Unraid
Unraid (Lime Technology, Inc.) develops Unraid OS, a Linux-based NAS operating system that lets users mix drives of any size, run Docker containers, and host VMs on a single server. It sells tiered perpetual licenses (from $49) plus paid support, distributed direct-to-consumer and through OEM hardware partners to a 500,000+ user community across 150+ countries.
- Company typePrivate
- Founded2005
- HeadquartersAnaheim, United States
- Headcount1–10
- GTM typeB2C
- OfferingSoftware
What Unraid does
Unraid is a privately held software company (legal entity Lime Technology, Inc., headquartered in San Diego, CA) that develops Unraid OS, a Linux-based network-attached storage operating system first created in 2005 by founder Tom Mortensen. The core technical differentiator is a proprietary storage architecture that allows users to combine hard drives of any size, brand, or type into a unified array protected by optional parity drives — avoiding the identical-drive requirement of traditional RAID. Unraid OS bundles three primary capabilities in a single web-managed platform: (1) mixed-drive array storage with ZFS pool support, (2) native Docker container management via a curated Community Apps marketplace, and (3) KVM-based virtual machine hosting with GPU passthrough. Version 7.3.0 (May 2026) added internal NVMe/SSD/eMMC boot with ZFS-mirrored boot pools, eliminating the historical USB-flash boot requirement.
Unraid monetizes through a tiered perpetual software license model (Basic, Plus, Pro, Starter, Unleashed, Lifetime) priced from $49, with annual update license renewals creating a recurring revenue layer after the first year of included updates. Supplemental revenue comes from paid 1-on-1 support sessions at $150/hour and an affiliate/ambassador program paying 10% commissions. Distribution is primarily product-led via direct download and a 30-day free trial from unraid.net, with no credit card required at trial start. Distribution has expanded to OEM partnerships with LincPlus (LincStation NAS family) and 45HomeLab (Signature Series X15 prebuilt server launched March 2026 at $2,999 with bundled Lifetime license). Regional sales partners cover China (Apex Studio) and Korea (Ray Ryu).
The user base is dominated by individual homelab enthusiasts and prosumer self-hosters across 150+ countries (claim of 500,000+ users), with a long tail of small business and a small number of named enterprise customers (Durandal for CUI data integrity; IAM Systems as managed-services partner for IAMHOME). The company claims 97% CSAT and NPS above 45 in its support organization. Unraid is bootstrapped and profitable with no external funding, governed by a small core team with family-led leadership (Tiffany Jones transitioned from Co-CEO to full CEO in 2026, succeeding her father). Marketing and community-building are predominantly community-led via forums, Discord, Reddit, YouTube, the Uncast Show podcast, and a network of independent content creators.
Unraid firmographics
Firmographics- Name
- Unraid
- Legal name
- Lime Technology, Inc.
- Website
- https://unraid.net
- Company type
- Private
- Founded year
- 2005
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Unraid (Lime Technology, Inc.) develops Unraid OS, a Linux-based NAS operating system that lets users mix drives of any size, run Docker containers, and host VMs on a single server. It sells tiered perpetual licenses (from $49) plus paid support, distributed direct-to-consumer and through OEM hardware partners to a 500,000+ user community across 150+ countries.
- Ownership category
- akta.pro rank
Unraid industry classification
Industry- Product category
- Network-Attached Storage Operating System
- NAICS
- Computer Systems Design and Related Services (5415), Other Computer Related Services (541519)
- SIC
- Services-Prepackaged Software (7372), Services-Computer Integrated Systems Design (7373)
- akta.pro primary industry
- Storage Virtualization & Software-Defined Storage (SDS) (HDABAEAF)
- akta.pro secondary industries
- Hyperconverged & Software-Defined Storage Appliances (HCI/SDS Hardware) (HDACACAJ), NAS Storage Systems (HDABAEAB)
Keywords
Where Unraid is headquartered
LocationHeadquarters
- HQ city
- Anaheim
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Unraid business model
Business model- GTM type
- B2C
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure
Revenue model
- Software Licenses: Unraid sells perpetual software licenses (one-time purchase) at tiered price points: Basic/Plus/Pro (Plus and Pro include annual update licenses for one year). Users can also renew annual update licenses for ongoing OS updates. Pricing tiers start at $49 for the entry-level license.
