#1 Open Source Unity Networking Library

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/.

测试当前网络的 NAT 类型（STUN）

SuperSocket is a high-performance, extensible socket server application framework for .NET. It provides a robust architecture for building custom network communication applications with support for multiple protocols including TCP, UDP, and WebSocket.

Open-Source Remote Administration Tool For Windows C# (RAT)

This is an IoT device communication protocol implementation client, which will include common industrial communication protocols such as mainstream PLC communication reading, ModBus protocol, and Bacnet protocol. This component is open source and free for life, using the most relaxed MIT open source agreement, you can modify and commercial use a…

NSmartProxy是一款开源的内网穿透工具。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.)

high performance dotnet core socket tcp communication components, support TLS, HTTP, HTTPS, WebSocket, RPC, Redis protocols, custom protocols and 1M connections problem solution

High performance, low level networking APIs for building custom servers and clients.

TouchSocket is an integrated .NET networking framework that includes modules for socket, TCP, UDP, SSL, named pipes, HTTP, WebSocket, RPC, and more. It offers a one-stop solution for TCP packet issues and enables quick implementation of custom data message parsing using protocol templates.

WatsonTcp is the easiest way to build TCP-based clients and servers in C#.

针对工业上位机的通讯测试工具类及实例。包含各类厂商的PLC协议及基础的TCP、串口通讯、IO口通讯等协议通讯功能的实现整合，努力完善中。

基于C#、WPF、Prism、MaterialDesign、HandyControl开发的通讯调试工具。支持Modbus Rtu调试、Mqtt调试、TCP调试、串口调试、UDP调试

Simple wrapper for TCP client and server in C# with SSL support

A Wrapper for socket.io-client-csharp to work with Unity.

A simple to use TCP and UDP networking library for .NET. Compatible with Unity.

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。

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…

Redirect any Windows TCP and UDP traffic to HTTP/Socks5 proxy

A high extensible hardware communication platform using C#