Ubuntu team announced Final Beta of upcoming Ubuntu release, Ubuntu 15.04 'Vivid Vervet' and all it's flavors including Ubuntu Desktop and Server, Ubuntu Cloud Server, Ubuntu Netboot, Ubuntu Core, Kubuntu, Lubuntu, Ubuntu Studio, Ubuntu GNOME, Ubuntu Kylin, Ubuntu MATE and Xubuntu.
From Official Release Mail :
Codenamed "Vivid Vervet", 15.04 continues Ubuntu's proud tradition of integrating the latest and greatest open source technologies into a high-quality, easy-to-use Linux distribution. The team has been hard at work through this cycle, introducing new features and fixing bugs. This beta release includes images from not only the Ubuntu Desktop, Server, Cloud, and Core products, but also the Kubuntu, Lubuntu, Ubuntu GNOME, Ubuntu Kylin, Ubuntu Studio and Xubuntu flavours. In addition to the usual suspects, we're also welcoming a new flavour to the family this cycle with Ubuntu MATE
Release Notes For Ubuntu 15.04 and Flavors
- http://releases.ubuntu.com/15.04/ (Ubuntu Desktop and Server)
- http://cloud-images.ubuntu.com/releases/15.04/release/ (Ubuntu Cloud Server)
- http://cdimage.ubuntu.com/netboot/15.04/ (Ubuntu Netboot)
- http://cdimage.ubuntu.com/ubuntu-core/releases/15.04/release/ (Ubuntu Core)
- http://cdimage.ubuntu.com/kubuntu/releases/15.04/release/ (Kubuntu)
- http://cdimage.ubuntu.com/lubuntu/releases/15.04/release/ (Lubuntu)
- http://cdimage.ubuntu.com/ubuntustudio/releases/15.04/release/ (Ubuntu Studio)
- http://cdimage.ubuntu.com/ubuntu-gnome/releases/15.04/release/ (Ubuntu GNOME)
- http://cdimage.ubuntu.com/ubuntukylin/releases/15.04/release/ (UbuntuKylin)
- http://cdimage.ubuntu.com/ubuntu-mate/releases/15.04/release/ (Ubuntu MATE)
- http://cdimage.ubuntu.com/xubuntu/releases/15.04/release/ (Xubuntu)