Have you tried OpenSolaris yet?
OpenSolaris is an operating system that provides a rich platform for building and running applications. The majority of the OpenSolaris code base is distributed under an OSI-approved open source license. OpenSolaris supports systems that use SPARC and x86 families of processor architectures. OpenSolaris is well-suited for desktops, laptops, servers, and data centers.
Like most operating systems, [...]
