Juanfi is an open source system for coinslot integration for mikrotik hotspot

Ethernet/WiFi-enabled GNSS (GPS, BeiDou, GLONASS, Galileo) fed NTP/RDATE server based on ESP8266/ESP32 and Arduino

WebSockets for microcontrollers

An lwIP-based Ethernet library for Teensy 4.1 and other platforms

Control your Buderus Logamatic 2107 or HS-2105 with MQTT or Home Assistant

Controlling Jarolift(TM) TDEF shutters via ESP32 and CC1101 - MQTT - Home Assistant

Ethernet Example for RP2040

Minimal IPv6 library for Ethernet controllers on Arduino

A tool for network scanning and ARP spoofing using the Atmega32u4 and W5500

Ethernet Example for RP2040, RP2350

WIZnet TCP/IP chips (such as W5500/W5100..) SAL framework implement.

Embedded rust support for the Wiznet W5500 SPI internet offload chip

Simple Ethernet WebServer, HTTP/HTTPS Client wrapper library for ESP32 boards using W5500 with LwIP Ethernet library. The WebServer supports HTTP(S) GET and POST requests, provides argument parsing, handles one client at a time. It provides HTTP(S), MQTT(S) Client and supports WebServer serving from LittleFS/SPIFFS

Example of using SPI Ethernet module with esp8266

Connecting ESP32 to W5500 using micropython

an IoT Edge device equipped with ESP32, DHT22, and Ethernet W5500

Arduino Library for ESP32/S2/S3/C3 asynchronous MQTT client implementation. This library, ported to support ESP32/S2/S3/C3, WT32_ETH01 (ESP32 + LAN8720), ESP32 using LwIP ENC28J60, W5500, W6100 or LAN8720. Supporting TLS/SSL for MQTTS Client

RTOS-based binding for W5500 and LwIp

This is HTTPS/HTTP Server Library for ESP32, WT32_ETH01, ESP32 + LwIP W5500, ESP32 + LwIP W6100, ESP32 + LwIP ENC28J60. In the future, this library will support powerful-enough boards using LwIP WiFi/Ethernet, such as ESP8266, Portenta_H7, RP2040W, Teensy 4.1, etc.

FreeRTOS Example for RP2040

Add W5500 & W5100S Ethernet to Raspberry Pi Pico - CircuitPython

Arduino Internet Watchdog Device. It will check for Internet connectivity and if it is lost, it will restart your router and/or modem. Includes HTML interface for controlling, monitoring and getting recovery reports.

Home Assistant integration using ESPHome on a different ESP32 boards with W5500 ethernet and I²C bus

Misc. unofficial ESPHome components

lwIP Example for RP2040

Arduino stm32 example for W5x00 ethernet modules

Asynchronous HTTP and WebSocket Server Library for (ESP32 + LwIP W5500). Now supporting using CString to save heap to send very large data and with examples to demo how to use beginChunkedResponse() to send large html in chunks

Modbus TCP using W5500, based on STM32

ESP32 Wi-Fi, Ethernet, and 4G/LTE Network Router

STM32 library for interfacing with the WIZnet W5500 Ethernet controller. Enable seamless network connectivity with robust support for both static and dynamic IP configurations using DHCP.