18 - [bspwm-git](https://aur.archlinux.org/packages/bspwm-git)
19 - [bspwm (x86_64)](https://www.archlinux.org/packages/community/x86_64/bspwm/)
20 - [bspwm (i686)](https://www.archlinux.org/packages/community/i686/bspwm/)
23 - [bspwm-git](https://github.com/milomouse/ebuilds)