OpenMediaVault is the next generation network attached storage (NAS) solution based on Debian Linux. It contains services like SSH, (S)FTP, SMB/CIFS, DAAP media server, RSync, BitTorrent client and many more. It can be enhanced via plugins.
OpenMediaVault vs Windows Home Server opinions
Reliable and easy to use. Scope to expand the functionality easily. Well supported and with an active online community that is both friendly and helpful.
TrueNAS (formerly FreeNAS) is an operating system that can be installed on virtually any hardware platform to share data over a network. TrueNAS is the simplest way to create a centralized and easily accessible place for your data.
TrueNAS vs Windows Home Server opinions
Zentyal is a native Microsoft Active Directory implementation on Linux incorporating all the network services required in a small and medium business environment: Directory & Domain Server, Mail Server, Gateway and Infrastructure Server.
ClearOS is a family of operating systems for the enterprise, small business, and home. There are three editions to choose from depending on your needs and suitable to your abilities. They are: ClearOS Enterprise, ClearOS Home, and ClearOS Core.
Univention Corporate Server is a pre-configured platform to operate and manage server applications and complete IT infrastructures free of charge. It is optimal to provide Microsoft Server-like services on the cloud or on premises, to run and operate corporate IT environments...
Sophos UTM integrates complete security software within a single appliance. Choose only the protection you need when you need it. And deploy it on the platform that best fits your business: software, hardware or virtual appliance.This app doesn't have any features at the moment.
Greyhole is an application that uses Samba to create a storage pool of all your available hard drives (whatever their size, however they're connected), and allows you to create redundant copies of the files you store, in order to prevent data loss when part of your hardware...This app doesn't have any features at the moment.
A napp-it is a high-quality block- and filestorage on common and favourable server hardware from ex. DataOn, Dell, HP or SuperMicro paired with a solid server OS (preferable Omnios/ OI/ Solaris but now with ZFS and job/ snap management on Linux) with an easy online installer...