jschauma writes "NetBSD 5.1 has been released. NetBSD 5.1 is the first feature update of the NetBSD 5.0 release branch. It includes security and bug fixes, as well as improved hardware support and new features. Some highlights include: RAIDframe parity maps, which greatly improve parity rewrite times after unclean shutdown; X.Org updates; Support for many more network devices; Xen PAE dom0 support; Xen PCI pass-through support. For a full list of all changes, please see the release announcement. NetBSD 5.1 is dedicated to the memory of Martti Kuparinen, who was the victim of a traffic accident in June 2010."