mitmproxy is a free, open-source HTTPS proxy for intercepting, inspecting, and modifying web traffic—perfect for debugging, testing, and privacy checks.
Intercept and debug web traffic in real time
mitmproxy is a free and open-source interactive HTTPS proxy designed to help you intercept, inspect, and modify your web traffic. Whether you're debugging an app, testing your website, or exploring how data moves between client and server, mitmproxy gives you a powerful set of tools to see exactly what's happening behind the scenes.
With mitmproxy, you can view, edit, and replay HTTP, HTTPS, and WebSocket traffic. It's great for developers, testers, and privacy enthusiasts who want to analyze or troubleshoot network communications. You can prettify and decode a range of message types, intercept specific requests on the fly, and even modify them before they reach their destination.
The site makes it easy to get started, offering downloads for Windows, Linux, Docker, and more. You'll also find helpful documentation, a blog, and ways to connect with the developer community if you need support or want to contribute.
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