VBScript ™ can use in some Applications. JScript ™ can use in some Applications.
As a developer, you can license VBScript ™ (JScript ™) source implementation at no charge for use in your products. Microsoft ™ provides binary implementations of VBScript ™ (JScript ™) for the 32-bit Windows™ API, the 16-bit Windows ™ API, and the Macintosh ™. VBScript ™(JScript ™) and ActiveX ™ Scripting can also be used as a general scripting language in other applications. scripting in windows

Common possibilities:

If You used common possibilities on the script code, then your program will work always! You can use it's in some script host (shells): wscript.exe, cscript.exe, iexplorer.exe, mshta.exe, engine.exe ...
JScript, ActiveX and VBScript are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.