Dim DLLName As String = "ClassLibrary1.dll" Dim ClassName As String = "ClassLibrary1.Form1" Dim oDLL As System.Reflection.Assembly Dim oClass As Object Dim oForm As Form oDLL = System.Reflection.Assembly.LoadFrom(DLLName) oClass = oDLL.CreateInstance(ClassName) oForm = CType(oClass, Form) oForm.Show()