Lars Torben Kremer has announced the release of Snowlinux 4 "MATE" and "Cinnamon" editions, both based on Ubuntu 13.04: "The team is proud to announce the release of Snowlinux 4 'Frosty'. Snowlinux 4 'Frosty' is the latest release based upon Ubuntu 13.04. MATE 1.6, the default desktop environment, and Cinnamon 1.8 run perfectly. While MATE 1.6 was mostly improved technically, Cinnamon 1.8 was improved with an unified control center and an own screensaver. Snowlinux 4 'Frosty' uses the latest technologies and has an updated package base. New features: Linux kernel 3.8; MATE 1.6 and Cinnamon 1.8; Snowlinux Metal theme; Nemo 1.8; Caja 1.6; Firefox 21.0 and Thunderbird 17.0.5; Cinnamon control center and screensaver; Snowlinux Full HD backgrounds."