# 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.

**3 device listed.**

## Adafruit FLORA v3

Round, sewable Arduino-compatible wearable platform with ATmega32u4, native USB, NeoPixel, JST battery connector, and alligator-clip-friendly pads in a 45mm diameter form factor.

[Details](https://openhardware.directory/devices/adafruit-flora-v3) | [Markdown](https://openhardware.directory/devices/adafruit-flora-v3/md)

## Arduino Leonardo

Arduino board with ATmega32u4 featuring native USB — no separate USB chip needed — allowing it to emulate keyboards, mice, and joysticks while maintaining full Arduino IDE compatibility.

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

## Arduino Micro

Smallest official Arduino with native USB, based on ATmega32u4 at 16 MHz. Breadboard-friendly at 48×18mm with 20 I/O pins, 12 analog inputs, and USB HID/CDC emulation capability.

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