VS2015 ? Arduino IDE For Visual Studio 2015 VisualMicro
This download is a replacement of Visual Micro for Visual Studio 2012, 2013 and 2015 If you have previously installed visual micro into vs2012, 2013,2015 then you will notice the previous extension in the list under tools>extensions and updated>installed. The older extension can be removed without causing loss of configuration.
VS2015 – Arduino IDE for Visual Studio 2015 VisualMicro