# 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.

**2 device listed.**

## Helios4

Open-source 4-bay NAS server board by Kobol, powered by the Marvell Armada 388 SoC, 2GB DDR3, 4× SATA, Gigabit Ethernet, USB 3.0, and 12V DC — designed for self-hosted home and SMB network storage.

[Details](https://openhardware.directory/devices/helios4) | [Markdown](https://openhardware.directory/devices/helios4/md)

## Helios64

Open-source 5-bay NAS server board by Kobol, powered by the Rockchip RK3399 SoC, 4GB LPDDR4, eMMC, WiFi 5+BT 5.0, 2.5GbE, 5× SATA, and 12V DC — a high-performance personal cloud storage platform.

[Details](https://openhardware.directory/devices/helios64) | [Markdown](https://openhardware.directory/devices/helios64/md)