- Annual Update Subscriptions: After the first year of free updates included with license purchase, users can renew their Update License annually to continue receiving OS updates, security patches, and new features. Update renewal pricing matches current license pricing.
- Paid 1-on-1 Support Sessions: Unraid offers paid technical support sessions at $150/hour. Sessions cover initial setup, hardware selection, configuration, VM/Docker troubleshooting, and system diagnostics. These sessions are conducted remotely with Unraid support experts.
- Affiliate / Ambassador Program: Unraid operates an affiliate program where community ambassadors earn 10% commission on referred sales. This drives revenue through word-of-mouth and content creator partnerships.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Multi-year contract | Entry-level Unraid license for basic home server use |
| One time/ perpetual license | Multi-year contract | Lifetime license with perpetual updates |
| Unit Pricing | Pay-as-you-go | Personalized 1-on-1 technical support sessions |
| Unit Pricing | One time/ perpetual license | Prebuilt server (45HomeLab X15) with bundled Lifetime Unraid license |
Go-to-market motion4 records
Distribution channels5 records
Marketing channels8 records
Unraid product offering
Product offeringCore offering
Unraid OS is a Linux-based operating system for self-hosted servers and network-attached storage that allows users to combine hard drives of any size, brand, or type into a single flexible storage pool with optional parity protection, unlike traditional RAID. The platform unifies NAS storage, native Docker container management, KVM-based virtual machines with GPU passthrough, ZFS pool support, SSD cache pools, and a web-based management GUI on standard x86 hardware. The core software is sold as tiered perpetual licenses (Basic, Plus, Pro, Starter, Unleashed, and Lifetime) starting at $49, with annual update subscriptions, paid expert support, and OEM pre-installed hardware as additional revenue channels.
Product overview
Unraid is a unified platform consisting primarily of Unraid OS, a specialized NAS operating system that enables users to mix and match drives of different sizes and brands into flexible storage arrays. The core OS is complemented by a plugin ecosystem (Community Apps) for extending functionality, virtual machine support for running Windows/Linux, and Docker container management. The company offers tiered software licensing (Basic, Plus, Pro, Starter, Unleashed, and Lifetime) starting at $49, plus optional paid support services. Unraid has partnered with 45HomeLab to offer prebuilt servers (X15 and upcoming X4) that come with lifetime licenses. The Uncast Show serves as the company's official content platform. Unraid's pricing starts at $49 for the Basic license, with a free 30-day trial available.
Differentiator
Problem solved
Functional benefit
Products and services
- Unraid OS A Linux-based operating system for self-hosted servers and network-attached storage that enables users to mix and match hard drives of any size, brand, or type into a unified array with optional parity protection. Supports Docker container management, KVM-based virtual machines with GPU passthrough, ZFS pools, SSD cache pools, and is administered via a web-based GUI. Sold as tiered perpetual licenses (Basic, Plus, Pro, Starter, Unleashed, and Lifetime) starting at $49, with an optional annual update subscription after the first year.
- Unraid Paid Support One-on-one personalized technical support sessions with Unraid experts, available for initial setup, hardware selection, configuration, performance optimization, VM/Docker troubleshooting, and system diagnostics. Sessions are priced at $150 USD per hour and are conducted remotely. Targets both new trial users needing help converting to paid licenses and existing customers requiring hands-on assistance.
- X15 Prebuilt Server (45HomeLab x Unraid Signature Series) A 15-bay prebuilt server jointly engineered and validated by 45HomeLab and Unraid as the first product in the 45HomeLab x Unraid Signature Series. Ships with Unraid Lifetime license pre-installed (~$249 value bundled with hardware) and is targeted at users who want a turnkey Unraid-based server without self-building. Configuration includes Intel i7-14700 CPU, 16GB ECC DDR4 (upgradable to 128GB), dual 10GbE networking, LSI 9400 HBA, and 1TB NVMe boot drive.
