i3 - A dynamic tiling window manager designed for X11, inspired by wmii, and written in C.
Skuuudle - Discover, match and monitor your eCommerce competitors.
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.
Price2Spy - Price2Spy is a price monitoring, pricing analytics, and repricing tool, meant to help eCommerce professionals keep an eye on their competitors or retailers.
Openbox - Openbox is a highly configurable, next generation window manager with extensive standards support.
Prisync - Prisync is a competitor price tracking and monitoring software for all sizes of e-commerce companies worldwide.