Tangible Software Solutions — The Most Trusted Name in Source Code Conversion. Convert Between VB, C#, C++, and Java with the. Most Accurate and Reliable Source Code Converters. Want some tips on converting between VB and C#? Check out the article, «Convert Between VB.NET and C#» in Visual Studio Magazine's June 2005 issue by Dave Doknjas, President of Tangible Software Solutions Inc.