FreeNAS vs openmediavault

FreeNAS and openmediavault are Open Source network-attached storage operating systems. Both support the SMB, AFP, and NFS sharing protocols, provide a web interface for easy management, and feature a plugin system for installing and managing additional applications.


FreeNAS is an operating system that can be installed on virtually any hardware platform to share data over a network. FreeNAS is the simplest way to create a centralized and easily accessible place for your data. Use FreeNAS with ZFS to protect, store, and back up all of your data. FreeNAS is used everywhere, for the home, small business, and the enterprise.


Openmediavault is a free Linux distribution designed for network-attached storage (NAS). The project’s lead developer is Volker Theile, who began development in 2009. Openmediavault is based on the Debian operating system, and is licensed through the GNU General Public License v3.

Overview FreeNAS 11.3 openmediavault
Ease of Use Graphical User Interface Graphical User Interface
Documentation User Guide, How-To Videos, Training Videos Wiki
Certified Hardware Available SoHo and Business No
Open Source Licence Primarily 2-clause BSD GPLv3
Base Operating System FreeBSD 11.3 Debian Linux
File System OpenZFS ext3, ext4, XFS, JFS
Architecture 64-bit 64-bit, ARM
Downloads Over 10 million 4,471,000+
Development Language Python, Angular PHP, AJAX
Open Source Repository
Core Developers 25+ 1
Forums 66,500+ users and over 550,000 posts 18,280+ users and over 167,400 posts
YouTube Community Videos 134,000+ results and 22K+ subscribers 37,700+ results
Social Media 28,800+ Facebook likes, 13,700 Twitter followers 749 members, 4,800+ Facebook likes, 3,027 Twitter followers
Restorability Download/Upload configuration file, default settings restore, boot environments config.xml (CLI)
Built-in Visual Reporting CPU, disk, memory, network, processes, uptime, iSCSI, ZFS network, system, filesystem, services
Supported Disk Configurations Stripe, mirror, RAIDZ1, Z2, Z3, hot-swap RAID0, 1, 5, 6, 10
Encrypted Storage Support Software Disk Encryption, Self-Encrypting Drives (SED), and Dataset Encryption in TrueNAS CORE 12 Software Disk Encryption
Third Party Application Support Plugins, Jails, bhyve VMs, Docker VMs Plugins
API REST, websockets none
Alerting Services GUI, email, and SNMP alerts, integration with AWS-SNS, InfluxDB, Slack, Mattermost, OpsGenie, PagerDuty, VictorOps email alerts
Built-in File Sharing Protocols SMB, NFS, AFP, WebDAV SMB, NFS
Built-in Block Storage Protocols iSCSI iSCSI (plugin)
Other Built-in Network Protocols rsync, FTP, TFTP, LLDP, SSH, DDNS, SNMP rsync, FTP, TFTP, SSH, DNS-SD
Built-in Cloud Synchronization Amazon S3, Backblaze B2, Box, Dropbox, FTP, Google Cloud Storage, HTTP, Hubic, Mega, Microsoft Azure Blob Storage, Microsoft OneDrive, pCloud, SFTP, WebDAV, Yandex none
Built-in Directory Services Active Directory, LDAP, Kerberos, NIS LDAP (plugin)
Built-in Hardware Protocols S.M.A.R.T., SCSI Enclosure Services (SES), UPS S.M.A.R.T.
Built-in Virtualization bhyve, Docker none
If you have any updates or corrections to this page, please contact us at marketing[at]


Still Open. Still Free. TrueNAS CORE

FreeNAS is now TrueNAS CORE. Download TrueNAS CORE and join the Open Source revolution.

Download TrueNAS CORE