Microsoft recently released the Visual Studio Tools for Unity 2.0 Preview 2 which is a free VS add-on that enables a rich programming and debugging experience for working with the Unity gaming tools and platform. The main feature of Visual Studio Tools for Unity 2.0 Preview 2 is the official support for Unity 5, the new major version of Unity that was released last month.
Download it from the below links,
- Visual Studio 2015 Preview Tools for Unity
- Visual Studio 2013 Tools for Unity
- Visual Studio 2012 Tools for Unity
- Visual Studio 2010 Tools for Unity
Read more about this release here.