NW.js Frameless window example Features: Custom title bar for dragging Acts as a native title bar, so double-clicking will maximize and dragging to the edge of the screen works like normal Custom, pure CSS, window controls: minimize maximize restore close Transparent window with rounded corners Rounded corners are removed when maximized Adjustable background transparency Simplified example for easier copy/pasting Environment set up Download/install Node.js Download or clone the repo Run npm install Running locally Do the environment setup Run npm start