# 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.**

## HestiaPi ONE (Silent)

Open-source smart thermostat based on Raspberry Pi Zero W with 3.5\" touchscreen, BME280 sensor, and silent solid-state relays. Fully local control with no cloud dependency, MQTT support, and Home Assistant compatibility.

[Details](https://openhardware.directory/devices/hestiapi-one-silent) | [Markdown](https://openhardware.directory/devices/hestiapi-one-silent/md)

## Khadas VIM1

Compact single-board computer powered by the Amlogic S905X quad-core SoC with 2GB DDR4 RAM, Wi-Fi, Bluetooth, and Gigabit Ethernet — supported by Armbian.

[Details](https://openhardware.directory/devices/khadas-vim1) | [Markdown](https://openhardware.directory/devices/khadas-vim1/md)

## Raspberry Pi Zero W

Ultra-compact single-board computer with BCM2835 ARM11 at 1 GHz, 512MB RAM, built-in 802.11b/g/n WiFi (BCM43143), Bluetooth 4.1 LE, mini HDMI, microSD, camera connector, and 40-pin GPIO header in a 65mm × 30mm footprint.

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