Abstract: Techniques for visual software development are disclosed, including: generating, by a visual code editor, a data model of code elements in a set of source code; based on the data model, generating an adjustable graphical user interface (GUI) control corresponding to a subset of the set of source code; presenting the adjustable GUI control in a GUI of the visual code editor; and responsive to user input in the GUI to adjust the adjustable GUI control, modifying the set of source code according to the user input and executing the modified set of source code.