They can also be present in test systems which include products based on the GPIB, VXI, and PXI standards.
The IVI Foundation defines a standard driver application programming interface (API) for programmable instruments.
Developers can use other driver technologies or work directly with SCPI commands.
In 2007, the Consortium adopted Version 1.2; its major focus was discovery mechanisms.
The consortium provides guidance on when the Technical Justification route can be used and when a new formal test is required.