The software application published by Gamma Technologies that includes a feature/module/file named "GTgui" is "Simulink for Modelica" (also known as GT-SUITE).
GTgui is the graphical user interface for GT-SUITE, which allows users to create, modify, and visualize system models. It provides access to various modeling tools and capabilities, enabling engineers and researchers to simulate multi-domain systems efficiently. GTgui is integral to the