Unity has released a new version of its engine, the Unity Engine, and you can find below its key features. According to the release notes, Unity Engine 4.3 comes with a completely new 2D toolset, a major Windows Store apps upgrade and plastic SCM integration.
Those interested can download from here.
Here are the key feature for Unity Engine 4.3. Those interested can view the complete changelog here:
-A completely new 2D toolset
-Animation: blendshapes and animation events for animator-driven characters
-Navmesh: dynamic off-mesh links and obstacle carving
-A major Windows Store apps upgrade
-Plastic SCM integration