SANeForce - SAN Pharma Sales Force Automation
i3 - A dynamic tiling window manager designed for X11, inspired by wmii, and written in C.
SmartWindows.app - Auto arrange all your app windows, whether on one screen or many with a single click!
Wayfire - Wayland compositor with 3d effects.
Desktop Restore - MIDI-OX is the world's greatest all-purpose MIDI Utility.
Openbox - Openbox is a highly configurable, next generation window manager with extensive standards support.