A version of the Unity 4.3 game development toolset tailored specifically for the PlayStation 4 is now publicly available to all Sony-approved developers, according to an announcement
published today on the Unity blog.
has been publicly available for some time, but the PlayStation 4 version includes support for the console's shader technology and its various peripherals, including the DualShock 4, the PlayStation 4 Camera and the Move controller.
Unity also promises that support for Sony's "Project Morpheus" VR headset is coming soon.
You must successfully register as a Sony developer
in order to download the toolset directly from Sony.