FVWM is all you really need
(screenshot of a rxvt window decorated with a fvwm theme. The title bar is rotated to the left and highlighted in red with white text, and reads ‘marada@kalutika:~’....
(screenshot of a rxvt window decorated with a fvwm theme. The title bar is rotated to the left and highlighted in red with white text, and reads ‘marada@kalutika:~’....