Hello Xen Developers, We have just released a new project that is an open source desktop OS based on Xen, X, and Linux, with a focus on security: http://www.qubes-os.org/ Needless to say we would greatly welcome contributions from the Xen community, especially with regards to Dom0 kernel testing, packaging, etc, as well as many other things. Regards, joanna. ps. Thanks for your work on Xen!