using System.Reflection; // Change the LoadFrom argument to point to your assembly file Assembly assembly = Assembly.LoadFrom (@"C:\Documents\ClassLibrary.dll"); object[] attibutes = assembly.GetCustomAttributes (true); if (attibutes .Length > 0) { Console.WriteLine ("Assembly attributes for '{0}'", assembly ); foreach (object o in attibutes) { Console.WriteLine ("Attribute: {0}", o.ToString()); }