Studio Wiring Diagram software Collection Assortment of studio wiring diagram software. A wiring diagram is a streamlined conventional photographic depiction of an electrical circuit. It shows the elements of the circuit as simplified shapes, and also the power as well as signal links in between the devices. 6+ Best Wiring Diagram Software Free Download For Windows Diagram Studio is a powerful tool that can be used as a wiring diagram software though it comes with the ability to handle other forms of diagrams such as process and software flowcharts. The tool is effective and offers plenty of tools to ensure that you get the job done.