Google Music Frame runs Google Music web interface in its own window and provides integration with Ubuntu sound menu and notifications. It also remembers last session and the current view (album, genre list, etc.)
Many packages were updated for Ubuntu 11.10 yesterday because of UI freeze. These updates have brought more overall polish to desktop and some totally new interface changes.
Sonar GTK3 theme is yet another great looking theme created by half-left. This is a GTK3 port of Sonar used by default in OpenSUSE. The theme comes with the metacity theme and the GTK2 version as well.
Real time naval strategy game Oil Rush can soon come to Ubuntu Software Center providing Ubuntu users an option of having easy one click purchase, installation, updates and patches for this critically acclaimed game.
Open Source and Cross Platform flight simulator game FlightGear has reached version 2.4 after being in development for 6 months bringing in many impressive new features and fixes.
Indie First Person Adventure Game Dead Cyborg Episode 1 is out now for Linux. Windows version was released few days back and has received quite good reviews all over the web.
A new version for Tomahawk Social Media Player has been released. This version brings improved stability as well as lots of UI polish to the application.