With these it helps In the image below, there are red square icons next to items in the Solution Explorer. I can't figure out what they indicate. I'm using Resharper and AnkhSVN, so they may be from either of those two packages, or from Visual Studio itself. Does anyone have any idea what they mean? , It's likely from Subversion, saying that you have changes in the file
How to show the marked icon in photo in C# ( visual studio 2013)?