Minor Description
The "gradlew --gui" starts the Gradle Graphical User Interface as explained at https://docs.gradle.org/current/userguide/tutorial_gradle_gui.html.
With my current knowledge I don't know how, and even if, it's possible to customise the Gradle Graphical User Interface. If this is possible this would allow us to provide our users a friendly and relaxing User eXperience for handling their OFBiz plugins. This is still a dream, and we need to verify it can become true...