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

Ethernet Example for RP2040

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

WebSockets for microcontrollers

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

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

Minimal IPv6 library for Ethernet controllers on Arduino

Embedded rust support for the Wiznet W5500 SPI internet offload chip

Add W5500 & W5100S Ethernet to Raspberry Pi Pico - CircuitPython

Simple Ethernet WebServer, HTTP/HTTPS Client wrapper library for ESP32_S2, S3 and C3 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

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

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

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

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

RTOS-based binding for W5500 and LwIp

Example of using SPI Ethernet module with esp8266

lwIP Example for RP2040

Azure IoT SDK Example for RP2040

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

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.