Three Ways to Tweak Ubuntu Linux's Unity Desktop
Think Unity means you need to find another Linux distribution? Think again--and try one of these tools first. If you're still not happy, then you can start looking around for a new desktop or a new distribution.
1. CompizConfig Settings Manager
The most traditional--and most complicated--approach to tweaking Ubuntu is to use the CompizConfig Settings Manager, which is available in the Ubuntu Software Center. This tool includes an Ubuntu Unity Plugin among its Desktop options, and that plugin can be used to configure various aspects of Unity.