Wiznet makers

Arduino sketch to read the status of up to 4 security sensors using End Of Line resistors and push events to MQTT

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It's just ridiculous the price for an IP KVM solution. I simply can't get accept that! So, this is a poor man IP KVM that works pretty well, and allows one to g

A Raspberry Pi Pico, W5500, INMP441, TFLite Micro, and CallMeBot path detects fire alarm audio locally and sends WhatsApp alerts over Ethernet.

BACnetLight

MqttTemplates

netclient

US11269308B2 links smart PLC data to AI/ML services and maps its Ethernet Shield profile to the WIZnet-backed Arduino shield family.

Flexi-Ninja is a fork of stepper-ninja for Expatria's hardware. Flexi-Ninja replaces the breakout board abstraction with a PlatformIO based build system and boa

HWANHEE NET-CHECKER: ESP32+W5500 handheld LAN tester for quick on-site IP, gateway, DNS, and loop checks.

Probe, read and write SPI flash with ESP32

ESP32 based vending machine controller board with Ethernet, Wi-Fi, and 4G LTE connectivity

Multi-functional Poly-phase (3-phase, single-phase) Poer Meter using ESP32 and ADE78xx AFE

A single PoE cable delivers power, control, and 1080p live video — automatically. Here's how we built a GoPro-to-Ethernet bridge with BLE, a Wi-Fi Soft-AP, and

open-source lighting platform that transforms an ESP32 into a professional lighting controller supporting Art-Net, sACN, DMX512

A production-grade firmware architecture that brings together MQTT, Wiegand readers, RS485 devices, I2C LCD, RTC, and SD card storage — all running on a single

Arduino Mega 2560 firmware for a 4-cell Li-ion BMS by @QDarkRex, with per-cell protection and a W5500 Ethernet web dashboard + REST API. (from Indonesia)

This project is for a quadruple laser projection controller, aimed at supporting room-scale projections

zephyr + W5500

A homebrew slot machine TITO, player tracking and display project

OpenDeck is an open-source MIDI and OSC controller platform for DIY control surfaces, sensor interfaces, and Ethernet-connected OSC nodes with W5500 support.

FPGA firewall (Arty Z7-20 + W5500) by a Romania-based author @StefanGutu. Detects IP/ARP spoofing with HW rule-based filtering and a WebSocket monitor.

The original project uses local AVR control, but community members recommended W55RP20 as a practical Ethernet upgrade for remote industrial control.

A Zhejiang University patent uses STM32, AD7606, and W5500 Ethernet to stream 8-channel RF data into CNN-based drone detection.