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.

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。

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.

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.

CLI utility to check DNS propagation using multiple DNS servers

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

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.

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.

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

Diagnostic toolkit for network egress issues — detect proxy misconfigurations, DNS leaks, and connectivity problems

Awesome Network Debugging

A bridge that connects VPP (Vector Packet Processing) interfaces with Wireshark, enabling real-time packet capture and analysis. Supports remote monitoring via UDP and Unix sockets with a Wireshark extcap interface.

Egress verify / 出口验证 / IP whitelist checker / HTTP relay：轻量服务代发 HTTP/HTTPS，验证白名单、公网 IP、代理、路由、防火墙、SSRF 防护；含 SQLite 审计 + Web UI。Lightweight HTTP forwarder for whitelist, NAT, EIP, proxy, firewall validation, with full request/response audit logs.

A lightweight Unix-style HTTP debugging client written in C.