For those who are interested in open source Network Attached Storage (NAS) options, the tech website http://www.infostor.com/nas/58-top-open-source-storage-project-1.html', 'InfoStor');" title="58 Top Open Source Storage Projects" target="_blank">InfoStor recently posted an article listing 58 different open source NAS available to choose from. This is an overwhelming number of choices, so today we have selected four of the best known, most highly publicized open source NAS available to compare and contrast for you: NAS4Free, FreeNAS, Amahi and Open Media Vault.