Barcode Linear ActiveX Control & OCX - Version 1.3 The Barcode Linear ActiveX Control is an easy to use drag and drop barcode tool. This control and OCX is implemented in single file and supports the following barcodes: Code 39, UPC, EAN, UCC-128, Code 128, POSTNET, Codabar, Booklan, Interleaved 2 of 5, non-interleaved 2 of 5 and Code11. It works with any Windows application that supports ActiveX technology including Visual Basic, C++, FrontPage, Internet Explorer and Microsoft Office.