Open Solaris

Nexenta Operating System
Nexenta Operating System is a free and open source operating system combining the OpenSolaris kernel with GNU application userland. Nexenta Operating System runs on Intel/AMD 32/64bit hardware and is distributed as a single installable CD. Upgrades and binary packages not included on the CD can be installed from NexentaOS repository using Advanced Packaging Tool. In addition, source based software components can be downloaded from network repositories available at Debian/GNU Linux and Ubuntu Linux