AnswerConnect - 24/7 Live Call Answering Service
i3 - A dynamic tiling window manager designed for X11, inspired by wmii, and written in C.
Abby Connect - Abby Connect is the top-rated, US-based virtual receptionist team with elite training, custom call handling, free extended hours, and a 14-day free trial.
dwm - dwm is a dynamic window manager for X. It manages windows in tiled, monocle and floating layouts. All of the layouts can be applied dynamically, optimising the environment for the application in use and the task performed.
Helpware - Amazing Customer Experiences. Together.
Xmonad - xmonad is a dynamically tiling X11 window manager that is written and configured in Haskell.