RT-Thread is an open source IoT Real-Time Operating System (RTOS). https://rt-thread.github.io/rt-thread/

🔥 比libevent/libuv/asio更易用的网络库。A c/c++ network library for developing TCP/UDP/SSL/HTTP/WebSocket/MQTT client/server.

Gear-Lib, C library for IOT Embedded Multimedia and Network

darknet深度学习框架源码分析：详细中文注释，涵盖框架原理与实现语法分析

Open-source Modbus TCP to Modbus RTU (RS-232/485) gateway.

CDNET Protocol and CDBUS / CDNET C Library (The library is MCU-oriented.)

Tools and notes how to use the Cortex-M0 MCU core on the Rockchip rk3506