Quantifiable outcome
- 97% customer satisfaction (CSAT) score and NPS above 45 reported for Unraid's support organization
- +3 more outcomes
Companies that use Unraid
Customer profileNamed customers4 records
Ideal customer profiles3 records
Unraid technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration10 records
AI capability4 records
Feature9 records
Unraid partnerships and signals
Strategic signalPartnerships
Ten partnerships are on record, tiered flagship, core, secondary and regional.
- 45HomeLabflagship45HomeLab and Unraid jointly engineer and validate the '45HomeLab >< Unraid Signature Series' prebuilt server lineup. The X15 (15-bay, Intel i7-14700, ECC memory, dual 10GbE, Lifetime Unraid license) is the first product from this partnership, with the X4 (4-bay) and additional units coming throughout 2026. Both companies have 20+ years in market and validate every component as a complete system.
- LincPlus (LincStation)coreLincPlus manufactures the LincStation NAS family (N1, N2, S1) — compact, powerful NAS systems for home labs and small businesses — with Unraid included out of the box. Available through Amazon and direct sales. Unraid is pre-installed on all units, providing a frictionless entry point for new users.
- IAM SystemscoreIAM Systems is a professional smart home automation company that partners with system integrators to deliver a managed home server ecosystem (IAMHOME) powered by Unraid. They target MSPs and system integrators who deploy Unraid-based smart home solutions for end clients.
- Spaceinvader OnecoreSpaceinvader One is a leading Unraid content creator covering home servers, Linux, pfSense, Windows and macOS. He hosts the Uncast Show podcast and serves as an official Unraid paid support expert. His content drives significant organic awareness and user adoption.
- SPX LabssecondarySPX Labs explores, deploys, and tests hardware and software in a home lab environment. They host the Unraid Monthly Digest and produce tutorials and reviews that drive community engagement and awareness.
- IbracorpsecondaryIbracorp produces tech tutorials, insights, and innovations aimed at empowering viewers with self-hosted knowledge. Their Unraid content covers installation, configuration, and advanced use cases.
- NASComparessecondaryNASCompares provides free advice on data storage solutions, including Unraid. They help potential customers evaluate whether Unraid is the right solution for their storage needs.
- Apex StudioregionalApex Studio is a technology workshop initiated by Anpple, gathering technical enthusiasts to support Unraid users in China. They serve as the primary sales and community representative for Chinese Unraid users.
- Ray Ryu (류형석)regionalRay Ryu serves as Sales and Community Representative for Korean Unraid users, providing localized support and sales engagement for the Korean market.
- TailscalecoreTailscale provides zero-configuration VPN remote access for Unraid servers, built on WireGuard. Tailscale is deeply integrated into Unraid 7 — it can be installed directly from the Unraid GUI and automatically integrates with most community Docker images. Enables remote access to the WebUI, VMs, and Docker containers without port forwarding or static IPs.
Scale indicators5 records
Recent moves6 records
Expansion highlights6 records
Unraid competitors and assessment
Company assessmentDirect peers
- TrueNAS (iXsystems): TrueNAS is the most direct competitor to Unraid — a NAS operating system (CORE and SCALE editions) offering ZFS-based storage, Docker/Kubernetes support, virtualization, and a web UI. Like Unraid, it targets homelab enthusiasts and small businesses, and competes head-to-head on storage flexibility and Docker ecosystem.
- OpenMediaVault: OpenMediaVault is an open-source NAS operating system based on Debian, offering storage management, Docker support, and a web interface. Like Unraid, it targets homelab enthusiasts and serves as a free alternative for users evaluating Unraid's paid license.
- XigmaNAS (formerly NAS4Free): XigmaNAS is a free open-source NAS OS derived from FreeBSD, supporting ZFS, Docker, and web-based management. It serves the same self-hosted NAS audience as Unraid and competes on similar use cases including media servers and home storage.
