i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii
i3 - The Improved Tiling Window Manager
5 reasons the i3 window manager makes Linux better
i3 - An Improved Tiling Window Manager
My journey of ricing Arch Linux
How to Install i3 Window Manager in Linux
i3 the improved tiling window manager i3wm Poster for Sale by yisraeldov
i3 - improved tiling wm
I3 - openSUSE Wiki
Using i3-like Tiling Window Managers in MacOS with yabai., by Anuj Chandra
Improve Your Workflow With Tiling Window Managers, by Christopher Lam, The FOSS Albatross
My journey of ricing Arch Linux