Download Unraid OS

Download and install Unraid OS on your server. Once the software is installed, you can initiate a free 30-day Trial Key or purchase a license of your choice. Unraid Trials or license purchases require a valid USB Flash GUID.

See the Getting Started Guide for full details on Unraid OS setup.


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 OS releases, customize your network configuration, and opt for EFI booting prior to booting the OS.

This tool is an open source program digitally signed by Lime Technology, Inc.

Manual Installation