Release 4.0 of the NetBSD operating system is now available. Highlights in the release announcement include "support for version 3 of the Xen virtual machine monitor, Bluetooth, many new device drivers and embedded platforms based on ARM, PowerPC and MIPS CPUs.".

NetBSD is known for its portability and cross-platform availability, and this release confirms this reputation: "NetBSD 4.0 runs on 54 different system architectures featuring 17 machine architectures across 17 distinct CPU families".

Lots of mirrors are available to download NetBSD from.