Download unRAID Server OS

Free Trial VersionunRAID Test Drive-italics-s

Unregistered unRAID Server OS operates in Trial mode:

  • Supports up to 3 managed devices (assigned to the array or cache)
  • Must have a minimum of 1 data disk assigned

Download the Latest Version

Please read Getting Started, which covers the USB Flash device preparation as well as installing unRAID on your server. (Note: unRAID Server OS boots from a 128MB or larger USB Flash storage device.)

Version 6.0 – Beta

Created Download MD5 Checksum
2015-04-17 08760e9a1fce3f70d9de67e67210ee7f Changes

If you require a previous release, please send a request to

Version 5.x – Stable

Created Download MD5 Checksum
2014-10-18 a16ae18423e977667efb877289b3c0ca Changes
2014-01-17 04f74f27fe685cefa28fa17d41be13fc Changes

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