File Extension VC15 File Format Ms Visual C 1.5 ( make -) file VC15 stands for Ms Visual C 1.5 ( make -) file. This was last updated in March 2012 By Margaret Rouse Browse File Extensions Alphabetically: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # Ask a Question. Find an Answer. Ask your peers a question about this file extension. Ask a Question iSeries accessibility to VB.NET, ASP 2.0/3.0 ,NET programmers in Visual Studio CMake - Automatically regenerate a file using an external tool and custom target upon "make" Visual Basic 2010 Server Status?