NAS Operating Systems

CasaOS

An elegant open-source NAS system built on Docker ecosystem. Features a clean interface, one-click app installations without command line, perfect for beginners setting up home media centers and private clouds. Supports both Raspberry Pi and x86 devices with an active community.

Feiniu Private Cloud

A free Chinese NAS system based on Debian. Its biggest advantage is that you can install it on any spare computer. Comes with one-click installation of popular apps like Jellyfin and QBittorrent. Very beginner-friendly with well-designed photo and media features that automatically organize movie posters and subtitles. Actively maintained and perfect for NAS beginners who don't want to spend much.

LazyCat Micro Service

A unique product that is both a NAS and higher than a general NAS. Full platform support for data security, private AI model, and built-in domain name. Comes with a series of lazy cat software, lazy cat network disk, perfect replacement for坚果云. Various docker tools can be installed with one click ...

Proxmox VE

Open-source enterprise virtualization platform for building home datacenters. Supports KVM VMs and LXC containers, ideal for learning virtualization.

QNAP

Comprehensive NAS solution with storage, multimedia, and virtualization features. Supports AI recognition, transcoding, and remote work capabilities.

Raspberry Pi

The official Raspberry Pi OS, perfect for DIY NAS builds. Based on Debian, it's super stable with low resource usage and rich community resources. While requiring some Linux knowledge, it offers unmatched flexibility for customization at an excellent price-performance ratio.

Synology

User-friendly NAS system with rich app ecosystem for personal cloud, photo backup, home theater, and remote access. Perfect for home data management.

TerraMaster

Cost-effective NAS devices offering reliable storage, media, and backup features. Ideal for users seeking essential NAS functions on a budget.

TrueNAS

The most popular enterprise-grade open-source NAS system, built on OpenZFS for exceptional security and reliability. Offers both free Community and Enterprise editions, supports file, block, and object storage with built-in Docker management. Perfect for professional users needing critical data storage, backup, and high availability. Used by over 60% of Fortune 500 companies.

UGREEN NAS

UGREEN's NAS product line offers ready-to-use private cloud solutions. Their UGOS system is well-designed, especially for media management with automatic movie info scraping, subtitle handling, and 4K transcoding. Very beginner-friendly with a clean app interface that manages everything. Hardware options range from entry-level to pro, perfect for users who want stability without the hassle.

Umbrel

An open-source home server OS focused on personal sovereignty and privacy. Beyond media services, it supports Bitcoin nodes and Lightning Network. Beautiful interface makes self-hosting super easy, perfect for users interested in both data privacy and cryptocurrency.

Unraid

Versatile home server OS for running NAS, Docker containers, and VMs. User-friendly interface suitable for beginners with diverse use cases.

ZimaSpace

Personal cloud solutions for tech enthusiasts, pros, and creators. Zima products redefine media management and self-hosting with a fresh approach.