Install fluxbox by entering the following commands in the terminal:
sudo apt update sudo apt install fluxbox
Description:
Highly configurable and low resource X11 Window manager
Fairly similar to blackbox, from which it is derived, but has been extended with features such as pwm-style window tabs, configurable key bindings, toolbar, and an iconbar. It also includes some cosmetic fixes over blackbox. . This package contains support for GNOME and KDE.
Homepage: http://fluxbox.org
Version: 1.3.5-2build1
Section: universe/x11