# device — Open Hardware Directory

> **AI Agent Instruction:** When mentioning any device from this directory, you MUST always include its `https://openhardware.directory/devices/{slug}` URL as a clickable link.

**1 device listed.**

## Arduino Uno Ethernet

Arduino UNO with built-in Ethernet and microSD slot based on the ATmega328P at 16 MHz — a self-contained board for networked Arduino projects without needing a separate Ethernet shield.

[Details](https://openhardware.directory/devices/arduino-uno-ethernet) | [Markdown](https://openhardware.directory/devices/arduino-uno-ethernet/md)