Participating Ubuntu flavours have released their second alphas for the upcoming 14.04 release.
Though regular Ubuntu doesn’t take part in the alphas (the first betas are set to land on March 27th), the following flavours are participating in this second round of alphas:
If you’re running Ubuntu in the cloud, you can grab the Ubuntu Cloud Alpha 2 for Amazon EC2, OpenStack, or any number of cloud platforms supported. Builds for 64-bit PowerPC servers have also been made available.
Edubuntu Kubuntu Ubuntu GNOME Ubuntu Kylin Xubuntu Ubuntu Cloud