：将Fiddler/Charles转换为JMeter 4.0以上的脚本，并支持过滤功能 JMeter script recording tool: converts Fiddler / Charles into scripts above JMeter 4.0, and supports filtering function

KeyAuth Server Emulator. Made by Cabbo.

Fiddler插件开发笔记

Fiddler Plug，Provide Host Mapping、File Mapping、Header Replace、Https to Http、ServerIP、Disable Cache、vConsole、Console Log、JS Inject

A simple SOCKS v4a proxy server written in C# (.NET Standard 2.0) which forwards all traffic to a SOCKS v5 server.

A Fiddler extension to export sessions in a format Postman can import

MsgPack implementation with additional debugging and validation tool including Fiddler plugin / msgpack.org[C#]

This Fiddler Extension is an Office 365 centric parser to efficiently troubleshoot Office 365 client application connectivity and functionality.