Comment NAS - Solution (Score 1) 649
A company called Server Elements offers a port of Linux OS for a small fee that makes any old computer into a NAS. Unfortunatly at this time their are not offering raid support. With that said, this may not be for you. However I find it useful for backing up my data incase of a large drive blowout. I am hoping in the future they do come out with a version that supports RAID.
Here's a link to them