# 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.

**6 device listed.**

## TimeHAT I226 NIC with PPS In/Out for RPi5

Open-source Raspberry Pi 5 PCIe HAT with Intel I226 2.5G Ethernet NIC, dual SMA connectors for 1PPS input/output, built-in TCXO, and M.2 slot for GNSS modules. Ideal for PTP grandmaster clocks.

[Details](https://openhardware.directory/devices/timehat-i226) | [Markdown](https://openhardware.directory/devices/timehat-i226/md)

## DFRobot W5500 Ethernet PoE Board

Arduino Leonardo-compatible IoT board with WIZnet W5500 hardwired TCP/IP Ethernet (10/100Mbps), 802.3af PoE power input, ATmega32u4 MCU, 20 digital I/O pins, and 6 analog inputs for wired IoT applications.

[Details](https://openhardware.directory/devices/dfrobot-w5500-ethernet-poe) | [Markdown](https://openhardware.directory/devices/dfrobot-w5500-ethernet-poe/md)

## DFRobot Xboard Relay

Ethernet-controlled dual-relay board with ATmega32u4, WIZnet W5100 Ethernet, XBee socket, and two 10A relays for remote switching of AC/DC loads via web or MQTT, ideal for home automation.

[Details](https://openhardware.directory/devices/dfrobot-xboard-relay) | [Markdown](https://openhardware.directory/devices/dfrobot-xboard-relay/md)

## FriendlyElec NanoPC-T6 LTS

Rockchip RK3588 SBC with dual 2.5GbE, dual HDMI output + HDMI input, M.2 NVMe, and a 40-pin GPIO header — the long-term-support variant of FriendlyElec's flagship single-board computer.

[Details](https://openhardware.directory/devices/friendlyelec-nanopc-t6-lts) | [Markdown](https://openhardware.directory/devices/friendlyelec-nanopc-t6-lts/md)

## Netduino Plus

The Netduino Plus is an open-source .NET Micro Framework microcontroller board with built-in Ethernet, Arduino-compatible pinout, and microSD slot — enabling C# development for connected embedded projects.

[Details](https://openhardware.directory/devices/netduino-plus) | [Markdown](https://openhardware.directory/devices/netduino-plus/md)

## Raspberry Pi 1 Model B

The Raspberry Pi 1 Model B is the original production Raspberry Pi single-board computer, featuring a Broadcom BCM2835 ARM1176JZF-S at 700MHz, 512MB RAM, 100Mbps Ethernet, 2 USB 2.0 ports, HDMI, 26-pin GPIO header, and an SD card slot — the board that launched the modern SBC revolution.

[Details](https://openhardware.directory/devices/raspberry-pi-1-model-b) | [Markdown](https://openhardware.directory/devices/raspberry-pi-1-model-b/md)