http://unity3d.com/unity/
Unity is a multiplatform game development tool, designed from the start to ease creation. A fully integrated professional application, Unity just happens to contain the most powerful engine this side of a million dollars.
Integrated Editor
Everything is done through Unity's simple user interface. Thousands of hours of thought and spit-polish have gone into it. Read more.
Graphical Power
Unity has a highly optimized graphics pipeline for both DirectX and OpenGL. Read more
Asset Importing
All major file formats are supported, and almost any art application can be used with Unity. Read more
One-Click Deployment
Unity supports a wide range of platforms when you release your work to the come alive. Read more
Wii Publishing
The industry's most popular console just got a lot easier to develop for... Read more
Unity Asset Server
The Unity Asset Server is an add-on product which adds version control to Unity. Read more
Shadow & Light
Realtime soft-shadows and baked lightmaps, spiced up with halos and lens flares. Read more
