XigmaNAS (formerly NAS4Free) is an embedded open-source NAS (Network-Attached Storage) distribution based on FreeBSD. XigmaNAS supports sharing across multiple operating systems, including Windows, Apple and UNIX-like systems. XigmaNAS is easy to set up in most home and enterprise environments and will allow to manage and share large amounts of data easily across a network. XigmaNAS also incorporates many different streaming features for sharing multimedia with other devices on the network. XigmaNAS includes ZFS v28 (RAIDZ, RAIDZ2 and RAIDZ3) Software RAID (0,1,5), Disk Encryption, S.M.A.R.T / Email Reports, and it supports the following protocols: CIFS (samba), FTP, NFS, TFTP, AFP, RSYNC, Unison, iSCSI (initiator and target), HAST, CARP, Bridge, UPnP, and BitTorrent. All are highly configurable by using a web interface.