Wiznet makers

RP2040 + W5500: A LinuxCNC Spindle Closed-Loop Controller

s7comm-auditor-tool

https://github.com/Zibbp/oob-management

https://github.com/MateoFullP4/Qplex-perso

https://github.com/blip2/colonies

https://github.com/allexoK/ai-on-the-edge-cam-circuitpython-example

https://github.com/CytronVN/IRIV-IO-Controller-Modbus-IO-Expander-with-Web-UI

A cable-free, battery-powered stage lighting system that receives ETC Eos console commands over W5500 wired Ethernet and relays them via LoRa wireless.

bme280_logging

https://github.com/absmach/a0

Long An Flood Alert Station: Real-Time Water and Salinity Monitoring with ESP32 + W5500

STM32H750 + W5500 PLC TCP Server

LoRa Datalogger with W5500 Host: 무선 센서 데이터를 유선 Ethernet으로 수집하는 Edge Gateway

https://github.com/fallbotics/JMRITrainNode

https://github.com/akhgr1-design/Core

This hands-on review covers WIZnet’s W55MH32L-EVB, an all-in-one Ethernet MCU dev board with hardware TCP/IP offload engine. We test its full peripherals includ

STM32F103 firmware adds a W5500 SPI port, FreeRTOS tasks, and custom MQTT transport for wired OneNET sensor telemetry.

A STM32 firmware architecture workspace showing bootloader handoff, multi-image partitioning, and team-level binary isolation, with W5500 only partially prepare

An ESP32 Bruce firmware fork focused on reducing risky defaults, exposed credentials, unsafe remote access, and runtime attack surfaces.

rosserial

A complete IoT relay control solution featuring STM32 firmware with W5500, a Node.js TCP/HTTP server, and a web admin dashboard.

ESPHome 2026.6.0 update

A development kit based on the ESP32S3 N16R8 DEV KIT C1 for energy management systems (EMS) with support for various communication protocols and peripherals.

Custom W5500-based Modbus TCP client enables EM540 energy meter integration with Victron Cerbo GX and VenusOS.