Razor-qt is a new open-source project, it works with various WMs. This simple tutorial will show you how to install Razor Desktop in Ubuntu using PPA
Install Razor Desktop from PPA:
Hit Ctrl+Alt+T, copy and paste this command into terminal and hit enter to add the PPA. It supports Ubuntu 12.10, Ubuntu 12.04, 11.10, 11.04, and 10.04.
sudo add-apt-repository ppa:razor-qt/ppa
sudo apt-get update
sudo apt-get install razorqt
Log out and select to log in with Razor Desktop: