.WDW File Extension

Developer file created by WinDev, a program used for making Windows and mobile applications; saves an application window and may include text fields, buttons, drop-down menus, graphics, and other elements; acts as a dialog box for user input or as a view for output display.

A WinDev project (.WDP file) may include multiple WDW files for different views and user forms within the application. WDW files are used for desktop applications whereas .WPW window files are used for mobile applications.