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.




Openfiler is described as 'Network storage operating system, fronted by a web based management user interface. Any industry standard x86 or x86/64 server can be converted into a powerful multi-protocol network storage appliance, replete with an intuitive browser-based management interface' and is a NAS system in the network & admin category. There are nine alternatives to Openfiler for Linux, Self-Hosted, BSD and OpenIndiana. The best Openfiler alternative is TrueNAS, which is both free and Open Source. Other great apps like Openfiler are openmediavault, Unraid, XigmaNAS and Rockstor.
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.




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.




Flexible operating system combining storage management with support for mixed drive sizes, Docker containers, virtual machines, hardware and GPU passthrough, browser-based interface, file protocols, scalable expansion, integrated parity, and monitoring features.



XigmaNAS (formerly NAS4Free) is an embedded Open Source Storage NAS (Network-Attached Storage) distribution based on FreeBSD. This project is a continuation of TrueNAS 7 series project.




The Amahi Home Server is designed for home and small office environments where the technical support staff do not want the job!



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...
What is EON? Embedded Operating system/Networking is a small operating system, built on Solaris, designed to store any amount of digital data on Intel/AMD (x86) hardware, using the amazing, enterprise class Zettabyte File System.
Why use EON? Because it offers rock solid, reliab.
Network Storage Appliance featuring the zfs filesystem, which provides block-level checksumming & automated tier management most notably.