i3 (Tiling and Tabbed Window Manager)

i3 is a tiling window manager, completely written from scratch. The
target platforms are GNU/Linux and BSD operating systems, our code is
Free and Open Source Software (FOSS) under the BSD license. i3 is
primarily targeted at advanced users and developers.

Also: see ../rofi-git


Homepage: 
SlackBuild:
https://i3wm.org
i3wm-git.tar.gz