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.
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Apps similar to Rockstor include TrueNAS, which is free and open source. Other options are openmediavault, Unraid, XigmaNAS and Western Digital My Cloud. You can choose from more than 10 NAS Systems like Rockstor for Linux, Windows, self-hosting, Mac and iPad.
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.




Western Digital My Cloud is an easy-to-use personal cloud storage device that plugs directly into your Wi-Fi router at home so you can preserve your digital life. Use the My Cloud app on your phone, tablet or computer to access it anywhere without paying a subscription fee.




FuguHub lets you set up and operate your own secure file-sharing site, even if you're not a techie. FuguHub is an easy-to-use server that runs either on your own computer/device or on your own private online cloud/VPS server.
NASty is a NAS operating system built on NixOS and bcachefs. It turns commodity hardware into a storage appliance serving NFS, SMB, iSCSI, and NVMe-oF — managed from a single web UI, updated atomically, and rolled back when things go sideways.




It uses openSUSE Leap as a base with the Btrfs advanced file system. EasyNAS is managed through a web-based interface and offers such features as on-line growing of file systems, snapshots and copy-on-write.




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



Enterprise Storage OS® is a quasi Linux distribution based on the excellent SCST project; its purpose is to provide SCSI targets via a compatible SAN (Fibre Channel, InfiniBand, iSCSI, FCoE). In a nutshell, ESOS® can easily turn a server with the appropriate hardware...