Files with vbx file extension can be found as extensions for older versions of Visual Basic.
Software that open vbx file
VBX file extension - Microsoft Visual Basic Extension
What is vbx file? How to open vbx files?
File type specification:
Dangerous and malicious file type
Source code and script file type
vbx file icon: 
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. VBX has also been supported in some versions of Borland Delphi.
This vbx file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open vbx file:
Company or developer:
Microsoft Corporation
Microsoft Visual Basic is programming language and integrated development environment for Microsoft Windows. Visual Basic is used to create Windows, Web, mobile, and Office applications.
List of recommended software applications associated to the .vbx file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open vbx file, edit vbx file, convert vbx file, view vbx file, play vbx file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with vbx file - Microsoft Visual Basic Extension
Click on the software link(s) for more information. Suggested software applications use vbx file type for internal purposes and/or also by different way than common edit or open vbx file actions.
Microsoft Windows:
Main software associated with vbx file by default:
Microsoft Visual Basic
Other suggested software:
Visual C++
