network-debugging

Open-source native macOS HTTP debugging proxy — intercept HTTPS, inspect APIs, mock responses, debug WebSocket & GraphQL. Community-driven. For developers, by developers.

Charles Proxy MCP server for AI agents with live capture, structured traffic analysis, and agent-friendly tool contracts

Native, local-first network intelligence for macOS—capture live traffic, inspect PCAP/PCAPNG files, and investigate sessions, protocols, processes, flows, and packet evidence.

Inspect, mock and reshape HTTP/S traffic on macOS. Free, public-domain, native — the modern Proxyman alternative, built on mitmproxy.

Protocol discovery and replay for line-based network traffic - capture proxy in Go, deterministic replay, diff and schema inference in Rust.

Fatbeans.MCP.Client 是独立的控制台客户端，用于从命令行、脚本、外部进程或 AI Agent 调用Fatbeans Creater提供的MCP工具服务。

A lightweight, cross-platform TCP, UDP & WebSocket debugger built with Tauri, Rust and Vue. Test clients and servers with hex tools, auto-reply, DNS lookup and network diagnostics.

A proxied shell for terminal workflows. Open a session and run commands through a proxy.

Educational HTTPS traffic inspector in Go—run curl, AWS CLI, Node, or Python commands through a local MITM proxy to log decrypted requests, responses, headers, and bodies.

A tiny Cloudflare Snippet that echoes your IP, geo, ASN, edge location, TLS, RTT, language, and user agent as JSON or plain text.

通信调试，TCP调试，串口调试，通信协议调试，设备通信仿真

iOS debugging SDK — network inspector, WebSocket viewer, log console, API mocking, and storage browser in one floating bubble. One line to integrate. Readable by AI agents via MCP.

Free, open-source Fiddler Classic alternative for Windows. Capture, inspect, filter, replay, compose and mock HTTP/HTTPS traffic with TLS decryption, HTTP/2, HTTP/3 and SAZ support.

CLI utility to check DNS propagation using multiple DNS servers

Free, open-source HTTP, HTTPS and WebSocket debugging proxy for Windows and macOS. Rust core + Electron UI. Alternative to Charles, Proxyman and Fiddler.

MQTT connectivity lab: throttle, flake, and observe client resilience.

Android-first HTTP/HTTPS debugging proxy with HTTPS MITM, a real-time WebUI, media previews, and response mocking.

Local Claude Code HTTP traffic inspector with a desktop GUI and agent API. Capture prompts, tools, SSE, errors, and tokens.

How to set up proxy on Android via Wi-Fi, APN, ADB system-wide, and app-level OkHttp. Working HTTP and SOCKS5 code samples for Android proxy server setup, tested on Android 12 through 15.

Android packet-capture forwarding tool (mihomo core) for mitmproxy debugging