Download Unraid Server OS

Download and install the software to your server. Once the software is installed, you can either purchase the Registration Key of your choice or request a Trial Key. Registration requires a valid USB Flash GUID. See our Getting Started Guide for details on setting up Unraid Server OS.


To start your 30-Day Free Trial your server must have an internet connection. Begin by downloading the USB Creator. Your USB drive must contain a unique GUID (Globally Unique Identifier) and be a minimum 1GB in size and a maximum 32GB in size.

After opening the download, you can choose between running a stable or next release, customize your network configuration prior to booting, and opt for EFI booting if you prefer. This tool is an open source program digitally signed by Lime Technology, Inc.

Manual Installation

(Zip file download)