# 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.

**4 device listed.**

## Arduino GIGA R1 WiFi

Arduino's most powerful board — dual-core STM32H747XI with Cortex-M7 at 480MHz + Cortex-M4 at 240MHz, 2MB flash, 1MB RAM, WiFi, Bluetooth, 76 GPIO, USB-A + USB-C, 3.5mm audio jack, camera connector, and CAN bus in Mega/Due form factor.

[Details](https://openhardware.directory/devices/arduino-giga-r1-wifi) | [Markdown](https://openhardware.directory/devices/arduino-giga-r1-wifi/md)

## Arduino Nicla Vision

Tiny 22.86mm AI vision module with STM32H747 dual-core Cortex-M7/M4, 2MP camera, WiFi/BLE, 6-axis IMU, microphone, and time-of-flight sensor — runs TinyML image recognition and OpenMV/MicroPython at the edge.

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

## Arduino Opta WiFi

Industrial micro PLC with STM32H747 dual-core Cortex-M7/M4, WiFi, BLE, Ethernet, 4\u00d72.3kW relays, Modbus TCP/RTU, hardware security, DIN rail mount, and IEC 61131-3 PLC programming — co-developed with Finder for real industrial automation.

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

## Arduino Opta Lite

Entry-level industrial micro PLC with STM32H747 dual-core Cortex-M7/M4, Ethernet, 4\u00d72.3kW relays, Modbus TCP, hardware security, DIN rail mount, and IEC 61131-3 PLC programming — the affordable path to Arduino-powered industrial control.

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