# 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.**

## Raspberry Pi Pico W

Wireless microcontroller board featuring the RP2040 dual-core Cortex-M0+ processor with built-in WiFi 4 and Bluetooth 5.2 (BLE). Supports MicroPython, CircuitPython, and C/C++ development.

[Details](https://openhardware.directory/devices/raspberry-pi-pico-w) | [Markdown](https://openhardware.directory/devices/raspberry-pi-pico-w/md)

## Waveshare RP2040-Zero

Ultra-compact RP2040 microcontroller board in a tiny form factor. Features dual-core Cortex-M0+ at 133 MHz, USB-C, onboard WS2812 RGB LED, and castellated pads. Raspberry Pi Pico compatible.

[Details](https://openhardware.directory/devices/rp2040-zero) | [Markdown](https://openhardware.directory/devices/rp2040-zero/md)

## Blue Pill STM32F103C8T6

Popular low-cost development board based on the STM32F103C8T6 ARM Cortex-M3 microcontroller running at 72 MHz. Features 64 KB flash, 20 KB SRAM, and extensive peripheral support for embedded development.

[Details](https://openhardware.directory/devices/blue-pill-stm32) | [Markdown](https://openhardware.directory/devices/blue-pill-stm32/md)

## Milk-V Mars

Credit card-sized RISC-V SBC with quad-core StarFive JH7110 @ 1.5GHz, up to 8GB LPDDR4, Gigabit Ethernet with PoE, 40-pin GPIO, 4K HDMI. Raspberry Pi form factor.

[Details](https://openhardware.directory/devices/milk-v-mars) | [Markdown](https://openhardware.directory/devices/milk-v-mars/md)

## Milk-V Duo

Ultra-compact RISC-V dev board with dual-core CV1800B SoC, 64MB RAM, 0.5 TOPS TPU, running Linux and RTOS simultaneously. Just 21x51mm, starting at $5.

[Details](https://openhardware.directory/devices/milk-v-duo) | [Markdown](https://openhardware.directory/devices/milk-v-duo/md)

## Milk-V Meles

RISC-V SBC with quad-core T-Head TH1520 @ 1.85GHz, up to 16GB LPDDR4X, 4 TOPS NPU, WiFi 5/BT 5.2, 4K HDMI, Vulkan GPU. Credit card-sized form factor.

[Details](https://openhardware.directory/devices/milk-v-meles) | [Markdown](https://openhardware.directory/devices/milk-v-meles/md)