FileInfo.com


.VI File Extension


File Type LabVIEW Virtual Instrument File
File Format File
Common? No
File Description Program created with LabVIEW, a scientific testing and measurement application; referred to as a "virtual instrument" because it imitates the appearance and operation of a physical instrument, such as a multimeter or oscilloscope.

Virtual instruments can be created from scratch or built from a VI template included with the LabVIEW software.
Program(s) that open vi files Mac / Windows / Unix: National Instruments LabVIEW

Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/vi