MarvinDrude/Beskar.Networking

Efficient reliable UDP unicast, UDP multicast, and IPC message transport - .NET port of Aeron

SAEA.Socket is a zero-copy, high-performance sockets network framework built on IOCP and targeting .NET Standard 2.0. The source code (Src) includes demo use cases such as P2P, SOCKS5, WebSocket client and server, message queue, RPC, Redis driver, HTTP server, MQTT, MVC, DNS, message server, and more.

Ultra fast and low latency asynchronous socket server & client C# .NET Core library with support TCP, SSL, UDP, HTTP, HTTPS, WebSocket protocols and 10K connections problem solution

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/.

Specialized .NET Streams and pipes for full duplex in-proc communication, web sockets, and multiplexing

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#.

Next generation API for .NET

Spectacular C# MQTT and Sparkplug Clients for .NET