Wiznet makers

UCC

User Created Content

https://beta.esphome.io/changelog/2026.4.0/

ESPHome 2026.4.0 - April 2026

Grace_Koo
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A custom ESP32 + W5500 Ethernet gate-controller PCB that replaces a Pico/protoboard relay setup with a wired, OTA-updatable relay control board.

Ethernet Gate Controller PCB with ESP32, W5500, and Three Dry-Contact Relay Outputs

josephsr
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FarolDNS is an ESP32-based DNS forwarding proof of concept that relays local UDP DNS queries to an upstream DNS server, while W5500 support appears only as a co

ESP32 DNS Forwarder PoC with W5500 Configuration Trace

josephsr
  • 4

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An ESP32-based gateway that centralizes RS485/RS232 Modbus RTU access and exposes it through REST, WebSocket, web UI, and CLI.

Modbus RTU to REST API Gateway for ESP32 Ethernet Systems

josephsr
  • 5

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Driving the W5500 Straight from an FPGA — No MCU Required: An AD9226 High-Speed Data Acquisition System

ad9226_cyclone5_w5500

scott
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Avi-on Bluetooth Mesh 조명 제품을 Home Assistant/MQTT로 로컬 제어하는 ESPHome custom component

ESPHome Avi-on Mesh: Local Bluetooth Mesh Lighting Control with W5500 Ethernet Backhaul

sophia
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Pico Modbus는 WIZnet W6100-EVB-Pico2 보드에서 동작하는 Modbus TCP Server 프로젝트

Pico Modbus TCP Server

sophia
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Use the popular XiaoZhi AI in China on the W55MH32 chip using MicroPython and create your own personal AI assitant.

Personal AI assistant with W55MH32

Arnold
  • 18

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climate-czar

climate-czar

mason
  • 15

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RP2350 + W5500 + USB-NCM Reusable Snippets

RP2350 + W5500 + USB-NCM Reusable Snippets

viktor
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This is an embedded environmental control system that uses a Python Qt application to control a series of heaters and humidifiers with an 8051/W5500 combo

Environmental Monitoring & Control System

Sunny_
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Greenhouse management firmware for Waveshare RP2350-ETH-8DI-8RO boards, integrating W5500 Ethernet, MQTT, WebUI, sensors, and relay control.

OGMS — Open Greenhouse Management System (RP2350B)

matthew
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esp32-smallhd-tally-light

esp32-smallhd-tally-light

lawrence
  • 29

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A Pico prototype bridges two W5500 modules in MACRAW mode and applies simple VLAN tag logic.

Bifrost Dual W5500 VLAN Bridge for Raspberry Pi Pico

Benjamin
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Prebuilt NRC7394/W5500 bridge firmware assigns one AP and multiple STA nodes with static IPs and boot-time AP ping checks.

NRC7394 W5500 Bridge Firmware for Fixed Wi-Fi HaLow Node Deployment

josephsr
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A Vivado FPGA practice repository covering HDL basics, FSMs, SPI/UART/VGA interfaces, memory/IP blocks, and MicroBlaze-based AXI systems.

Vivado FPGA Learning Projects with SPI, UART, VGA, MicroBlaze, and W5500-Oriented Integration

josephsr
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ESP32-S3 Modbus-MQTT Bridge — KinCony RS485 relay controller to Home Assistant via MQTT. Dual-network, Digest Auth, auto-provisioning, OTA updates.

esp32-modbus-mqtt-bridge

Lihan__
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Real-time video transfer monitor for macOS with integrated tally light controller — SwiftUI + ESP32-S3 firmware

WriteWatch v2

Lihan__
  • 23

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V2X2MAP is an open-source receiver and live map for ITS-G5 / V2X traffic — the 5.9 GHz IEEE 802.11p messages that cars and roadside infrastructure broadcast to

v2x2map

lawrence
  • 33

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An Arduino Nano and W5500 create an MQTT-based 8-channel opto-isolated I/O controller with over 280 days of reported uptime.

How to Build a Reliable MQTT I/O Controller with W5500 and Arduino Nano for Home Assistant

jakelee
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W6300-EVB-Pico2-Library

W6300-EVB-Pico2-Library

jaden
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This project shows how an ESP32-S3 running CircuitPython can use the WIZnet W5500 Ethernet controller to implement a Telnet server.

How to Build a Telnet Server with W5500 on ESP32-S3 CircuitPython?

mark
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This project explores how an ESP32-S3 board running CircuitPython 10.1.3 can use a WIZnet W5500 Ethernet module as a wired network interface while still keeping

How to Initialize W5500 Ethernet with CircuitPython on ESP32-S3?

mark
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This project demonstrates how to use software SPI on the STC32G144K246 microcontroller to drive the WIZnet W5500 Ethernet controller as a TCP client.

How to Build a TCP Client with W5500 on STC32G144K246?

Arnold
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