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A fast TCP/UDP tunnel over HTTP

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Distributed Honeypot

grain是一个极简的、组件式的RPC框架，灵活且适合渐进学习，可与任何框架整合。同时包含（系统通用多线程模型与消息通讯 || 多对多关系的分布式锁 || 基于Servlet的HTTP框架 || 基于系统通用多线程模型的Websocket框架 || 支持行级锁的多线程锁 ）等组件，按需选择组件，不绑架开发者。

🔌 Non-blocking TCP socket layer, with event-driven server and client.

程序员进阶书籍（视频），持续更新（Programmer Books）

ZServer4D 是一套从商业项目剥离而出的云服务器中间件，可以承载百万级的分布式负载服务，并且支持IoT及内网穿透

NSmartProxy是一款开源免费的内网穿透工具。采用.NET CORE的全异步模式打造。(NSmartProxy is an open source reverse proxy tool that creates a secure tunnel from a public endpoint to a locally service.)

Lists of locations & IP addresses of Valve servers

Fast, lightweight library for encoding and decoding JSON messages over streams.

IOT DC3 is an open source, distributed Internet of Things (IOT) platform based on Spring Cloud. It is used for rapid development of IOT projects and management of IOT devices. It is a set of solutions for IOT system.

a netty like asynchronous network I/O library based on tcp/udp/websocket; a bidirectional RPC framework based on JSON/Protobuf; a microservice framework based on zookeeper/etcd

A TCP/TLS load balancer for Linkerd 1.x.

A dockerized fake SSH server honeypot written in Go that logs login attempts.

Private proxy solution & network troubleshooting tool.

一份Swoole入门教程，根据作者的个人理解编写，常见的Swoole入门知识和讲解。

监控网站的可访问性的监控系统

A simple and fast .NET networking library compatible with .NET Standard 2, .NET 5, 6 and 7.

⚡️ A fast TCP event based buffered server/client protocol for transferring data over the (inter)net in .NET 🌐

Google's TCP BBR implementation for ns2 network simulator

🧪 Run common networking tests against any site.

nginx for balancer web ui

libuv wrapper in C++11 /libuv C++11网络库

Actionhero is a realtime multi-transport nodejs API Server with integrated cluster capabilities and delayed tasks

DoraRPC is an RPC For the PHP MicroService by The Swoole

netscanner - TCP/UDP scanner to find open or closed ports

🔥 大厂 BAT 面试高频知识点，后端技术体系。包含了 C GO Python, 网络，Redis ，MySQL ，消息队列 ，高并发，微服务，缓存，操作系统，算法，LeetCode 刷题等知识

异步socket，对一些业务场景做了支持

The fully compliant, embeddable high-performance Go MQTT v5 server for IoT, smarthome, and pubsub

Shareaza is a peer-to-peer client for Windows that allows you to download any file-type found on several popular P2P networks.

基于swoft-cloud的微服务架构，最小化拆分粒度，PHP7、多进程、协程、异步任务、mysql连接池、redi连接池、rpc连接池、服务治理、服务注册与发现、Aop切面、全注解

📖《这本书能让你连接互联网》详细阐述代理、隧道、VPN运作过程，并对GFW策略如：地址端口封锁、服务器缓存投毒、数字验证攻击、SSL连接阻断做相关的原理说明

NetworkSocket是一个以中间件(middleware)扩展通讯协议，以插件(plug)扩展服务器功能的支持SSL安全传输的通讯框架；目前支持http、websocket、fast、flex策略与silverlight策略协议。

Documentation for Zeek

A simple relay between WebSocket clients and TCP servers

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C++ TCP Library - NO LONGER MAINTAINED

A simple in memory cache written using go

Demonstrates a synflood DDOS attack with raw sockets (for Ubuntu and Debian-like distros)

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😎 🎉 Awesome list of IPv6 materials and resources

Secure TCP and HTTP tunnels that work anywhere

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Haskell-powered cross-platform transport-layer distributed reverse / forward proxy & tunneling solution – currently available for all TCP protocols (RDP, VNC, HTTP(S), SSH, ...).

a PHP client for statsd

WebLogic Honeypot is a low interaction honeypot to detect CVE-2017-10271 in the Oracle WebLogic Server component of Oracle Fusion Middleware. This is a Remote Code Execution vulnerability.

A handy systems and security-focused tool, Port Authority is a very fast Android port scanner. Port Authority also allows you to quickly discover hosts on your network and will display useful network information about your device and other hosts.

Easily and securely send things from one computer to another 🐊 📦

SAEA.Socket is a high-performance IOCP framework TCP based on dotnet standard 2.0; Src contains its application test scenarios, such as websocket,rpc, redis driver, MVC WebAPI, lightweight message server, ultra large file transmission, etc. SAEA.Socket是一个高性能IOCP框架的 TCP，基于dotnet standard 2.0；Src中含有其应用测试场景，例如websocket、rpc、redis驱动、MVC WebAPI、轻量级消息服务器、超大文件传输等

Sample FPS project using RiptideNetworking, and source code for the Riptide tutorials.

A simple VPN written in Go.

MQTTnet is a high performance .NET library for MQTT based communication. It provides a MQTT client and a MQTT server (broker). The implementation is based on the documentation from http://mqtt.org/.

整理阅读过的干货文章, 帖子

这是一个物联网设备通讯协议实现客户端，将会包括主流PLC通信读取、ModBus协议、Bacnet协议等常用工业通讯协议。本组件终身开源免费，采用最宽松的MIT开源协议，您可以随意修改和商业使用（商业使用请做好评估和测试）。

A connection-oriented persistent message queue framework based on TCP or SHM(shared memory)

Minimal IPv6 library for Ethernet controllers on Arduino

Layer 4 load balancer with dynamic configuration loading

A Swift Multiplatform Single-threaded Non-blocking Web and Networking Framework