Hi
Fedora 11 Alpha includes a number of major features including Ext4 as
default filesystem, A Windows cross compiler with dozens of libraries
available in the repository, PackageKit Firmware support, experimental
support for the next generation Btrfs filesystem, GNOME 2.26 development
snapshot, KDE 4.2 RC 2 (general release available as an update), Xfce
4.6 Beta, Python 2.6 and more.
https://fedoraproject.org/wiki/Fedora_11_Alpha_release_notes
Download it from
http://fedoraproject.org/en/get-prerelease
The general release is targeted to be released at the end of May this
year and will have many more enhancements available.
https://fedoraproject.org/wiki/Releases/11/FeatureList
Rahul