OpenMediaVault
Open Source
OpenMediaVault (OMV) is a free Linux distribution designed for network-attached storage (NAS).
unRAID Server
Commercial
unRAID Server is a partition management software.
Amahi Home Server
Open Source
Amahi Home Server is a free and open-source home server software that's based on Fedora Linux.
Compare FreeNAS with alternatives
Compare OpenMediaVault and FreeNAS and decide which is most suitable for you.
Compare Amahi Home Server and FreeNAS and decide which is most suitable for you.
Compare unRAID Server and FreeNAS and decide which is most suitable for you.