mitmproxy

mitmproxy is an SSL-capable man-in-the-middle proxy for HTTP. It provides a console interface that allows traffic flows to be inspected and edited on the fly. It also...

• Free and open-source, UI doesn't constantly nag you to pay money. Guest • Aug 2018 • 2 agrees and 1 disagrees Disagree   Agree
• sames features as charles but less easy to access. If you are not affray about command lines options, go using it. Guest • Sep 2017 • 1 agrees and 0 disagrees Disagree   Agree
• Not as easy to use, but it's really powerful. Guest • Nov 2016 • 4 agrees and 0 disagrees Disagree   Agree

Free Open Source Mac Windows Linux

Zed Attack Proxy

The Zed Attack Proxy (ZAP) is an easy to use integrated penetration testing tool for finding vulnerabilities in web applications. It is designed to be used by people...

• This is security vulnerability finding software, not a proxy observer. Guest • Aug 2018 • 2 agrees and 0 disagrees Disagree   Agree

Free Open Source Mac Windows Linux

Burp Suite

Burp Suite is an integrated platform for performing security testing of web applications. Its various tools work seamlessly together to support the entire testing...

Freemium Mac Windows Linux BSD

HTTP Toolkit

HTTP Toolkit is a suite of open-source tools for debugging, testing and building with HTTP(S).

Freemium Open Source Mac Windows Linux Web

NetworkMiner

NetworkMiner is a Network Forensic Analysis Tool (NFAT) for Windows. NetworkMiner can parse PCAP files and regenerate/reassemble transmitted files and certificates from...

Free Open Source Mac Windows Linux

Camilla Proxy

The always-on web debugging proxy.

Free Linux

HttpFox

HttpFox monitors and analyzes all incoming and outgoing HTTP traffic between the browser and the web servers. It aims to bring the functionality known from tools like...

• Discontinued The project is no longer developed. Last version, 0.8.14.1, released in May 2014, is not compatible with Firefox, but the extension still works on XUL-based Firefox forks like https://alternativeto.net/software/waterfox/ and https://alternativeto.net/software/palemoon/

Free Mac Windows Linux Waterfox Pale Moon

James

James is a HTTP Proxy and Monitor that enables developers to view and intercept requests made from the browser. It is an open-source alternative to the popular developer...

• Discontinued Not sure if 'discontinued' is quite right, but James has now officially moved in 'maintenance mode', with little or no ongoing development or support. See the readme: https://github.com/james-proxy/james#this-project-is-in-maintenance-mode. It would be helpful to highlight that here imo.

Free Open Source Mac Windows Linux React Electron / Atom Shell ... Node.JS

Live HTTP Headers (Chrome)

Monitor all HTTP/HTTPs traffic from your browser. Live HTTP Headers logs all HTTP traffic between Google Chrome and the Internet. This extension can be helpful if...

• Warning Suspected of distribute adwares, even after removing the extension

Free Mac Windows Linux Chrome

HTTP Headers

HTTP Headers allows you to quickly see the HTTP header information for the current URL.

• Warning Suspected of distribute adwares, even after removing the extension

Free Mac Windows Linux

Weer

A HTTP protocol debugger with Chrome DevTools frontend interface.

Commercial $ $ $ Mac Windows Linux

Uthrottle

Uthrottle is a tool which simulates custom connection’s conditions and limits the network traffic to a specified speed on network interfaces. In complex service...

Commercial Linux

PolarProxy

PolarProxy is a transparent SSL/TLS proxy. PolarProxy decrypts and re-encrypts TLS traffic, while also saving the decrypted traffic in a PCAP file that can be loaded...

Free Linux