Here http://dlang.org/interface.html#COM-Interfaces we have a link to Lionello Lunesu's article http://lunesu.com/uploads/ModernCOMProgramminginD.pdf Is it correct that he hasn't managed to convince Microsoft to release his sources and one of us has to rewrite his library if we want to use it? -- Денис В. Шеломовский Denis V. Shelomovskij