- The FreeBSD Project is dedicated to providing a commercial quality networking and desktop OS solution, at this time focused specifically on taking maximum advantage of Intel x86 (PC) architecture machines.
Linux ARM - ARM Linux is a port of the PC version of Linux.
Linux x86 - Linux x86 (Site #2)
Linux/PowerPC - Linux for PowerPC computers- PowerMacs & PReP (BeBox,RS6ks,PowerStack,etc)
NetBSD - NetBSD (Site #2) - NetBSD (Site #3) - NetBSD (Site #4) - NetBSD (Site #5)
OpenBSD - The OpenBSD project involves continuing development of a multiplatform 4.4BSD-based Unix-like operating system.