Graphical User Interface ======================== The Graphical User Interface (GUI) allows you to process your images manually, as well as using scripts or typing commands. To learn how to use Siril in headless mode, please refer to this :ref:`section `. Siril's GUI is written using `GTK `_, a free and open source cross-platform toolkit for GUI creation. Currently, the version used is version 3. The following subsections take you through the main interface window and useful menus. .. toctree:: :hidden: GUI/main-interface GUI/toolbar GUI/burger-menu GUI/tools-menu GUI/image-processing-menu GUI/roi GUI/histogram GUI/information_window GUI/shortcuts