what is a vbx file
The VBX file extension is used for for Extensions plugins for Visual Basic. Visual Basic Extension, was the component model used in Microsoft Visual Basic versions 1.0 to 3.0.It is still supported in the 16-bit version of version 4.0, but was made obsolete by OCXs.he VBX file extension is used for for Extensions plugins for Visual Basic. Visual Basic Extension, was the component model used in Microsoft Visual Basic versions 1.0 to 3.0.