Patent attributes
Examples described herein include systems and methods for providing a GUI customization tool for customizing a GUI template. The GUI can provide multiple customization options for altering the appearance of the GUI template. Template previews can be displayed in conjunction with the customization options. The template previews can represent different display platforms, such as a web browser, a desktop application, or a mobile device. The GUI customization tool can receive selections of the customization options. Upon receiving a selection, the GUI customization tool can update the template previews according to the selection made. The template previews can be updated in real time.