Broad incumbents
- Synology: Synology is the dominant proprietary NAS vendor with its DSM operating system running on integrated hardware. It serves the same homelab/SMB NAS use cases as Unraid, with broader market reach, bundled hardware-software sales, and a larger app ecosystem (Container Manager, Virtual Machine Manager).
- QNAP: QNAP is a major proprietary NAS vendor offering QTS/QuTS hero operating systems on bundled hardware, competing directly with Unraid's NAS + Docker + VM capabilities. It has a global presence and strong SMB/mid-market penetration, contrasting with Unraid's self-hosted software-only distribution.
- Asustor: Asustor is a NAS hardware vendor offering ADM operating system on integrated devices, targeting home and SMB users. It competes with Unraid in the same homelab and small-business NAS segment with bundled hardware-software offerings.
Emerging players
- Proxmox VE: Proxmox Virtual Environment is an open-source virtualization platform combining KVM and LXC containers with ZFS storage support. It overlaps with Unraid on VM and container management but is more enterprise-oriented and has a more complex interface, positioning it as adjacent rather than direct competition.
- CasaOS: CasaOS is a community-driven home cloud operating system providing Docker-based app management with an intuitive web UI. It targets the same self-hosting enthusiast segment as Unraid with a more modern, app-store-style experience, representing a future-focused competitor.
- Umbrel: Umbrel is a personal cloud OS initially focused on Bitcoin node hosting, now expanding into home server and Docker application management. It serves overlapping self-hosting audiences and competes for the same homelab mindshare, particularly with the local-AI use case.
- Rockstor: Rockstor is a Linux-based NAS OS built on openSUSE with Btrfs support, Docker container management, and a web UI. It targets the same self-hosted NAS use cases as Unraid with a focus on modern Linux technologies and SMB/home users.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
Unraid social profiles
Digital presenceUnraid compliance and trust
Trust signalCompliance2 records
Unraid financial estimates
Financial estimateRevenue estimate
Valuation estimate
Unraid leadership team
Management profileNumber of profiles
Profiles13 records
Unraid funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Unraid M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Unraid
What does Unraid do?
Unraid OS is a Linux-based operating system for self-hosted servers and network-attached storage that allows users to combine hard drives of any size, brand, or type into a single flexible storage pool with optional parity protection, unlike traditional RAID. The platform unifies NAS storage, native Docker container management, KVM-based virtual machines with GPU passthrough, ZFS pool support, SSD cache pools, and a web-based management GUI on standard x86 hardware. The core software is sold as tiered perpetual licenses (Basic, Plus, Pro, Starter, Unleashed, and Lifetime) starting at $49, with annual update subscriptions, paid expert support, and OEM pre-installed hardware as additional revenue channels.
Is Unraid a public or private company?
Unraid is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Unraid founded?
Unraid was founded in 2005. It employs 1 to 10 people.
Where is Unraid based?
Unraid is headquartered in Anaheim, United States, in the North America region.
How does Unraid make money?
Four revenue lines are on record. Software Licenses are the primary driver. The others are annual Update Subscriptions, paid 1-on-1 Support Sessions and affiliate / Ambassador Program.
Who are Unraid's main competitors?
Direct peers on record are TrueNAS (iXsystems), OpenMediaVault and XigmaNAS (formerly NAS4Free). Broad incumbents are Synology, QNAP and Asustor. Emerging players are Proxmox VE, CasaOS, Umbrel and Rockstor.
Does Unraid have an API?
Yes. Unraid offers an API platform for developers. The company has an API team led by Eli Bosley (Director, Product) and Pujit Mehrotra (Software Engineer on Cloud Team) who work on building and maintaining the Unraid API. The company has run API Bounties programs to incentivize development. The API is used for platform scalability, security, and seamless integration. Developer documentation is at docs.unraid.net.
What industry is Unraid in?
Unraid's product category is Network-Attached Storage Operating System. Its primary akta.pro industry code is HDABAEAF, Storage Virtualization & Software-Defined Storage (SDS), with a secondary code of HDACACAJ, Hyperconverged & Software-Defined Storage Appliances (HCI/SDS Hardware). Its NAICS code is 5415 and its SIC code is 7372.