Unraid Alternatives 2026: 5 Free Options
Unraid alternatives: TrueNAS Community Edition, OpenMediaVault, CasaOS, Proxmox VE and 1 more. Prices and licenses checked October 22, 2026.
•3 min read•DevOps & Virtualization
Verdict:Leave Unraid if you need a free system or want to avoid paying for a licence. Unraid is proprietary, and its pricing page lists a one-time Starter licence from $49 with six storage devices and one year of updates, Unleashed at $109 for unlimited devices and Lifetime at $249, all one-time. A 30-day free trial needs no credit card. The alternatives are free but solve a different job. TrueNAS is open source and built around ZFS, which suits people who put data integrity ahead of flexible disk sizes. OpenMediaVault is a light Debian-based file server that is easy to run on old hardware. CasaOS gives you an app launcher for self-hosted services on a home server. Proxmox VE is the choice when you run many VMs and want clustering, and it does not replace a disk array by itself. XigmaNAS suits people who want a BSD base. The trade-off is that Unraid mixes disk sizes in one array and lets you add disks later, a feature the free systems handle less easily. Test your disks and Docker workloads on a spare machine before you move your data.
Quick comparison
| Tool | Price | Platforms | Best for | Tested |
|---|---|---|---|---|
| TrueNAS Community Edition | Free (Software is a free download; paid support and appliances are the Enterprise edition) | Any x86 system | Storage-first home labs | Docs only |
| OpenMediaVault | Free (Free open source software) | Debian Linux | Simple file sharing on spare hardware | Docs only |
| CasaOS | Free (Free and open source) | Ubuntu, Debian, Raspberry Pi OS, CentOS | Users who want an app store on a home server | Docs only |
| Proxmox VE | Free (software is free; subscriptions add the enterprise repository and support); paid from EUR 120 per CPU socket/year (Community subscription) | Self-hosted (bare metal) | Home labs that run many VMs | Docs only |
| XigmaNAS | Free (Free open source software) | FreeBSD-based, x86 | Users who want a BSD-based NAS | Docs only |
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Good fit if
- You want free ZFS storage and data integrity first (TrueNAS Community Edition is the pick)
- You want a light file server on old hardware (OpenMediaVault is the pick)
- You run many VMs and want clustering (Proxmox VE is the pick)
Not ideal if
- You rely on Unraid features or integrations that these tools do not replicate
Unraid today: Paid from $49 per one-time, Starter (6 storage devices, 1 year of updates) (Unraid pricing, checked 2026-10-22).
Why people look for Unraid alternatives
Unraid is a paid license with no permanent free tier, only a 30-day trial. Starter costs $49 and covers 6 storage devices; more than that requires Unleashed at $109 (unlimited devices) or Lifetime at $249. Starter and Unleashed include one year of updates. After that you keep running your version, but new releases need a $36 per year extension, and the oldest supported minor version stops receiving security patches once a newer one becomes public. Lifetime avoids the extension fee.
TrueNAS Community Edition
Compared with Unraid: Open-source NAS storage operating system based on ZFS. You gain free ZFS storage and a built-in storage focus. You lose Unraid's flexible mixed-disk pools and its per-disk parity layout.
Price: Free (Software is a free download; paid support and appliances are the Enterprise edition) (TrueNAS Community Edition pricing, checked 2026-10-22).
Platforms and license: Any x86 system. Open core (WebUI GPL-3.0, middleware LGPL-3.0) (open source).
Project activity: 543 GitHub stars · last commit Oct 27, 2026
Best for: Storage-first home labs.
OpenMediaVault
Compared with Unraid: GPL-licensed NAS operating system based on Debian. You gain a free, lightweight file server with a web UI. You lose Unraid's Docker and VM app store, so plan for more manual setup.
Price: Free (Free open source software) (OpenMediaVault pricing, checked 2026-10-22).
Platforms and license: Debian Linux. GPL-3.0 (open source).
Project activity: 7k GitHub stars · last commit Oct 27, 2026
Best for: Simple file sharing on spare hardware.
CasaOS
Compared with Unraid: Open-source home server dashboard for installing self-hosted apps. You gain a free app launcher for containers. You lose storage pooling depth and the parity array Unraid uses.
Price: Free (Free and open source) (CasaOS pricing, checked 2026-10-22).
Platforms and license: Ubuntu, Debian, Raspberry Pi OS, CentOS. Apache-2.0 (open source).
Project activity: 37.4k GitHub stars · latest release v0.4.15 (Dec 19, 2024) · last commit Sep 28, 2026
Best for: Users who want an app store on a home server.
Worth knowing: Docker-based personal cloud with app store; the site notes CasaOS has been upgraded to ZimaOS. Runs on amd64, armv7 and arm64.
Proxmox VE
Compared with Unraid: Open-source virtualization platform for VMs and containers. You gain free clustering and a full hypervisor. You lose the Unraid-style disk array, so add storage separately.
Price: Free (software is free; subscriptions add the enterprise repository and support); paid from EUR 120 per CPU socket/year (Community subscription) (Proxmox VE pricing, checked 2026-10-22).
Platforms and license: Self-hosted (bare metal). AGPL-3.0+ (open source).
Project activity: 108 GitHub stars · last commit Oct 23, 2026
Best for: Home labs that run many VMs.
Worth knowing: Other tiers per socket per year: Basic EUR 370, Standard EUR 550, Premium EUR 1,100.
XigmaNAS
Compared with Unraid: Open-source NAS based on FreeBSD. You gain a free storage system with ZFS-style services. You lose the Unraid-style app and container ecosystem.
Price: Free (Free open source software) (XigmaNAS pricing, checked 2026-10-22).
Platforms and license: FreeBSD-based, x86. BSD-2-Clause (open source).
Project activity: 2 GitHub stars · No commits since Jul 5, 2024
Best for: Users who want a BSD-based NAS.
Worth knowing: FreeBSD-based NAS with ZFS; the site does not mention pricing.
Which one to pick
- You want free ZFS storage and data integrity first: TrueNAS Community Edition
- You want a light file server on old hardware: OpenMediaVault
- You run many VMs and want clustering: Proxmox VE
Limits of this review
Docs-only for TrueNAS Community Edition, OpenMediaVault, CasaOS, Proxmox VE, XigmaNAS: we did not install or run them, so feature claims come from vendor pages and we did not test import from Unraid. Vendor prices and free limits change; confirm on the linked pricing page before you buy or migrate.
Related guides
More in DevOps & Virtualization
All DevOps & Virtualization alternatives →Sources
- Unraid pricing
- Unraid (more detail)
- TrueNAS Community Edition pricing
- TrueNAS Community Edition license
- TrueNAS Community Edition (more detail)
- TrueNAS Community Edition (more detail)
- OpenMediaVault pricing
- OpenMediaVault license
- CasaOS pricing
- CasaOS license
- CasaOS GitHub repository
- Proxmox VE pricing
- Proxmox VE license
- Proxmox VE (more detail)
- Proxmox VE GitHub repository
- XigmaNAS pricing
- XigmaNAS license
- XigmaNAS GitHub repository
Kevin Fan
Kevin Fan is a SaaS founder. He runs Free Instead Of, which tracks free and open-source alternatives to paid software and checks each price and free-plan limit against the vendor's own pages.
Methodology
Based on official pricing and product pages checked 2026-10-22: Unraid, TrueNAS Community Edition, OpenMediaVault, CasaOS, Proxmox VE, XigmaNAS. Prices, free limits and licenses are the figures shown on those pages on those dates. No tool on this page was installed or run. No accounts were created.